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SoFi
(NASDAQ:SOFI) 

SOFI stock logo

Social Finance, Inc. is an American online personal finance company. A mobile-first service based in San Francisco, SoFi provides a suite of financial products that includes student loan refinancing, mortgages, personal loans, credit card, investing and banking through both their mobile app and desk...

Founded: 2011
IPO Price: $10 (Jun 01, 2021)
Full Time Employees: 4,200 (Dec 2022)
Founder: Mike Cagney, Dan Macklin, James Finnigan, and Ian Brady 
CEO: Anthony Noto  
cmo: Lauren Stafford Webb
Sector: Finance and Insurance
Industry: Financial Transactions Processing, Reserve, and Clearinghouse Activities
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At a glance:
  • Diversified Revenue Mix Across Lending and Financial Services: SoFi generates revenue from personal, student, and home lending, as well as fee-based financial services and a growing platform/technology segment, which can help smooth results across credit cycles.
  • Deposit Growth Supports Funding Costs and Margin Expansion Potential: SoFi’s bank charter enables it to gather deposits that can lower reliance on wholesale funding, potentially improving net interest margin and providing more flexibility in pricing and loan growth.
  • Credit Quality and Macroeconomic Sensitivity Remain Key Watch Items: As a consumer lender, SoFi’s performance is sensitive to unemployment, interest rates, and borrower stress; delinquency trends, underwriting changes, and charge-offs are critical indicators to monitor.
  • Path to Sustained Profitability Driven by Operating Leverage: Investors often focus on whether revenue growth outpaces expense growth, with marketing efficiency and cross-sell into higher-retention products (checking/savings, investing, credit card) influencing long-term margins.
  • Platform/Technology Segment Could Provide Higher-Quality, Fee-Based Earnings: SoFi’s technology services (including core banking and payments-related capabilities) are positioned to deliver more recurring, less balance-sheet-intensive revenue, though growth and customer concentration are important to track.
Bull Thesis:
  • Integrated Financial Platform & Cross-Selling Success: SoFi's 'financial super app' strategy, combining lending, banking, and investing, drives strong cross-selling, lower customer acquisition costs, and higher member lifetime value, creating a powerful network effect and sticky customer base.
  • Bank Charter Advantage & Improved Net Interest Margin: The national bank charter allows SoFi to fund loans with cheaper, sticky deposits, significantly improving its net interest margin (NIM) and reducing reliance on more expensive wholesale funding, accelerating the path to profitability.
  • Robust Growth in Technology Platform (Galileo & Technisys): The B2B technology segment, powered by Galileo and Technisys, continues to show strong growth, diversifying SoFi's revenue streams with high-margin, recurring revenue and reducing its sole reliance on consumer lending.
  • Student Loan Refinancing Rebound Post-Moratorium: With the end of the federal student loan payment moratorium, SoFi is exceptionally well-positioned to capture a significant share of the rebounding student loan refinancing market, a core competency for the company.
Bear Thesis:
  • Intense Competition & High Customer Acquisition Costs: The fintech and banking sectors are highly competitive, requiring significant marketing spend to acquire and retain members, potentially compressing margins and making sustained profitability challenging in the long run.
  • Credit Quality Concerns Amid Macroeconomic Headwinds: In a challenging economic environment with potential recession risks, SoFi's loan portfolio, particularly personal and student loans, could experience increased delinquencies and defaults, impacting asset quality and profitability.
  • Persistent Profitability & Free Cash Flow Challenges: Despite revenue growth, SoFi has struggled to achieve consistent GAAP profitability and positive free cash flow, requiring ongoing significant investments in technology, marketing, and infrastructure, which could delay sustainable returns.
  • Regulatory Scrutiny & Interest Rate Sensitivity: Fintechs face evolving regulatory landscapes, which could impose new compliance costs or restrictions. Additionally, SoFi's lending business is highly sensitive to interest rate fluctuations, impacting demand and profitability.
Main Competitors:
  • Ally Financial Inc. ($ALLY) (Online Banking, Ally Invest, Auto Loans, Mortgages), A leading online-only bank offering high-yield savings, checking, auto loans, mortgages, and a comprehensive investment platform (Ally Invest). Ally competes directly with SoFi's digital banking, lending, and investing services by targeting a similar digitally-savvy customer base with competitive rates and low fees, emphasizing convenience and a strong online experience.
  • Charles Schwab Corporation ($SCHW) (Brokerage, Banking, Wealth Management, Retirement Services), A long-established financial services firm providing a wide range of brokerage, banking, wealth management, and retirement services. Schwab competes with SoFi's investing platform (brokerage, robo-advisory) and banking products, appealing to customers seeking a comprehensive financial hub with robust tools, extensive research, and strong customer support, often at competitive prices.
  • Discover Financial Services ($DFS) (Credit Cards, Personal Loans, Student Loans, Online Banking), Known for its credit cards, Discover also offers personal loans, student loans, and online banking products. It competes with SoFi in the personal and student loan refinancing markets, as well as for customers seeking online banking and credit card solutions, often leveraging its strong brand recognition and direct-to-consumer model.
  • JPMorgan Chase & Co. ($JPM) (Banking, Credit Cards, Mortgages, Personal Loans, Chase You Invest), One of the largest traditional banks, Chase offers a vast array of financial products including checking and savings accounts, credit cards, mortgages, personal loans, and an investing platform (Chase You Invest). It competes with SoFi across nearly all its product categories by leveraging its massive customer base, extensive digital investments, and the convenience of a 'one-stop shop' for diverse financial needs, despite having a physical branch presence.
Moat:
SoFi operates in a highly competitive financial services landscape, facing challenges from both established traditional banks and agile fintech startups. Its primary moat lies in its integrated 'one-stop shop' digital platform, offering a wide array of financial products from banking and lending to investing, all under one roof with a focus on a seamless user experience and a 'member-centric' approach. SoFi also benefits from its strong brand appeal among younger, affluent professionals. However, competition is fierce, with traditional players like Chase and Schwab leveraging their scale, trust, and extensive product offerings, while digital-first banks like Ally compete directly on rates and convenience. Niche fintech lenders and investment platforms also vie for specific segments of SoFi's business. To maintain its competitive edge, SoFi must continue to innovate, effectively cross-sell its products to deepen member relationships, and offer compelling rates and features to attract and retain its growing member base.
Income Statements:
Quarterly
Annual
    Unit: USD2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 
                      
      interest income
                      
      loans and securitizations
    830,156,000 738,862,000 712,876,000 688,723,000 671,976,000 621,061,000 620,228,000            
      other
    61,405,000 53,543,000 50,936,000 55,214,000 51,398,000 53,534,000 45,683,000 46,278,000 24,343,000 25,150,000 11,168,000 7,109,000 3,881,000 1,608,000 1,269,000 815,000 758,000 636,000 
      total interest income
    891,561,000 792,405,000 763,812,000 743,937,000 723,374,000 674,595,000 665,911,000 645,237,000 564,270,000 469,996,000 371,564,000 307,408,000 198,039,000 149,512,000 118,412,000 94,783,000 93,601,000 84,108,000 
      interest expense
                      
