Annual report pursuant to Section 13 and 15(d)

Fair Value - Summary Of The Recognized Assets And Liabilities That Are Measured At Fair Value On A Recurring Basis (Details)

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Fair Value - Summary Of The Recognized Assets And Liabilities That Are Measured At Fair Value On A Recurring Basis (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Fair Value Disclosure $ 1,031,328 $ 730,821
Mortgages Held-for-sale, Fair Value Disclosure 2,052,378 2,222,811
Derivative Asset 48,870 92,065
Retained beneficial interests 55,614  
Nonrecourse commercial loan financing liability    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Nonrecourse commercial loan financing liability 10,556,054 9,929,163
Fair Value, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 6,000 18,934
Retained beneficial interests 55,614  
Total assets 20,396,380 18,570,645
HMBS related obligations 10,422,358 9,788,668
Nonrecourse debt 5,857,069 5,257,754
Nonrecourse MSR financing liability 142,435 14,088
Deferred purchase price liabilities 12,852 3,842
TRA Obligation 29,380  
Total liabilities 16,608,007 15,085,074
Fair Value, Recurring [Member] | Nonrecourse commercial loan financing liability    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Nonrecourse commercial loan financing liability 111,738  
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 0  
Retained beneficial interests 0  
Total assets 22,650 186
HMBS related obligations 0  
Nonrecourse debt 0  
Nonrecourse MSR financing liability 0  
Deferred purchase price liabilities 0  
TRA Obligation 0  
Total liabilities 30,453 186
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Nonrecourse commercial loan financing liability    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Nonrecourse commercial loan financing liability 0  
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 0  
Retained beneficial interests 0  
Total assets 1,888,625 2,073,176
HMBS related obligations 0  
Nonrecourse debt 0  
Nonrecourse MSR financing liability 0  
Deferred purchase price liabilities 0  
TRA Obligation 0  
Total liabilities 1,722 19,452
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Nonrecourse commercial loan financing liability    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Nonrecourse commercial loan financing liability 0  
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 6,000 18,934
Retained beneficial interests 55,614  
Total assets 18,485,105 16,497,283
HMBS related obligations 10,422,358 9,788,668
Nonrecourse debt 5,857,069 5,257,754
Nonrecourse MSR financing liability 142,435 14,088
Deferred purchase price liabilities 12,852 3,842
TRA Obligation 29,380  
Total liabilities 16,575,832 15,065,436
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Nonrecourse commercial loan financing liability    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Nonrecourse commercial loan financing liability 111,738  
IRLCS [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Asset 0  
IRLCS [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Asset 0  
Forward Mortgage Backed Securities [Member] | Fair Value, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Liability 1,644 18,635
Forward Mortgage Backed Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Asset 0  
Derivative Liability 0  
Forward Mortgage Backed Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Liability 1,644 18,635
Forward Mortgage Backed Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Asset 0  
Derivative Liability 0  
Forward Commitments Tbas And Treasury Futures [Member] | Fair Value, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Liability 186 1,332
Forward Commitments Tbas And Treasury Futures [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Liability 108  
Forward Commitments Tbas And Treasury Futures [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Liability 78 248
Forward Commitments Tbas And Treasury Futures [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Liability 0 1,084
Interest Rate Swap Futures [Member] | Fair Value, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Liability 24,848 755
Interest Rate Swap Futures [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Liability 24,848 186
Interest Rate Swap Futures [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Liability 0 569
Interest Rate Swap Futures [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Asset 0  
Derivative Liability 0  
Warrant [Member] | Fair Value, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Liability 5,497  
Warrant [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Liability 5,497  
Warrant [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Liability 0  
Warrant [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Liability 0  
Loans Held For Investment Subject To Hmbs Related Obligation [Member] | Fair Value, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Fair Value Disclosure 10,556,054 9,929,163
Loans Held For Investment Subject To Hmbs Related Obligation [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Fair Value Disclosure 0  
Loans Held For Investment Subject To Hmbs Related Obligation [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Fair Value Disclosure 0  
Loans Held For Investment Subject To Hmbs Related Obligation [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Fair Value Disclosure 10,556,054 9,929,163
Mortgage Loans Held For Investment Reverse Mortgage Loans [Member] | Fair Value, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Fair Value Disclosure 5,823,301 5,057,624
Mortgage Loans Held For Investment Reverse Mortgage Loans [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Fair Value Disclosure 0  
Mortgage Loans Held For Investment Reverse Mortgage Loans [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Fair Value Disclosure 0  
Mortgage Loans Held For Investment Reverse Mortgage Loans [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Fair Value Disclosure 5,823,301 5,057,624
Mortgage Loans Held For Investment Fix And Flip Mortgage Loans [Member] | Fair Value, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Fair Value Disclosure 62,933  
