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[Member] Morgan Stanley Bank, N.A. 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L.P. [Member] KKR & Co. L.P. 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(loss) on derivative instruments Unrealized loss (gain) on foreign currency forward contract Unrealized Gain (Loss) on Derivatives Management Agreement Management Agreement [Member] Management Agreement [Member] Outstanding Principal Total Principal Collateralized loan obligations Long-Term Debt, Gross Related Party Transactions [Abstract] Related Party Transactions [Abstract] SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate Schedule [Table] SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate Schedule [Table] Secured Financing Agreements, Net Debt, Policy [Policy Text Block] Compensation Amount Outstanding Recovery Compensation Amount Individual: Individual [Axis] Diluted (in shares) Diluted weighted average common shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Diluted Entity Emerging Growth Company Entity Emerging Growth Company Related Party Transaction [Line Items] Related Party 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[Member] KKR Real Estate FInance Trust Inc. Loan assignment in full satisfaction of secured financing Secured Financing Agreements Loan Assignment In Full Satisfaction Secured Financing Agreements Loan Assignment In Full Satisfaction Provision for (reversal of) credit losses, net Off-Balance-Sheet, Credit Loss, Liability, Credit Loss Expense (Reversal) Virginia VIRGINIA Modification accounted for as a repayment and new loan, net of write-off Financing Receivable, Modified in Period, Amount Land And Building Improvements Land And Building Improvements [Member] Land And Building Improvements REO JV REO JV [Member] REO JV Repurchased Stock Treasury Stock, Common [Member] Real estate owned - furniture and fixtures Furniture and Fixtures, Gross Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Transfers and Servicing [Abstract] Transfers and Servicing [Abstract] Raleigh, NC Raleigh, NC [Member] Raleigh, NC Percent of investment in senior mortgage loan percentage financed Equity Method Investment, Investment In Mortgage Loan, Percent Financed Equity Method Investment, Investment In Mortgage Loan, Percent Financed Wisconsin WISCONSIN Unvested, beginning balance, weighted average grant date fair value (usd per share) Unvested. ending balance, weighted average grant date fair value (usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value 2027 (in shares) Share-Based Compensation Arrangement By Share-Based Payment Award, Restricted Stock Awards Expected To Vest Two Years From Balance Sheet Date Share-Based Compensation Arrangement By Share-Based Payment Award, Restricted Stock Awards Expected To Vest Two Years From Balance Sheet Date All Executive Categories All Executive Categories [Member] Valuation Approach and Technique [Domain] Valuation Approach and Technique [Domain] Washington 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Payment Award, Options, Grants In Period, Net of Stock Issued in Connection with Vested RSUs Portland, OR Portland, OR [Member] Portland, OR Document Quarterly Report Document Quarterly Report Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] Texas TEXAS Lender Name [Axis] Lender Name [Axis] Low Risk Special Mention [Member] Period of weighted average adjusted equity (Months) Related Party Transaction, Expenses From Transactions With Related Party, Denominator For Incentive Compensation, Period Of Adjusted Equity Related Party Transaction, Expenses From Transactions With Related Party, Denominator For Incentive Compensation, Period Of Adjusted Equity Accrued interest payable Interest Payable Quarterly Management Fee Quarterly Management Fee [Member] Quarterly Management Fee [Member] Preferred stock liquidation 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