      securitizations and warehouses
    29,849,000 29,650,000 28,144,000 23,022,000 31,093,000 17,362,000 40,921,000 62,989,000 63,847,000 63,060,000 54,324,000 50,969,000 20,653,000 18,599,000 19,906,000 15,067,000 19,360,000 26,250,000 
      deposits
    264,901,000 233,232,000 225,399,000 238,596,000 248,292,000 231,815,000 211,451,000 182,612,000 145,563,000 106,529,000 73,116,000 40,670,000 14,149,000 4,543,000 431,000    
      corporate borrowings
    11,595,000 11,504,000 11,428,000 12,039,000 12,871,000 12,725,000 10,711,000 9,882,000 9,784,000 9,167,000 8,000,000 7,069,000 5,270,000 3,450,000 2,649,000 2,593,000 1,366,000 1,378,000 
      total interest expense
    306,447,000 274,568,000 265,086,000 273,768,000 292,364,000 262,011,000 263,193,000 255,596,000 219,307,000 178,870,000 135,554,000 98,824,000 40,189,000 26,783,000 23,479,000 18,206,000 21,226,000 28,096,000 
      net interest income
    585,114,000 517,837,000 498,726,000 470,169,000 431,010,000 412,584,000 402,718,000 389,641,000 344,963,000 291,126,000 236,010,000 208,584,000 157,850,000 122,729,000 94,933,000 76,577,000 72,375,000 56,012,000 
      noninterest income
                      
      loan origination, sales, securitizations and servicing
    65,431,000 70,855,000                 
      technology products and solutions
    89,707,000 90,796,000 86,437,000 88,376,000 90,896,000 85,866,000 85,672,000 87,026,000 81,856,000 82,289,000 72,801,000 81,339,000 82,035,000 81,670,000 59,857,000    
      loan platform fees
    164,897,000 127,405,000 92,750,000 63,235,000 55,641,000              
      total noninterest income
    376,486,000 337,107,000 273,033,000 263,956,000 266,111,000 186,034,000 242,277,000 225,763,000 192,246,000 206,892,000 236,148,000 248,095,000 266,135,000 239,798,000 235,411,000 209,031,000 199,631,000 175,262,000 
      total net revenue
    961,600,000 854,944,000 771,759,000 734,125,000 697,121,000 598,618,000 644,995,000 615,404,000 537,209,000 498,018,000 472,158,000 456,679,000 423,985,000 362,527,000 330,344,000 285,608,000 272,006,000 231,274,000 
      yoy
    37.94% 42.82% 19.65% 19.29% 29.77% 20.20% 36.61% 34.76% 26.70% 37.37% 42.93% 59.90% 55.87% 56.75%     
      qoq
    12.48% 10.78% 5.13% 5.31% 16.46% -7.19% 4.81% 14.56% 7.87% 5.48% 3.39% 7.71% 16.95% 9.74% 15.66% 5.00% 17.61%  
      provision for credit losses
    9,199,000 10,035,000 5,678,000 6,877,000 6,013,000 11,640,000 7,182,000 12,092,000 21,831,000 12,615,000 8,407,000 14,945,000 16,323,000 10,103,000 12,961,000    
      noninterest expense
                      
      technology and product development
    167,144,000 152,146,000 156,206,000 148,986,000 139,714,000 132,167,000 130,920,000 141,817,000 125,698,000 126,845,000 117,059,000 113,281,000 110,702,000 99,366,000 81,908,000 66,316,000 74,434,000 69,389,000 
      sales and marketing
    286,878,000 264,744,000 238,176,000 229,261,000 214,904,000 184,762,000 167,366,000 174,705,000 186,719,000 182,822,000 175,154,000 173,702,000 162,129,000 143,854,000 138,138,000 129,705,000 114,985,000 94,951,000 
      cost of operations
    161,423,000 150,437,000 135,520,000 128,155,000 123,714,000 109,703,000 100,061,000 103,947,000 98,258,000 93,885,000 83,908,000 80,615,000 83,083,000 79,091,000 70,437,000 69,195,000 69,591,000 60,624,000 
      gross profit
    800,177,000 704,507,000 636,239,000 605,970,000 573,407,000 488,915,000 544,934,000 511,457,000 438,951,000 404,133,000 388,250,000 376,064,000 340,902,000 283,436,000 259,907,000 216,413,000 202,415,000 170,650,000 
      yoy
    39.55% 44.10% 16.76% 18.48% 30.63% 20.98% 40.36% 36.00% 28.76% 42.58% 49.38% 73.77% 68.42% 66.09%     
      qoq
    13.58% 10.73% 5.00% 5.68% 17.28% -10.28% 6.55% 16.52% 8.62% 4.09% 3.24% 10.31% 20.27% 9.05% 20.10% 6.92% 18.61%  
      gross margin %
    83.21% 82.40% 82.44% 82.54% 82.25% 81.67% 84.49% 83.11% 81.71% 81.15% 82.23% 82.35% 80.40% 78.18% 78.68% 75.77% 74.42% 73.79% 
      general and administrative
    188,405,000 165,390,000 156,397,000 160,922,000 148,921,000 145,006,000 145,240,000 131,685,000 124,457,000 131,180,000 123,689,000 113,085,000 126,199,000 125,829,000 136,505,000 125,160,000 40,461,000 171,216,000 
      total noninterest expense
    803,850,000 732,717,000 686,299,000 642,489,000 633,266,000 583,278,000 550,769,000 564,246,000 804,137,000 547,347,000 508,217,000 495,628,000 498,436,000 458,243,000 439,949,000 395,062,000 301,872,000 396,666,000 
      income before income taxes
    148,551,000 112,192,000 79,782,000 59,924,000 63,855,000 15,340,000 94,226,000 51,158,000 -266,928,000 -49,329,000 -36,059,000 -38,949,000 -74,451,000 -95,716,000 -109,605,000 -109,454,000 -29,866,000 -165,392,000 
      income tax expense
    -9,159,000  -8,666,000            -752,000    
      net income
    139,392,000 97,263,000 71,116,000 332,473,000 60,745,000 17,404,000 88,043,000 47,913,000 -266,684,000 -47,549,000 -34,422,000 -40,006,000 -74,209,000 -95,835,000 -110,357,000 -111,012,000 -30,047,000 -165,314,000 
      yoy
    129.47% 458.85% -19.23% 593.91% -122.78% -136.60% -355.78% -219.76% 259.37% -50.38% -68.81% -63.96% 146.98% -42.03%     
      qoq
    43.31% 36.77% -78.61% 447.33% 249.03% -80.23% 83.76% -117.97% 460.86% 38.14% -13.96% -46.09% -22.57% -13.16% -0.59% 269.46% -81.82%  
      net income margin %
    14.50% 11.38% 9.21% 45.29% 8.71% 2.91% 13.65% 7.79% -49.64% -9.55% -7.29% -8.76% -17.50% -26.44% -33.41% -38.87% -11.05% -71.48% 
      other comprehensive income
                      