Mortgage Loans Held For Investment Fix And Flip Mortgage Loans [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Fair Value Disclosure 0  
Mortgage Loans Held For Investment Fix And Flip Mortgage Loans [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Fair Value Disclosure 0  
Mortgage Loans Held For Investment Fix And Flip Mortgage Loans [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Fair Value Disclosure 62,933  
Agricultural Loans [Member] | Fair Value, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Fair Value Disclosure 27,791 69,031
Agricultural Loans [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Fair Value Disclosure 0  
Agricultural Loans [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Fair Value Disclosure 0  
Agricultural Loans [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Fair Value Disclosure 27,791 69,031
Mortgage Loans Held For Sale Residential Mortgage Loans [Member] | Fair Value, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Mortgages Held-for-sale, Fair Value Disclosure 1,902,952 2,080,585
Mortgage Loans Held For Sale Residential Mortgage Loans [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Mortgages Held-for-sale, Fair Value Disclosure 0  
Mortgage Loans Held For Sale Residential Mortgage Loans [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Mortgages Held-for-sale, Fair Value Disclosure 1,885,627 2,069,957
Mortgage Loans Held For Sale Residential Mortgage Loans [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Mortgages Held-for-sale, Fair Value Disclosure 17,325 10,628
Mortgage Loans Held For Sale SRL [Member] | Fair Value, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Mortgages Held-for-sale, Fair Value Disclosure 98,852 60,467
Mortgage Loans Held For Sale SRL [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Mortgages Held-for-sale, Fair Value Disclosure 0  
Mortgage Loans Held For Sale SRL [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Mortgages Held-for-sale, Fair Value Disclosure 0  
Mortgage Loans Held For Sale SRL [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Mortgages Held-for-sale, Fair Value Disclosure 98,852 60,467
Mortgage Loans Held For Sale Portfolio [Member] | Fair Value, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Mortgages Held-for-sale, Fair Value Disclosure 50,574 38,850
Mortgage Loans Held For Sale Portfolio [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Mortgages Held-for-sale, Fair Value Disclosure 0  
Mortgage Loans Held For Sale Portfolio [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Mortgages Held-for-sale, Fair Value Disclosure 0  
Mortgage Loans Held For Sale Portfolio [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Mortgages Held-for-sale, Fair Value Disclosure 50,574 38,850
Mortgage Loans Held For Sale Portfolio Fix And Flip Mortgage Loans [Member] | Fair Value, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Mortgages Held-for-sale, Fair Value Disclosure   42,909
Mortgage Loans Held For Sale Portfolio Fix And Flip Mortgage Loans [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Mortgages Held-for-sale, Fair Value Disclosure   42,909
Mortgage Servicing Rights [Member] | Fair Value, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Mortgage servicing rights 427,942 180,684
Mortgage Servicing Rights [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Mortgage servicing rights 0  
Mortgage Servicing Rights [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Mortgage servicing rights 0  
Mortgage Servicing Rights [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Mortgage servicing rights 427,942 180,684
Forward Commitments Tbas And Treasury Futures [Member] | Fair Value, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Asset 1,763 1,806
Forward Commitments Tbas And Treasury Futures [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Asset 0  
Forward Commitments Tbas And Treasury Futures [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Asset 1,763 722
Forward Commitments Tbas And Treasury Futures [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Asset 0 1,084
IRLCS [Member] | Fair Value, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Asset 23,222 87,576
IRLCS [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Asset 23,222 87,576
Forward Mortgage Backed Securities [Member] | Fair Value, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Asset 1,235  
Forward Mortgage Backed Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Asset 1,235  
Interest Rate Swap Futures [Member] | Fair Value, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Asset 22,650 2,683
Interest Rate Swap Futures [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Asset 22,650 186
Interest Rate Swap Futures [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Asset 0 2,497
Nonrecourse [Member] | Mortgage Loans Held For Investment Reverse Mortgage Loans [Member] | Fair Value, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Fair Value Disclosure 940,604 661,790
Nonrecourse [Member] | Mortgage Loans Held For Investment Reverse Mortgage Loans [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Fair Value Disclosure 0  
Nonrecourse [Member] | Mortgage Loans Held For Investment Reverse Mortgage Loans [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Fair Value Disclosure 0  
Nonrecourse [Member] | Mortgage Loans Held For Investment Reverse Mortgage Loans [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Fair Value Disclosure 940,604 661,790
Nonrecourse [Member] | Mortgage Loans Held For Investment Fix And Flip Mortgage Loans [Member] | Fair Value, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Fair Value Disclosure 394,893 338,543
Nonrecourse [Member] | Mortgage Loans Held For Investment Fix And Flip Mortgage Loans [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Fair Value Disclosure 0  
Nonrecourse [Member] | Mortgage Loans Held For Investment Fix And Flip Mortgage Loans [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Fair Value Disclosure 0  
Nonrecourse [Member] | Mortgage Loans Held For Investment Fix And Flip Mortgage Loans [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Fair Value Disclosure $ 394,893 $ 338,543