0000001 - Document - Cover Page link:presentationLink link:calculationLink link:definitionLink 0000002 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS link:presentationLink link:calculationLink link:definitionLink 0000003 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 0000004 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS link:presentationLink link:calculationLink link:definitionLink 0000005 - Statement - CONDENSED CONSOLIDATED STATEMENT OF STOCKHOLDERS’ EQUITY link:presentationLink link:calculationLink link:definitionLink 0000006 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS link:presentationLink link:calculationLink link:definitionLink 0000007 - Disclosure - Business Description link:presentationLink link:calculationLink link:definitionLink 0000008 - Disclosure - Summary of Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 0000009 - Disclosure - Revenue link:presentationLink link:calculationLink link:definitionLink 0000010 - Disclosure - Loans Held for Investment and Allowance for Credit Losses link:presentationLink link:calculationLink link:definitionLink 0000011 - Disclosure - Acquisitions link:presentationLink link:calculationLink link:definitionLink 0000012 - Disclosure - Balance Sheet Components link:presentationLink link:calculationLink link:definitionLink 0000013 - Disclosure - Leases link:presentationLink link:calculationLink link:definitionLink 0000014 - Disclosure - Commitments and Contingencies link:presentationLink link:calculationLink link:definitionLink 0000015 - Disclosure - Debt link:presentationLink link:calculationLink link:definitionLink 0000016 - Disclosure - Securitization and Variable Interest Entities link:presentationLink link:calculationLink link:definitionLink 0000017 - Disclosure - Investments link:presentationLink link:calculationLink link:definitionLink 0000018 - Disclosure - Derivative Financial Instruments link:presentationLink link:calculationLink link:definitionLink 0000019 - Disclosure - Fair Value of Financial Assets and Liabilities link:presentationLink link:calculationLink link:definitionLink 0000020 - Disclosure - Stockholders' Equity link:presentationLink link:calculationLink link:definitionLink 0000021 - Disclosure - Equity Incentive Plans link:presentationLink link:calculationLink link:definitionLink 0000022 - Disclosure - Restructuring and other link:presentationLink link:calculationLink link:definitionLink 0000023 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 0000024 - Disclosure - Net Loss per Share Attributable to Common Stockholders link:presentationLink link:calculationLink link:definitionLink 9954471 - Disclosure - Summary of Significant Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 9954472 - Disclosure - Revenue (Tables) link:presentationLink link:calculationLink link:definitionLink 9954473 - Disclosure - Loans Held for Investment and Allowance for Credit Losses (Tables) link:presentationLink link:calculationLink link:definitionLink 9954474 - Disclosure - Acquisitions (Tables) link:presentationLink link:calculationLink link:definitionLink 9954475 - Disclosure - Balance Sheet Components (Tables) link:presentationLink link:calculationLink link:definitionLink 9954476 - Disclosure - Leases (Tables) link:presentationLink link:calculationLink link:definitionLink 9954477 - Disclosure - Debt (Tables) link:presentationLink link:calculationLink link:definitionLink 9954478 - Disclosure - Securitization and Variable Interest Entities (Tables) link:presentationLink link:calculationLink link:definitionLink 9954479 - Disclosure - Investments (Tables) link:presentationLink link:calculationLink link:definitionLink 9954480 - Disclosure - Derivative Financial Instruments (Tables) link:presentationLink link:calculationLink link:definitionLink 9954481 - Disclosure - Fair Value of Financial Assets and Liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 9954482 - Disclosure - Stockholders' Equity (Tables) link:presentationLink link:calculationLink link:definitionLink 9954483 - Disclosure - Equity Incentive Plans (Tables) link:presentationLink link:calculationLink link:definitionLink 9954484 - Disclosure - Restructuring and other (Tables) link:presentationLink link:calculationLink link:definitionLink 9954485 - Disclosure - Net Loss per Share Attributable to Common Stockholders (Tables) link:presentationLink link:calculationLink link:definitionLink 9954486 - Disclosure - Business Description (Details) link:presentationLink link:calculationLink link:definitionLink 9954487 - Disclosure - Revenue - Disaggregated Revenue (Details) link:presentationLink link:calculationLink link:definitionLink 9954488 - Disclosure - Revenue - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954489 - Disclosure - Revenue - Schedule of Interest Income (Details) link:presentationLink link:calculationLink link:definitionLink 9954490 - Disclosure - Loans Held for Investment and Allowance for Credit Losses - Loans Held for Investment (Details) link:presentationLink link:calculationLink link:definitionLink 9954491 - Disclosure - Loans Held for Investment and Allowance for Credit Losses - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954492 - Disclosure - Loans Held for Investment and Allowance for Credit Losses - Credit Quality by ITACs Score (Details) link:presentationLink link:calculationLink link:definitionLink 