      unrealized gains on available-for-sale securities
    6,183,000 1,328,000 11,462,000 -16,228,000 9,029,000 741,000 -700,000 -2,284,000 5,616,000 830,000 2,248,000        
      foreign currency translation adjustments
    -228,000 -563,000 -269,000 -246,000 563,000 -136,000 -179,000 475,000 103,000 392,000 -293,000 204,000 325,000 -56,000 -38,000 188,000 204,000 -266,000 
      total other comprehensive income
    5,955,000 765,000 11,193,000 -16,474,000 9,592,000 605,000 -879,000 -1,809,000 5,719,000 1,222,000 1,955,000 -2,032,250 -1,589,000   -73,000 54,000  
      comprehensive income
    145,347,000 98,028,000 82,309,000 315,999,000 70,337,000 18,009,000 87,164,000           -165,580,000 
      income per share
                      
      income per share – basic
    0.12 0.09 0.06 0.32 0.06 0.01 0.08 0.04 -0.29 -0.06 -0.05 -0.05 -0.09 -0.12 -0.14 -0.06 -0.05 -0.48 
      income per share – diluted
    0.11 0.08 0.06 0.31 0.05 0.01 0.02 0.04 -0.29 -0.06 -0.05 -0.05 -0.09 -0.12 -0.14 -0.06 -0.05 -0.48 
      weighted-average common stock outstanding – basic
    1,171,205 1,107,006 1,097,994 1,050,219 1,071,159,746 1,058,591,943 982,617,492 945,024,160 951,183,107 936,569,420 929,270,723 900,886,113 916,762,973 910,046,750 852,853,596 526,730,261 800,565,830 365,036,365 
      weighted-average common stock outstanding – diluted
    1,291,011 1,182,877 1,185,466 1,101,390 1,104,450,416 1,065,171,357 1,042,476,501 945,024,160 951,183,107 936,569,420 929,270,723 900,886,113 916,762,973 910,046,750 852,853,596 526,730,261 800,565,830 365,036,365 
      income tax benefit
     -14,929,000  272,549,000 -3,110,000 2,064,000 -6,183,000 -3,245,000 244,000 1,780,000 1,637,000 -1,057,000 242,000 -119,000  -1,558,000 -181,000 78,000 
      loan origination, sales, and securitizations
      48,358,000 73,913,000 70,085,000 54,872,000 57,000,000            
      servicing
      4,447,000 -1,316,000 9,927,000 6,659,000 6,974,000 7,525,000 8,009,000 9,052,000 12,742,000 13,544,000 7,296,000 10,471,000 12,236,000 9,594,000 458,000 -224,000 
      goodwill impairment
            247,174,000          
      loans
           334,369,000 537,947,000 442,187,000 357,342,000 297,824,000 191,525,000 145,337,000 114,385,000 91,119,000 89,844,000 79,678,000 
      securitizations
           1,923,250 1,980,000 2,659,000 3,054,000 2,475,000 2,633,000 2,567,000 2,758,000 2,849,000 2,999,000 3,794,000 
      loan origination and sales
           77,814,500 81,683,000 103,064,000 126,511,000 139,588,000 163,697,000 144,414,000 157,704,000 135,415,000 142,147,000 109,719,000 
      comprehensive loss
           46,104,000 -260,965,000 -46,327,000 -32,467,000 -38,702,000 -75,798,000 -97,882,000 -114,850,000 -112,025,000 -29,993,000  
      related party notes
                      
      other comprehensive loss
                      
      unrealized losses on available-for-sale securities
               1,100,000 -1,914,000 -1,991,000 -4,455,000 -1,201,000 -150,000  
      total other comprehensive loss
                 -2,047,000 -4,493,000   -266,000 
      technology platform fees
                   51,287,000 49,951,000 44,950,000 
      benefit from credit losses
                   721,750 2,401,000 486,000 
    Balance Sheets:
    Quarterly
    Annual
      Unit: USD2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 
                         
        assets
                         
        cash and cash equivalents
      3,246,351,000 2,122,502,000 2,085,697,000 2,538,293,000 2,354,965,000 2,334,589,000 3,693,390,000 3,085,020,000 2,813,876,000 3,015,652,000 2,487,778,000 1,421,907,000 935,159,000 707,302,000 1,325,135,000 494,711,000 533,523,000 461,920,000  
        restricted cash and restricted cash equivalents
      500,096,000 592,101,000 630,439,000 171,067,000 614,794,000 397,043,000 454,518,000 530,558,000 483,141,000 485,476,000 489,736,000 424,395,000 326,274,000 291,631,000 377,077,000 273,726,000 320,705,000 306,533,000  
        investment securities
      2,512,437,000 2,374,810,000 2,153,456,000 1,895,689,000 1,554,285,000 1,566,087,000 973,098,000 701,935,000 579,738,000 548,232,000 360,068,000 396,769,000        
        loans held for sale
      21,587,350,000 20,063,089,000                  
        loans held for investment, at fair value
      11,827,987,000 10,741,641,000 9,571,457,000 8,597,368,000 7,876,667,000 7,194,762,000 6,834,161,000 6,725,484,000            
        loans held for investment, at amortized cost
      1,483,950,000 1,413,385,000 1,296,413,000  1,417,262,000 2,172,528,000 1,250,231,000             
        servicing rights
      383,526,000 375,006,000 389,780,000 342,128,000 296,127,000 291,329,000 240,752,000 180,469,000 142,654,000 145,663,000 146,514,000 149,854,000 168,438,000 176,964,000 173,505,000 168,259,000 163,474,000 159,767,000  
        property, equipment and software
      386,629,000 354,755,000 316,599,000 287,869,000 266,226,000 246,286,000 228,049,000 216,908,000 201,931,000 191,352,000 180,109,000 170,104,000 164,421,000 148,744,000 131,537,000 111,873,000 99,260,000 95,123,000  
        goodwill
      1,393,505,000 1,393,505,000 1,393,505,000 1,393,505,000 1,393,505,000 1,393,505,000 1,393,505,000 1,393,505,000 1,393,505,000 1,640,679,000 1,622,991,000 1,622,991,000 1,622,951,000 1,625,375,000 1,615,694,000 898,527,000 898,527,000 898,527,000  
        intangible assets
      247,845,000 263,522,000 279,757,000 297,794,000 314,959,000 331,446,000 347,495,000 364,048,000 387,307,000 412,099,000 419,880,000 442,155,000 456,771,000 481,124,000 505,526,000 284,579,000 301,191,000 317,802,000  
        operating lease right-of-use assets
      79,419,000 77,213,000 77,841,000 81,219,000 84,149,000 83,352,000 87,362,000 89,635,000 93,379,000 94,523,000 94,283,000 97,135,000 100,411,000 108,736,000 112,400,000 115,191,000 117,748,000 113,281,000  
        other assets
      1,644,355,000 1,340,642,000 1,328,279,000 1,714,669,000 882,723,000 737,487,000 686,717,000 554,366,000 526,538,000 466,555,000 465,468,000 417,334,000        
        total assets
      45,293,450,000 41,112,171,000 37,749,286,000 36,250,951,000 34,380,176,000 32,641,979,000 31,305,760,000 30,074,858,000 27,977,153,000 25,561,449,000 22,452,961,000 19,007,675,000 15,834,903,000 12,670,886,000 12,246,576,000 9,176,326,000 8,083,324,000 7,653,000,000 805,817,385 
        liabilities and permanent equity
                         
