0000001 - Document - Cover link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (UNAUDITED) link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (UNAUDITED) link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) link:presentationLink link:calculationLink link:definitionLink 9952156 - Statement - CONSOLIDATED BALANCE SHEETS link:presentationLink link:calculationLink link:definitionLink 9952157 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952158 - 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Schedule of Derivative Assets and Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Reconciliation of Cash and Cash Equivalents and Restricted Cash (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Components of Ecosystem and Technology Fees (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Amortization of Capitalized Costs over the Estimated Useful Lives (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - INVESTMENTS - Marketable Securities (Details) link:presentationLink link:calculationLink link:definitionLink 9955541 - Disclosure - INVESTMENTS - Schedule of Digital Assets Held by Third-party Custodians (Details) link:presentationLink link:calculationLink link:definitionLink 9955542 - Disclosure - INVESTMENTS - Schedule of Activities Involving the Company’s Digital Assets Held as Collateral and Held For Sale (Details) link:presentationLink link:calculationLink link:definitionLink 9955543 - Disclosure - INVESTMENTS - Schedule of Investment (Details) link:presentationLink link:calculationLink link:definitionLink 9955544 - Disclosure - INVESTMENTS - Schedule of Changes in the Company’s Equity Investments (Details) link:presentationLink link:calculationLink link:definitionLink 9955545 - Disclosure - SERVICING - Schedule of Servicing Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955546 - Disclosure - SERVICING - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955547 - Disclosure - SERVICING - Schedules of Rollforward of the Company's Servicing Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955548 - Disclosure - SERVICING - Schedules of Geographic Concentration of the Loans (Details) link:presentationLink link:calculationLink link:definitionLink 9955549 - Disclosure - LOANS - Schedule of Loans Held for Sale (Details) link:presentationLink link:calculationLink link:definitionLink 9955550 - Disclosure - LOANS - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955551 - Disclosure - LOANS - Schedule of Past Due Aggregate Carrying Value of Loans Held (Details) link:presentationLink link:calculationLink link:definitionLink 9955552 - Disclosure - LOANS - Schedule of Loans Held for Sale and Other Receivables (Details) link:presentationLink link:calculationLink link:definitionLink 9955553 - Disclosure - Debt - Schedule of Debt (Details) link:presentationLink link:calculationLink link:definitionLink 9955554 - Disclosure - Debt - Contractual Maturities of Recourse and Nonrecourse Debt Obligations (Details) link:presentationLink link:calculationLink link:definitionLink 9955555 - Disclosure - Debt - Borrowing Capacity of Committed Debt Facilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955556 - Disclosure - Debt - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955557 - Disclosure - EQUITY - Company’s Equity Instruments (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9955558 - Disclosure - EQUITY - Company’s Equity Instruments (Details) link:presentationLink link:calculationLink link:definitionLink 9955559 - Disclosure - EQUITY - Company’s Equity Instruments Additional (Details) link:presentationLink link:calculationLink link:definitionLink 9955560 - Disclosure - EQUITY - Series of Convertible Preferred Stock (Details) link:presentationLink link:calculationLink link:definitionLink 9955561 - Disclosure - EQUITY - Warrants, Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955562 - Disclosure - EQUITY - Equity-Based Compensation, Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955563 - Disclosure - EQUITY - Stock-Based Compensation Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9955564 - Disclosure - EQUITY - Equity Incentive Plans, Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955565 - Disclosure - EQUITY - Unrecognized Compensation Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9955566 - Disclosure - EQUITY - Noncontrolling Interests in Consolidated Subsidiaries (Details) link:presentationLink link:calculationLink link:definitionLink 9955567 - Disclosure - EQUITY - Noncontrolling Interests in Equity of Consolidated Subsidiaries (Details) link:presentationLink link:calculationLink link:definitionLink 9955568 - Disclosure - NET INCOME (LOSS) PER SHARE (Details) link:presentationLink link:calculationLink link:definitionLink 9955569 - Disclosure - VARIABLE INTEREST ENTITIES - Assets and Liabilities of VIEs Consolidation (Details) link:presentationLink link:calculationLink link:definitionLink 9955570 - Disclosure - VARIABLE INTEREST ENTITIES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955571 - Disclosure - VARIABLE INTEREST ENTITIES - Unconsolidated VIEs (Details) link:presentationLink link:calculationLink link:definitionLink 9955572 - Disclosure - COMMITMENTS AND CONTINGENCIES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955573 - Disclosure - COMMITMENTS AND CONTINGENCIES - Future Minimum Lease Payments (Details) link:presentationLink link:calculationLink link:definitionLink 9955573 - Disclosure - COMMITMENTS AND CONTINGENCIES - Future Minimum Lease Payments (Details) link:presentationLink link:calculationLink link:definitionLink 9955574 - Disclosure - RELATED PARTY TRANSACTIONS - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955575 - Disclosure - RELATED PARTY TRANSACTIONS - Schedule of Related Party Contributions, Gross of Distributions (Details) link:presentationLink link:calculationLink link:definitionLink 9955576 - Disclosure - FAIR VALUE MEASUREMENTS - Assets and Liabilities Measured at Fair Value (Details) link:presentationLink link:calculationLink link:definitionLink 9955577 - Disclosure - FAIR VALUE MEASUREMENTS - Significant Valuation Inputs (Details) link:presentationLink link:calculationLink link:definitionLink 9955578 - Disclosure - FAIR VALUE MEASUREMENTS - Significant Valuation Input Sensitivity (Details) link:presentationLink link:calculationLink link:definitionLink 9955579 - Disclosure - FAIR VALUE MEASUREMENTS - Summary of Activity In Marketable Securities (Details) link:presentationLink link:calculationLink link:definitionLink 9955580 - Disclosure - FAIR VALUE MEASUREMENTS - Assets and Liabilities Not Measured at Fair Value on a Recurring Basis (Details) link:presentationLink link:calculationLink link:definitionLink 9955581 - Disclosure - FAIR VALUE MEASUREMENTS - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955582 - Disclosure - INCOME TAXES (Details) link:presentationLink link:calculationLink link:definitionLink 9955583 - Disclosure - BUSINESS AND ORGANIZATION (Details) link:presentationLink link:calculationLink link:definitionLink 9955584 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955585 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Derivative Assets and Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955586 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Reconciliation of Cash and Cash Equivalents and Restricted Cash (Details) link:presentationLink link:calculationLink link:definitionLink 9955587 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Components of Ecosystem and Technology Fees (Details) link:presentationLink link:calculationLink link:definitionLink 9955588 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Amortization of Capitalized Costs over the Estimated Useful Lives (Details) link:presentationLink link:calculationLink link:definitionLink 9955589 - Disclosure - INVESTMENTS - Marketable Securities (Details) link:presentationLink link:calculationLink link:definitionLink 9955590 - Disclosure - INVESTMENTS - Schedule of Digital Assets Held by Third-party Custodians (Details) link:presentationLink link:calculationLink link:definitionLink 9955591 - Disclosure - INVESTMENTS - Schedule of Activities Involving the Company’s Digital Assets Held as Collateral and Held For Sale (Details) link:presentationLink link:calculationLink link:definitionLink 9955592 - Disclosure - INVESTMENTS - Schedule of Investment (Details) link:presentationLink link:calculationLink link:definitionLink 9955593 - Disclosure - SERVICING - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955594 - Disclosure - SERVICING - Schedule of Servicing Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955595 - Disclosure - SERVICING - Schedules of Rollforward of the Company Servicing Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955596 - Disclosure - SERVICING - Schedules of Geographic Concentration of the Loans (Details) link:presentationLink link:calculationLink link:definitionLink 9955597 - 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