9954493 - Disclosure - Loans Held for Investment and Allowance for Credit Losses - Unpaid Principal Balance for Loans Held for Investment (Details) link:presentationLink link:calculationLink link:definitionLink 9954494 - Disclosure - Loans Held for Investment and Allowance for Credit Losses - Allowance for Credit Loss (Details) link:presentationLink link:calculationLink link:definitionLink 9954495 - Disclosure - Loans Held for Investment and Allowance for Credit Losses - Amortized Cost Basis of Amortized Loans (Details) link:presentationLink link:calculationLink link:definitionLink 9954496 - Disclosure - Loans Held for Investment and Allowance for Credit Losses - Aging Analysis of Modified Loans (Details) link:presentationLink link:calculationLink link:definitionLink 9954497 - Disclosure - Acquisitions - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954498 - Disclosure - Acquisitions - Butter Holdings Acquisition, Fair Value of Consideration Transferred (Details) link:presentationLink link:calculationLink link:definitionLink 9954499 - Disclosure - Acquisitions - Butter Holdings Acquisition, Allocation of Consideration Paid to Fair Values of Assets Acquired and Liabilities Assumed (Details) link:presentationLink link:calculationLink link:definitionLink 9954500 - Disclosure - Acquisitions - Butter Holdings Acquisition, Identifiable Intangible Assets Acquired (Details) link:presentationLink link:calculationLink link:definitionLink 9954501 - Disclosure - Balance Sheet Components - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954502 - Disclosure - Balance Sheet Components - Property, Equipment and Software (Details) link:presentationLink link:calculationLink link:definitionLink 9954503 - Disclosure - Balance Sheet Components - Goodwill and Intangible Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9954504 - Disclosure - Balance Sheet Components - Intangible Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9954504 - Disclosure - Balance Sheet Components - Intangible Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9954505 - Disclosure - Balance Sheet Components - Expected Future Amortization Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9954506 - Disclosure - Balance Sheet Components - Other Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9954507 - Disclosure - Balance Sheet Components - Accrued Expenses and Other Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9954508 - Disclosure - Leases - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954509 - Disclosure - Leases - Components of Lease Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9954510 - Disclosure - Leases - Schedule of Lease Term and Discount Rate (Details) link:presentationLink link:calculationLink link:definitionLink 9954511 - Disclosure - Leases - Maturities of Lease Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9954511 - Disclosure - Leases - Maturities of Lease Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9954512 - Disclosure - Debt - Aggregate Future Maturities of Funding Debt (Details) link:presentationLink link:calculationLink link:definitionLink 9954513 - Disclosure - Debt - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954514 - Disclosure - Debt - Convertible Notes Outstanding (Details) link:presentationLink link:calculationLink link:definitionLink 9954515 - Disclosure - Securitization and Variable Interest Entities - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954516 - Disclosure - Securitizations and Variable Interest Entities - Aggregate Carrying Value of Financial Assets and Liabilities from Consolidated VIEs (Details) link:presentationLink link:calculationLink link:definitionLink 9954517 - Disclosure - Securitizations and Variable Interest Entities - Aggregate Carrying Value of Financial Assets and Liabilities from Unconsolidated VIEs (Details) link:presentationLink link:calculationLink link:definitionLink 9954518 - Disclosure - Investments - Marketable Securities (Details) link:presentationLink link:calculationLink link:definitionLink 9954519 - Disclosure - Investments - Securities Available for Sale (Details) link:presentationLink link:calculationLink link:definitionLink 9954520 - Disclosure - Investments - Available for Sale Securities with Unrealized Losses (Details) link:presentationLink link:calculationLink link:definitionLink 9954521 - Disclosure - Investments - Length of Contractual Maturities (Details) link:presentationLink link:calculationLink link:definitionLink 9954522 - Disclosure - Investments - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954523 - Disclosure - Derivative Financial Instruments - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954524 - Disclosure - Derivative Financial Instruments - Schedule of Fair Value of Derivative Instruments (Details) link:presentationLink link:calculationLink link:definitionLink 9954525 - Disclosure - Derivative Financial Instruments - Summary of Impact of Cash Flow Hedges on AOCI (Details) link:presentationLink link:calculationLink link:definitionLink 9954526 - Disclosure - Derivative Financial Instruments - Summary of Gain (Loss) on Derivative Instruments (Details) link:presentationLink link:calculationLink link:definitionLink 9954527 - Disclosure - Fair Value of Financial Assets and Liabilities - Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) link:presentationLink