        liabilities:
                         
        deposits:
                         
        interest-bearing deposits
      32,805,663,000 29,411,104,000 27,136,167,000 25,861,400,000 24,351,778,000 22,945,652,000 21,550,137,000 18,568,993,000 15,607,349,000 12,672,392,000 10,016,404,000 7,265,792,000 4,941,869,000 2,629,463,000 1,060,324,000     
        noninterest-bearing deposits
      140,736,000 129,570,000 120,361,000 116,804,000 56,008,000 51,311,000 54,457,000 51,670,000 64,624,000 67,681,000 72,037,000 76,504,000 89,761,000 82,801,000 95,598,000     
        total deposits
      32,946,399,000 29,540,674,000 27,256,528,000 25,978,204,000 24,407,786,000 22,996,963,000 21,604,594,000 18,620,663,000 15,671,973,000 12,740,073,000 10,088,441,000 7,342,296,000 5,031,630,000 2,712,264,000 1,155,922,000     
        accounts payable, accruals and other liabilities
      759,612,000 676,293,000 674,385,000 556,923,000 569,018,000 535,372,000 554,185,000 549,748,000 566,477,000 632,459,000 554,106,000 516,215,000 565,910,000 542,336,000 437,319,000 298,164,000 325,456,000 317,941,000  
        operating lease liabilities
      93,004,000 91,434,000 93,135,000 97,389,000 101,028,000 100,797,000 105,556,000 108,649,000 113,361,000 115,224,000 114,902,000 117,758,000 121,729,000 131,735,000 135,955,000 138,794,000 139,903,000 135,489,000  
        debt
      2,713,942,000 3,942,636,000 3,046,145,000 3,092,692,000 3,180,205,000 3,106,629,000 2,891,317,000 5,233,416,000 6,241,386,000 6,484,326,000 6,125,501,000 5,485,882,000 4,568,523,000 3,723,561,000 4,916,175,000 3,947,983,000 2,770,226,000 2,319,918,000  
        residual interests classified as debt
      530,000 554,000 579,000 609,000 658,000 724,000 4,129,000 7,396,000 10,194,000 11,332,000 15,565,000 17,048,000 45,734,000 54,436,000 70,532,000 93,682,000 103,898,000 112,545,000  
        total liabilities
      36,513,487,000 34,251,591,000 31,070,772,000 29,725,817,000 28,258,695,000 26,740,485,000 25,159,781,000 24,519,872,000 22,603,391,000 19,983,414,000 16,898,515,000 13,479,199,000 10,333,526,000 7,164,332,000 6,715,903,000 4,478,623,000 3,514,421,000 3,125,236,000 187,773,749 
        commitments, guarantees, concentrations and contingencies
                         
        permanent equity:
                         
        common stock
      120,000 111,000 110,000 109,000 108,000 106,000 105,000 97,000 95,000 94,000 94,000 93,000 92,000 92,000 91,000 83,000 80,000 79,000  
        additional paid-in capital
      9,768,122,000 7,994,095,000 7,910,058,000 7,838,988,000 7,751,335,000 7,601,687,000 7,543,808,000 7,039,987,000 6,904,869,000 6,848,178,000 6,778,262,000 6,719,826,000 6,654,026,000 6,583,405,000 6,509,643,000 5,561,831,000 5,321,009,000 5,249,878,000 121,162,126 
        accumulated other comprehensive income
      9,548,000 3,593,000 2,828,000  8,109,000    600,000           
        accumulated deficit
      -997,827,000 -1,137,219,000 -1,234,482,000 -1,305,598,000 -1,638,071,000 -1,698,816,000 -1,716,220,000 -1,804,263,000 -1,852,176,000 -1,585,492,000 -1,537,943,000 -1,503,521,000 -1,463,515,000 -1,389,306,000 -1,293,471,000 -1,183,114,000 -1,072,102,000 -1,042,055,000 -116,166,052 
        total permanent equity
      8,779,963,000 6,860,580,000 6,678,514,000 6,525,134,000 6,121,481,000 5,901,494,000 5,825,605,000 5,234,612,000 5,053,388,000 5,257,661,000 5,234,072,000 5,208,102,000 5,181,003,000 5,186,180,000 5,210,299,000 4,377,329,000 4,248,529,000 4,207,390,000 5,000,007 
        total liabilities and permanent equity
      45,293,450,000 41,112,171,000 37,749,286,000                 
        loans held for sale, at fair value
       45,351,000 18,226,063,000 17,684,892,000 17,324,514,000 15,893,565,000 15,116,482,000 15,396,771,000 20,993,836,000 18,213,667,000 15,858,105,000 13,557,074,000        
        liabilities
                         
        loans held for investment at amortized cost
         1,246,458,000                
        liabilities, temporary equity and permanent equity
                         
        temporary equity:
                         
        redeemable preferred stock, 0.00 par value: 100,000,000 and 100,000,000 shares authorized; — and 3,234,000 shares outstanding as of december 31, 2024 and 2023, respectively
                         
        accumulated other comprehensive loss
         -8,365,000  -1,483,000 -2,088,000 -1,209,000  -5,119,000 -6,341,000 -8,296,000 -9,600,000 -8,011,000 -5,964,000 -1,471,000 -458,000 -512,000  
        total liabilities, temporary equity and permanent equity
         36,250,951,000 34,380,176,000 32,641,979,000 31,305,760,000 30,074,858,000 27,977,153,000 25,561,449,000 22,452,961,000 19,007,675,000 15,834,903,000 12,670,886,000 12,246,576,000 9,176,326,000 8,083,324,000 7,653,000,000 805,817,385 
        redeemable preferred stock, 0.00 par value: 100,000,000 and 100,000,000 shares authorized; — and 3,234,000 shares outstanding, as of september 30, 2024 and december 31, 2023, respectively
                         
        redeemable preferred stock, 0.00 par value: 100,000,000 and 100,000,000 shares authorized; — and 3,234,000 shares outstanding, as of june 30, 2024 and december 31, 2023, respectively
                         
        redeemable preferred stock, 0.00 par value: 100,000,000 and 100,000,000 shares authorized; 3,234,000 and 3,234,000 shares issued and outstanding, as of march 31, 2024 and december 31, 2023, respectively
            320,374,000             
        loans held for investment
             836,159,000 361,248,000 347,551,000 328,029,000 307,957,000        
        redeemable preferred stock, 0.00 par value: 100,000,000 and 100,000,000 shares authorized; 3,234,000 and 3,234,000 shares issued and outstanding as of december 31, 2023 and 2022, respectively
             320,374,000            
        redeemable preferred stock, 0.00 par value: 100,000,000 and 100,000,000 shares authorized; 3,234,000 and 3,234,000 shares issued and outstanding, as of september 30, 2023 and december 31, 2022, respectively
              320,374,000           
        redeemable preferred stock, 0.00 par value: 100,000,000 and 100,000,000 shares authorized; 3,234,000 and 3,234,000 shares issued and outstanding, as of june 30, 2023 and december 31, 2022, respectively
               320,374,000          
        redeemable preferred stock, 0.00 par value: 100,000,000 and 100,000,000 shares authorized; 3,234,000 and 3,234,000 shares issued and outstanding, as of march 31, 2023 and december 31, 2022, respectively
                320,374,000         
        equity method investments
                     19,739,000 19,979,000   
        redeemable preferred stock, 0.00 par value: 100,000,000 and 100,000,000 shares authorized; 3,234,000 and 3,234,000 shares issued and outstanding as of december 31, 2022 and 2021, respectively
                 320,374,000        
        investments in available-for-sale securities
                  195,133,000 197,933,000 199,840,000 194,907,000 197,203,000   
        loans, less allowance for credit losses on loans at amortized cost of 34,370 and 7,037, respectively
                  11,204,403,000       
        securitization investments
                  261,672,000 288,717,000 325,370,000 374,688,000 392,058,000 407,782,000  
        other assets, less allowance for credit losses of 1,791 and 2,292, respectively
                  399,270,000       
        redeemable preferred stock, 0.00 par value: 100,000,000 shares authorized; 3,234,000 shares issued and outstanding as of september 30, 2022 and december 31, 2021
                  320,374,000       
        interest income
                         
        loans
                  191,525,000 145,337,000 114,385,000 337,862,000 89,844,000 79,678,000  
        securitizations
                  2,633,000 2,567,000 2,758,000 14,109,000 2,999,000 3,794,000  
        related party notes
                     211,000    
        other
                  3,881,000 1,608,000 1,269,000 2,838,000 758,000 636,000  
        total interest income
                  198,039,000 149,512,000 118,412,000 355,020,000 93,601,000 84,108,000  
        interest expense
                         
        securitizations and warehouses
                  20,653,000 18,599,000 19,906,000 90,485,000 19,360,000 26,250,000  
        deposits
                  14,149,000 4,543,000 431,000     
        corporate borrowings
                  5,270,000 3,450,000 2,649,000 10,345,000 1,366,000 1,378,000  
        total interest expense
                  40,189,000 26,783,000 23,479,000 102,776,000 21,226,000 28,096,000  
        net interest income
                  157,850,000 122,729,000 94,933,000 252,244,000 72,375,000 56,012,000  
        noninterest income
                         
        loan origination and sales
                  163,697,000 144,414,000 157,704,000 497,626,000 142,147,000 109,719,000  
        servicing
                  7,296,000 10,471,000 12,236,000 -2,281,000 458,000 -224,000  
        technology products and solutions
                  82,035,000 81,670,000 59,857,000     
        total noninterest income
                  266,135,000 239,798,000 235,411,000 732,628,000 199,631,000 175,262,000  
        total net revenue
                  423,985,000 362,527,000 330,344,000 984,872,000 272,006,000 231,274,000  
        noninterest expense
                         
        technology and product development
                  110,702,000 99,366,000 81,908,000 276,087,000 74,434,000 69,389,000  
        sales and marketing
                  162,129,000 143,854,000 138,138,000 426,875,000 114,985,000 94,951,000  
        cost of operations
                  83,083,000 79,091,000 70,437,000 256,980,000 69,591,000 60,624,000  
        general and administrative
                  126,199,000 125,829,000 136,505,000 498,534,000 40,461,000 171,216,000  
        benefit from credit losses
                  16,323,000 10,103,000 12,961,000 7,573,000 2,401,000 486,000  
        total noninterest expense
                  498,436,000 458,243,000 439,949,000 1,466,049,000 301,872,000 396,666,000  
        income before income taxes
                  -74,451,000 -95,716,000 -109,605,000 -481,177,000 -29,866,000 -165,392,000  
        income tax benefit
                  242,000 -119,000  -2,760,000 -181,000 78,000  
        net income
                  -74,209,000 -95,835,000 -110,357,000 -483,937,000 -30,047,000 -165,314,000 -60,394,659 
        other comprehensive loss
                         
        unrealized losses on available-for-sale securities
                  -1,914,000 -1,991,000 -4,455,000 -1,351,000 -150,000   
        foreign currency translation adjustments
                  325,000 -56,000 -38,000 46,000 204,000 -266,000  
        total other comprehensive income
                  -1,589,000    54,000   
        comprehensive loss
                  -75,798,000 -97,882,000 -114,850,000 -485,242,000 -29,993,000   
        loss per share
                         
        loss per share – basic
                  -90 -120 -140 -1,000 -50 -480  
        loss per share – diluted
                  -90 -120 -140 -1,000 -50 -480  
        weighted-average common stock outstanding – basic
                  916,762,973,000 910,046,750,000 852,853,596,000 526,730,261,000 800,565,830,000 365,036,365,000  
        weighted-average common stock outstanding – diluted
                  916,762,973,000 910,046,750,000 852,853,596,000 526,730,261,000 800,565,830,000 365,036,365,000  
        loans, less allowance for credit losses on loans at amortized cost of 23,178 and 7,037, respectively
                   8,212,494,000      
        other assets, less allowance for credit losses of 2,720 and 2,292, respectively
                   431,866,000      
        redeemable preferred stock, 0.00 par value: 100,000,000 shares authorized; 3,234,000 shares issued and outstanding as of june 30, 2022 and december 31, 2021
                   320,374,000      
        total other comprehensive loss
                   -2,047,000 -4,493,000 -1,305,000  -266,000  
        loans, less allowance for credit losses on loans at amortized cost of 17,866 and 7,037, respectively
                    7,222,001,000     
        other assets, less allowance for credit losses of 1,652 and 2,292, respectively
                    258,491,000     
        redeemable preferred stock, 0.00 par value: 100,000,000 shares authorized; 3,234,000 shares issued and outstanding as of march 31, 2022 and december 31, 2021
                    320,374,000     
        income tax expense
                    -752,000     
        loans, less allowance for credit losses on loans at amortized cost of 7,037 and 219, respectively
                     6,068,884,000    
        related party notes receivable
                         
        other assets, less allowance for credit losses of 2,292 and 562, respectively
                     171,242,000    
        redeemable preferred stock, 0.00 par value: 100,000,000 and 570,562,965 shares authorized; 3,234,000 and 469,150,522 shares issued and outstanding as of december 31, 2021 and 2020, respectively
                     320,374,000    
        permanent equity
                         