link:calculationLink link:definitionLink 9954528 - Disclosure - Fair Value of Financial Assets and Liabilities - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954529 - Disclosure - Fair Value of Financial Assets and Liabilities - Fair Value of Servicing Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9954530 - Disclosure - Fair Value of Financial Assets and Liabilities - Fair Value of Servicing Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9954531 - Disclosure - Fair Value of Financial Assets and Liabilities - Quantitative Information About Significant Unobservable Inputs for Servicing Assets and Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9954532 - Disclosure - Fair Value of Financial Assets and Liabilities - Summary of Adverse Changes in Estimates for Servicing Assets and Liabilities Inputs (Details) link:presentationLink link:calculationLink link:definitionLink 9954533 - Disclosure - Fair Value of Financial Assets and Liabilities - Fair Value of Performance Fee Liability (Details) link:presentationLink link:calculationLink link:definitionLink 9954534 - Disclosure - Fair Value of Financial Assets and Liabilities - Quantitative Information About Significant Unobservable Inputs for Performance Fee Liability (Details) link:presentationLink link:calculationLink link:definitionLink 9954535 - Disclosure - Fair Value of Financial Assets and Liabilities - Fair Value of Residual Trust Certificates (Details) link:presentationLink link:calculationLink link:definitionLink 9954536 - Disclosure - Fair Value of Financial Assets and Liabilities - Quantitative Information About Significant Unobservable Inputs for Residual Trust Certificates (Details) link:presentationLink link:calculationLink link:definitionLink 9954537 - Disclosure - Fair Value of Financial Assets and Liabilities - Fair Value of Senior Notes and Residual Trust Certificates (Details) link:presentationLink link:calculationLink link:definitionLink 9954538 - Disclosure - Fair Value of Financial Assets and Liabilities - Quantitative Information About Significant Unobservable Inputs for Senior Notes and Residual Trust Certificated (Details) link:presentationLink link:calculationLink link:definitionLink 9954539 - Disclosure - Fair Value of Financial Assets and Liabilities - Summary of Adverse Changes in Estimates for Securitization Notes and Residual Trust Certificates (Details) link:presentationLink link:calculationLink link:definitionLink 9954540 - Disclosure - Fair Value of Financial Assets and Liabilities - Fair Value of Profit Share Liability (Details) link:presentationLink link:calculationLink link:definitionLink 9954541 - Disclosure - Fair Value of Financial Assets and Liabilities - Quantitative Information About Significant Unobservable Inputs for Profit Share Liability (Details) link:presentationLink link:calculationLink link:definitionLink 9954542 - Disclosure - Fair Value of Financial Assets and Liabilities - Financial Assets and Liabilities Not Recorded at Fair Value (Details) link:presentationLink link:calculationLink link:definitionLink 9954543 - Disclosure - Fair Value of Financial Assets and Liabilities - Fair Value Activity for Risk Sharing Arrangements (Details) link:presentationLink link:calculationLink link:definitionLink 9954544 - Disclosure - Fair Value of Financial Assets and Liabilities - Significant Unobservable Inputs Used in Risk Sharing Arrangement (Details) link:presentationLink link:calculationLink link:definitionLink 9954545 - Disclosure - Fair Value of Financial Assets and Liabilities - Effect of Adverse Changes in Estimates on Risk Sharing Arrangements (Details) link:presentationLink link:calculationLink link:definitionLink 9954546 - Disclosure - Stockholders' Equity - Common Stock Reserved for Issuance (Details) link:presentationLink link:calculationLink link:definitionLink 9954547 - Disclosure - Stockholders' Equity - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954548 - Disclosure - Equity Incentive Plans - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954549 - Disclosure - Equity Incentive Plans - Stock Option Activity (Details) link:presentationLink link:calculationLink link:definitionLink 9954550 - Disclosure - Equity Incentive Plans - RSU Activity (Details) link:presentationLink link:calculationLink link:definitionLink 9954551 - Disclosure - Equity Incentive Plans - Components and Classification of Stock-based Compensation (Details) link:presentationLink link:calculationLink link:definitionLink 9954552 - Disclosure - Restructuring and other - Additional Details (Details) link:presentationLink link:calculationLink link:definitionLink 9954553 - Disclosure - Restructuring and other - Schedule of Restructuring Accrual Activity (Details) link:presentationLink link:calculationLink link:definitionLink 9954554 - Disclosure - Income Taxes (Details) link:presentationLink link:calculationLink link:definitionLink 9954555 - Disclosure - Net Loss per Share Attributable to Common Stockholders - Basic and Diluted Net Loss Per Share (Details) link:presentationLink link:calculationLink link:definitionLink 9954556 - Disclosure - Net Loss per Share Attributable to Common Stockholders - Common Stock Equivalents Excluded from Calculation of Diluted Net Loss Per Share (Details) link:presentationLink link:calculationLink link:definitionLink