        technology platform fees
                     191,847,000 49,951,000 44,950,000  
        loans, less allowance for credit losses on loans at amortized cost of 3,000 and 219, respectively
                      4,865,558,000   
        other assets, less allowance for credit losses of 1,959 and 562, respectively
                      174,098,000   
        warrant liabilities
                      174,938,000 239,343,000 154,406,250 
        redeemable preferred stock, 0.00 par value: 100,000,000 and 570,562,965 shares authorized; 3,234,000 and 469,150,522 shares issued and outstanding as of september 30, 2021 and december 31, 2020, respectively
                      320,374,000   
        other comprehensive income
                         
        loans, less allowance for credit losses on loans at amortized cost of 691 and 219, respectively
                       4,727,515,000  
        other assets, less allowance for credit losses of 1,230 and 562, respectively
                       164,750,000  
        redeemable preferred stock, 0.00 par value: 100,000,000 and 570,562,965 shares authorized; 3,234,000 and 469,150,522 shares issued and outstanding as of june 30, 2021 and december 31, 2020, respectively
                       320,374,000  
        comprehensive income
                       -165,580,000  
        current assets
                         
        cash
                        39,940 
        prepaid expenses
                        740,375 
        total current assets
                        780,315 
        marketable securities held in trust account
                        805,037,070 
        current liabilities
                         
        accrued expenses
                        3,736,794 
        advance from related party
                        40,705 
        promissory note – related party
                        1,415,000 
        total current liabilities
                        5,192,499 
        deferred underwriting fee payable
                        28,175,000 
        commitments
                         
        temporary equity
                         
        class a ordinary shares subject to possible redemption, 61,301,540 and 67,342,389 shares at redemption value at march 31, 2021 and december 31, 2020, respectively
                        613,043,629 
        preferred shares, 0.0001 par value...
                         
        class a ordinary shares, 0.0001 par value...
                        1,920 
        class b ordinary shares, 0.0001 par value...
                        2,013 
        formation and operational costs
                        5,289,511 
        income from operations
                        -5,289,511 
        other income:
                         
        interest earned on marketable securities held in trust account
                        19,852 
        change in fair value of warrant liabilities
                        -55,125,000 
        other income
                        -55,105,148 
        basic and diluted weighted-average shares outstanding, class a ordinary shares subject to possible redemption
                        67,342,389 
        basic and diluted net income per share, class a ordinary shares subject to possible redemption
                         
        basic and diluted weighted-average shares outstanding, non-redeemable ordinary shares
                        33,282,611 
        basic and diluted net income per share, non-redeemable ordinary shares
                        -1.82 
      Cashflow Statements:
      Quarterly
      Annual
        Unit: USD2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 
                           
          operating activities
                           
          net income
        139,392,000 97,263,000 71,116,000 332,473,000 60,745,000 17,404,000 88,043,000       -95,835,000 -110,357,000 -111,012,000 -30,047,000 -282,483,341 -60,394,659 
          adjustments to reconcile net income to net cash from operating activities:
                           
          share-based compensation expense
        66,469,000 63,256,000 63,756,000 66,367,000 63,646,000 61,057,000 55,082,000 69,107,000 62,005,000 75,878,000 64,226,000  77,855,000 80,142,000 77,021,000     
          depreciation and amortization
        59,245,000 56,743,000 55,283,000 53,545,000 51,791,000 49,623,000 48,539,000 53,449,000 52,516,000 50,130,000 45,321,000  40,253,000 38,056,000 30,698,000 26,527,000 24,075,000   
          deferred debt issuance and discount expense
        3,000,000 2,924,000 2,443,000 2,657,000 2,614,000 3,975,000 4,232,000 5,055,000 4,490,000 5,707,000 4,852,000  3,988,000 3,909,000 4,209,000 4,064,000 2,778,000   
          gain on extinguishment of convertible debt
           -3,323,000 -59,194,000             
          provision for credit losses
        9,199,000 10,035,000 5,678,000 6,877,000 6,013,000 11,640,000 7,182,000 12,092,000 21,831,000 12,615,000 8,407,000         
          deferred income taxes
        7,389,000 10,375,000 8,794,000 -283,983,000 176,000 -2,143,000 -967,000 -9,495,000 -887,000 -5,514,000 68,000  -2,101,000 -2,279,000 -40,000 505,000 62,000   
          fair value changes in loans held for investment
        -51,868,000 -119,843,000 -98,987,000 -8,741,000 -90,566,000 -25,651,000 -33,257,000             
          fair value changes in securitization investments
        -445,000 -253,000 -884,000 469,000 -1,117,000 -483,000 -1,711,000 -1,115,000 -470,000 1,437,000 100,000  3,275,000 3,436,000 6,545,000 568,000 -1,604,000   
          other
        7,621,000 -2,172,000 3,947,000 10,301,000 1,700,000 -249,000 -1,713,000 -11,433,000 623,000 -919,000 -2,317,000  -18,294,000 13,749,000 16,180,000 -845,000 -303,000   
          changes in loans held for sale
        -1,538,381,000 -1,844,465,000 -599,248,000 -415,190,000 -1,441,677,000 -777,209,000 244,672,000 -463,465,000 -2,780,169,000 -2,234,343,000 -2,301,031,000         
          changes in accrued interest on loans
        -3,461,000                   
          changes in loans previously classified as held for sale
        159,570,000 271,256,000 243,171,000 379,060,000 206,696,000 295,119,000 492,226,000             
          changes in servicing assets
        -8,519,000                   
          changes in other assets
        -227,300,000                   
          changes in other liabilities
        72,215,000                   
          net cash from operating activities
        -1,305,874,000 -1,466,908,000 21,502,000 -200,103,000 -1,173,581,000 -484,371,000 738,248,000 -247,941,000 -2,686,519,000 -2,079,919,000 -2,212,760,000 5,127,321,000 -2,880,300,000 -945,499,000 -1,011,224,000 -1,236,289,000 -196,536,000   
          capital expenditures
        -63,158,000 -65,992,000 -54,248,000 -44,231,000 -45,801,000 -39,473,000 -34,112,000 -36,648,000 -30,413,000 -2,246,000 -26,534,000 -25,948,000 -24,914,000 -25,114,000 -13,816,000 -11,637,000   
          free cash flows
        -1,369,032,000 -1,532,900,000 -32,746,000 -244,334,000 -1,219,382,000 -523,844,000 704,136,000 -284,589,000 -2,716,932,000 -2,082,165,000 -2,239,294,000 5,127,321,000 -2,906,248,000 -970,413,000 -1,036,338,000 -1,250,105,000 -208,173,000   
          investing activities
                           
          purchases of property, equipment and software
        -59,978,000 -63,465,000 -52,604,000 -42,263,000 -43,306,000 -36,712,000 -31,984,000 -34,294,000 -28,044,000           
          capitalized software development costs
        -3,180,000 -2,527,000 -1,644,000 -1,968,000 -2,495,000 -2,761,000 -2,128,000 -2,354,000 -2,369,000 -2,246,000 -2,814,000         
          purchases of available-for-sale investments
        -270,862,000 -514,764,000 -338,795,000 -531,249,000 -350,667,000 -940,060,000 -368,569,000 -166,487,000 -181,680,000 -191,732,000 -260,608,000  -8,149,000 -36,825,000 -41,244,000    
          proceeds from sales of available-for-sale investments
        44,711,000   20,914,000    265,634,000  5,846,000 17,651,000 36,953,000    
          proceeds from maturities and paydowns of available-for-sale investments
        101,293,000 117,597,000 120,123,000 191,353,000 145,444,000 339,690,000 131,317,000 66,365,000 35,126,000 31,928,000 20,409,000  421,000 1,942,000 11,964,000     
          purchases of loans held for investment
                           
          proceeds from sales of loans held for investment
           243,104,000                
          other changes in loans held for investment
                           
          proceeds from securitization investments
        20,589,000 17,292,000 11,525,000 10,344,000 46,762,000 13,210,000 9,483,000 6,999,000 72,272,000 13,021,000 15,999,000  23,769,000 33,218,000 42,773,000 45,965,000    
          proceeds from non-securitization investments
        6,749,000 7,291,000 2,294,000 -3,000 1,064,000 -2,000 2,517,000 2,191,000 443,000       2,000,000   
          purchases of non-securitization investments
        -10,325,000 -32,180,000 -19,662,000 -17,132,000 -6,779,000 -2,626,000 -11,215,000 -20,636,000 -29,195,000 -9,159,000 -7,563,000     -2,000,000    
          net cash from investing activities
        -1,459,464,000 -1,722,471,000 -1,440,220,000 -1,280,884,000 -84,005,000 -2,194,917,000 -1,261,184,000 -1,413,529,000 -168,509,000 -267,673,000 -40,153,000 -229,369,000 -50,008,000 -54,797,000 49,879,000 30,657,000 -159,803,000   
          financing activities
                           
          net change in deposits
        3,334,880,000 2,285,840,000 1,480,574,000 1,300,465,000 1,356,683,000 1,400,442,000 2,896,894,000 2,935,247,000 2,904,136,000 2,637,981,000 2,754,540,000  2,362,987,000       
          proceeds from issuance of common stock
                           
          payment of common stock issuance costs
                           
          net change in debt facilities
        -1,227,384,000 898,968,000 -30,952,000 -75,756,000 186,317,000 334,134,000 -2,427,339,000 -722,223,000 -62,121,000 520,792,000 444,106,000         
          proceeds from other debt issuances
           845,250,000 339,995,000         
          repayment of other debt
        -2,896,000 -4,175,000 -17,987,000 -12,693,000 -42,921,000 -126,736,000 -170,447,000 -204,626,000 -187,518,000 -259,730,000 -147,985,000         
          payment of debt issuance costs
        -1,612,000 -94,000 -300,000 -1,725,000 -50,000 -825,000 -5,020,000 -3,825,000 -371,000 -3,842,000 -3,865,000  -100,000 -1,811,000 -2,165,000 -4,329,000 -616,000   
          purchase of capped calls
           -90,649,000             
          unwind of capped calls
           10,180,000             
          taxes paid related to net share settlement of share-based awards
        -9,958,000 -4,299,000 -5,592,000 -9,960,000 -4,883,000 -3,998,000 -3,760,000 -4,640,000 -3,614,000 -4,630,000 -2,416,000 -1,507,000 -1,630,000 -2,253,000 -3,593,000     
          proceeds from stock option exercises
        5,852,000 600,000 195,000 20,637,000 138,000 166,000 466,000 130,000 430,000 417,000 168,000  429,000 193,000 1,867,000 4,512,000 17,277,000   
          proceeds from issuance of common stock under the espp
                          
          payment of redeemable preferred stock dividends
             -20,378,000      -20,379,000   
          redemption of series 1 preferred stock
                         
          finance lease principal payments
        -197,000 -195,000 -175,000 -134,000 -134,000 -132,000 -130,000 -129,000 -128,000 -127,000 -125,000  -123,000 -121,000 -120,000 -119,000 -119,000   
          net cash from financing activities
        3,797,410,000 3,188,409,000 1,425,763,000 1,220,834,000 1,495,150,000 1,263,148,000 1,055,445,000 1,979,556,000 2,650,814,000 2,870,814,000 3,384,418,000 -5,391,087,000 3,192,483,000 297,073,000 1,895,158,000 1,119,653,000 441,910,000   
          effect of exchange rates on cash and cash equivalents
        -228,000 -563,000 -269,000 -246,000 563,000 -136,000 -179,000 475,000 103,000 392,000 -293,000 340,000 325,000 -56,000 -38,000 188,000 204,000   
          net increase in cash, cash equivalents, restricted cash and restricted cash equivalents
        1,031,844,000 -1,533,000 6,776,000 -260,399,000 238,127,000 -1,416,276,000 532,330,000 318,561,000 -204,111,000 523,614,000 1,131,212,000 -492,795,000 262,500,000 -703,279,000 933,775,000 -85,791,000 85,775,000   
          cash, cash equivalents, restricted cash and restricted cash equivalents at beginning of period
        2,709,360,000 3,615,578,000 1,846,302,000  768,437,000   
          cash, cash equivalents, restricted cash and restricted cash equivalents at end of period
        1,031,844,000 -1,533,000 2,716,136,000 -260,399,000 238,127,000 -1,416,276,000 4,147,908,000 318,561,000 -204,111,000 523,614,000 2,977,514,000 -1,261,232,000 262,500,000 -703,279,000 1,702,212,000 -85,791,000 85,775,000   
          reconciliation to amounts on condensed consolidated balance sheets
                           
          cash and cash equivalents
        1,123,849,000   183,328,000 20,376,000 -1,358,801,000 3,693,390,000 271,144,000 -201,776,000 527,874,000 2,487,778,000  227,857,000 -617,833,000 1,325,135,000 -38,812,000 71,603,000   
          restricted cash and restricted cash equivalents
        -92,005,000   -443,727,000 217,751,000 -57,475,000 454,518,000 47,417,000 -2,335,000 -4,260,000 489,736,000  34,643,000 -85,446,000 377,077,000 -46,979,000 14,172,000   
          total cash, cash equivalents, restricted cash and restricted cash equivalents
        1,031,844,000   -260,399,000 238,127,000 -1,416,276,000 4,147,908,000 318,561,000 -204,111,000 523,614,000 2,977,514,000  262,500,000 -703,279,000 1,702,212,000 -85,791,000 85,775,000   
          supplemental non-cash investing and financing activities
                           
          deposits credited but not yet received in cash
        70,845,000   269,952,000 54,140,000 -8,074,000 87,038,000 -13,859,000 27,763,000 13,652,000 39,701,000    36,072,000     
          share-based compensation capitalized related to internally-developed software
        12,947,000    10,886,000 10,105,000 8,306,000  8,060,000 8,330,000 6,427,000    4,596,000     
          extinguishment of convertible notes by issuance of common stock
           83,237,000 593,910,000             
          available-for-sale securities sold but unpaid
                           
          changes in loans held for investment
         -1,456,492,000 -1,161,457,000  -473,134,000 -1,565,656,000 -990,605,000 -1,265,313,000 -35,062,000 -32,499,000 -29,544,000         
          deferred contract acquisition expense
          10,451,000                 
          changes in operating assets and liabilities:
                           
          servicing assets
          -47,652,000 -46,001,000 -4,798,000 -50,577,000 -60,283,000 -37,814,000 3,009,000 -139,000 3,340,000  8,526,000 -3,459,000 -5,246,000 -4,785,000 -3,707,000   
          other assets
          202,615,000 -291,895,000 -69,348,000 -60,015,000 -37,192,000 -20,558,000 -25,922,000 25,151,000 15,823,000  12,878,000 -35,946,000 -13,623,000 16,183,000 -5,131,000   
          accounts payable, accruals and other liabilities
          101,019,000 -6,042,000 43,867,000 -6,862,000 -7,411,000 26,037,000 -4,962,000 38,229,000 -17,216,000  -8,637,000 6,563,000 30,339,000 -27,059,000 -15,819,000   
          goodwill impairment
                          
          acquisition of businesses, net of cash acquired
               -54,355,000 -17,946,000  -14,774,000 73,314,000     
          reconciliation to amounts on consolidated balance sheets
                           
          supplemental cash flow information
                           
          interest paid
                           
          income taxes paid
                           
          deconsolidation of securitization and residual debt
                         
          securitization investments acquired via loan transfers
           26,286,000                
          derecognition of securitization investments
                         
          deposits assumed in acquisition
                      158,016,000     
          loans held for investment received in acquisition
                           
          available-for-sale securities received in acquisition
                      10,014,000     
          available-for-sale securities purchased but unpaid
                           
          net loss
               47,913,000 -266,684,000 -47,549,000 -34,422,000         
          adjustments to reconcile net loss to net cash from operating activities:
                           
          fair value changes in residual interests classified as debt
               11,000 927,000 -602,000 89,000  1,453,000 2,662,000 2,963,000 3,541,000 5,593,000   
          fair value changes in warrant liabilities
                       10,824,000 -64,405,000   
          equity method investment earnings
                       240,000    
          related party notes receivable interest income
                         
          proceeds from repayment of related party notes receivable
                         
          purchases of common stock
                         
          redemptions of redeemable common and preferred stock
                         
          proceeds from business combination and pipe investment
                         
          payment of costs directly attributable to the issuance of common stock in connection with business combination and pipe investment
                         
          proceeds from warrant exercises
                           
          payment of deferred equity costs
                           
          purchases of property, equipment, software and intangible assets
                  -23,720,000  -25,948,000 -24,914,000 -25,114,000 -13,816,000 -11,637,000   
          non-cash loan reduction
                  483,000    375,000     
          deferred debt issuance costs accrued but unpaid
                  413,000         
          non-cash property, equipment, software and intangible asset additions
                  82,000         
          property, equipment and software acquired in acquisition
                           
          debt assumed in acquisition
                      2,000,000     
          changes in investments in subsidiaries
                           
          issuances of notes to subsidiaries
                           
          repayments of notes by subsidiaries
                           
          acquisition of business, net of cash acquired
                           
          other investing activities
                           
          proceeds from common stock issuances
                           
          note receivable principal repayments from stockholder
                           
          other financing activities
                           
          non-cash settlement of notes receivable via beneficial loan interest transfers
                           
          seller note issued in acquisition
                           
          originations and purchases of loans
                    -4,760,658,000 -3,275,411,000 -3,599,870,000 -4,125,123,000 -3,626,220,000   
          proceeds from sales and repayments of loans
                    1,807,584,000 2,355,296,000 2,491,409,000 2,905,287,000 3,448,583,000   
          other changes in loans
                    -11,600,000 -36,382,000 58,548,000 -12,286,000 -3,093,000   
          changes in loans
                    -48,250,000 -47,966,000 -33,884,000     
          proceeds from debt issuances
                    3,150,824,000 1,141,020,000 3,569,960,000 3,224,413,000 2,447,256,000   
          repayment of debt
                    -2,319,904,000 -2,354,327,000 -2,632,625,000 -2,060,272,000 -2,013,251,000   
          reconciliation to amounts on unaudited condensed consolidated balance sheets
                           
          fair value adjustment to related party notes receivable
                         
          net increase in deposits
                      961,834,000     
          issuance of common stock in acquisition
                      875,042,000     
          vested awards assumed in acquisition
                      2,855,000     
          loans received in acquisition
                      84,485,000     
          property, equipment and software received in acquisition
                      3,192,000     
          redeemable preferred stock dividends accrued but unpaid
                      9,968,000     
          equity-based payments to non-employees
                           
          accretion of seller note interest expense
                           
          related party notes receivable issuances
                           
          proceeds from maturities of available-for-sale investments
                           
          note receivable issuance to stockholder
                           
          proceeds from redeemable preferred stock issuances
                           
          payment of redeemable preferred stock issuance costs
                           
          stock-based compensation expense
                        72,681,000   
          taxes paid related to net share settlement of stock-based awards
                        -8,637,000   
          receipts from securitization investments
                           
          deconsolidation of residual interests classified as debt
                           
          deconsolidation of securitization debt
                           
          costs directly attributable to the issuance of common stock paid in 2020
                           
          reduction to temporary equity associated with purchase price adjustments
                           
          warrant liabilities recognized in conjunction with the business combination
                           
          series h warrant liabilities conversion to common stock warrants
                           
          conversion of temporary equity into permanent equity in conjunction with the business combination
                           
          redeemable preferred stock issued in acquisition
                           
          common stock options assumed in acquisition
                           
          deferred debt issuance costs accrued but not paid
                           
          ordinary shares subject to possible redemption
                           
          numerator: earnings allocable to ordinary shares subject to possible redemption
                           
          interest earned on marketable securities held in trust account
                          15,117 
          net income allocable to class a ordinary shares subject to possible redemption
                          15,117 
          denominator: weighted-average class a ordinary shares subject to possible redemption
                           
          basic and diluted weighted-average shares outstanding
                          67,342,389 
          basic and diluted net income per share
                           
          non-redeemable ordinary shares
                           
          numerator: earnings allocable to non-redeemable ordinary shares
                           
          less: net income allocable to class a ordinary shares subject to possible redemption
                          -15,117 
          non-redeemable net income
                          -60,409,776 
          denominator: weighted-average non-redeemable ordinary shares
                           
          basic and diluted weighted-average shares outstanding, non-redeemable ordinary shares
                          33,282,611 
          basic and diluted net income per share, non-redeemable ordinary shares
                          -1.82 
          numerator: earnings allocable to common stock subject to possible redemption
                           
          non-redeemable common stock
                           
          numerator: net income minus net earnings