Annual report pursuant to Section 13 and 15(d)

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

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Fair Value - Summary Of Recognized Assets And Liabilities Measured At Fair Value On A Recurring Basis (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Assets    
Loans held for investment, at fair value $ 907,998 $ 1,031,328
Total loans held for sale, at fair value 315,978 2,052,378
Derivative assets 2,354 48,870
Retained bonds 46,439 55,614
Liabilities    
TRA obligation 3,800 29,400
Fair Value, Recurring    
Assets    
Investments   6,000
Retained bonds 46,439 55,614
Total assets 19,945,959 20,396,380
Liabilities    
HMBS related obligations 10,996,755 10,422,358
Nonrecourse debt in consolidated VIE trusts 7,175,857 5,857,069
Nonrecourse commercial loan financing liability 106,758 111,738
Nonrecourse MSR financing liability 60,562 142,435
Deferred purchase price liabilities 5,077 12,852
TRA obligation 3,781 29,380
Total liabilities 18,350,476 16,608,007
Fair Value, Recurring | Loans held for investment, subject to HMBS related obligations    
Assets    
Loans held for investment, at fair value 11,114,100 10,556,054
Fair Value, Recurring | Reverse mortgage loans, subject to recourse    
Assets    
Loans held for investment, at fair value 7,065,477 5,823,301
Fair Value, Recurring | fix and flip mortgage loans, subject to recourse    
Assets    
Loans held for investment, at fair value 389,161 394,893
Fair Value, Recurring | Reverse mortgage loans, not subject to recourse    
Assets    
Loans held for investment, at fair value 771,724 940,604
Fair Value, Recurring | fix and flip mortgage loans, not subject to recourse    
Assets    
Loans held for investment, at fair value 127,469 62,933
Fair Value, Recurring | Agricultural loans    
Assets    
Loans held for investment, at fair value 8,805 27,791
Fair Value, Recurring | Residential mortgage loans    
Assets    
Total loans held for sale, at fair value 154,117 1,902,952
Fair Value, Recurring | SRL    
Assets    
Total loans held for sale, at fair value 69,187 98,852
Fair Value, Recurring | Portfolio    
Assets    
Total loans held for sale, at fair value 43,272 50,574
Fair Value, Recurring | Fix and flip    
Assets    
Total loans held for sale, at fair value 49,402  
Fair Value, Recurring | MSR    
Assets    
MSR 95,096 427,942
Fair Value, Recurring | IRLCs and LPCs    
Assets    
Derivative assets 114 24,786
Liabilities    
Derivative liabilities 183  
Fair Value, Recurring | Forward MBS and TBAs    
Assets    
Derivative assets 1,469 1,250
Fair Value, Recurring | Interest rate swaps and futures contracts    
Assets    
Derivative assets 771 22,834
Fair Value, Recurring | Forward MBS and TBAs    
Liabilities    
Derivative liabilities 1 1,685
Fair Value, Recurring | Interest rate swaps and futures contracts    
Liabilities    
Derivative liabilities 385 24,993
Fair Value, Recurring | Warrant liability    
Liabilities    
Derivative liabilities 1,117 5,497
Fair Value, Recurring | Reverse mortgage loans    
Assets    
Purchase commitments 9,356  
Fair Value, Recurring | Level 1    
Assets    
Investments   0
Retained bonds 0 0
Total assets 771 22,834
Liabilities    
HMBS related obligations 0 0
Nonrecourse debt in consolidated VIE trusts 0 0
Nonrecourse commercial loan financing liability 0 0
Nonrecourse MSR financing liability 0 0
Deferred purchase price liabilities 0 0
TRA obligation 0 0
Total liabilities 1,502 30,490
Fair Value, Recurring | Level 1 | Loans held for investment, subject to HMBS related obligations    
Assets    
Loans held for investment, at fair value 0 0
Fair Value, Recurring | Level 1 | Reverse mortgage loans, subject to recourse    
Assets    
Loans held for investment, at fair value 0 0
Fair Value, Recurring | Level 1 | fix and flip mortgage loans, subject to recourse    
Assets    
Loans held for investment, at fair value 0 0
Fair Value, Recurring | Level 1 | Reverse mortgage loans, not subject to recourse    
Assets    
Loans held for investment, at fair value 0 0
Fair Value, Recurring | Level 1 | fix and flip mortgage loans, not subject to recourse    
Assets    
Loans held for investment, at fair value 0 0
Fair Value, Recurring | Level 1 | Agricultural loans    
Assets    
Loans held for investment, at fair value 0 0
Fair Value, Recurring | Level 1 | Residential mortgage loans    
Assets    
Total loans held for sale, at fair value 0 0
Fair Value, Recurring | Level 1 | SRL    
Assets    
Total loans held for sale, at fair value 0 0
Fair Value, Recurring | Level 1 | Portfolio    
Assets    
Total loans held for sale, at fair value 0 0
Fair Value, Recurring | Level 1 | Fix and flip    
Assets    
Total loans held for sale, at fair value 0  
Fair Value, Recurring | Level 1 | MSR    
Assets    
MSR 0 0
Fair Value, Recurring | Level 1 | IRLCs and LPCs    
Assets    
Derivative assets 0 0
Liabilities    
Derivative liabilities 0  
Fair Value, Recurring | Level 1 | Forward MBS and TBAs    
Assets    
Derivative assets 0 0
Fair Value, Recurring | Level 1 | Interest rate swaps and futures contracts    
Assets    
Derivative assets 771 22,834
Fair Value, Recurring | Level 1 | Forward MBS and TBAs    
Liabilities    
Derivative liabilities 0 0
Fair Value, Recurring | Level 1 | Interest rate swaps and futures contracts    
Liabilities    
Derivative liabilities 385 24,993
Fair Value, Recurring | Level 1 | Warrant liability    
Liabilities    
Derivative liabilities 1,117 5,497
Fair Value, Recurring | Level 1 | Reverse mortgage loans    
Assets    
Purchase commitments 0  
Fair Value, Recurring | Level 2    
Assets    
Investments   0
Retained bonds 0 0
Total assets 155,609 1,888,441
Liabilities    
HMBS related obligations 0 0
Nonrecourse debt in consolidated VIE trusts 0 0
Nonrecourse commercial loan financing liability 0 0
Nonrecourse MSR financing liability 0 0
Deferred purchase price liabilities 0 0
TRA obligation 0 0
Total liabilities 1 1,685
Fair Value, Recurring | Level 2 | Loans held for investment, subject to HMBS related obligations    
Assets    
Loans held for investment, at fair value 0 0
Fair Value, Recurring | Level 2 | Reverse mortgage loans, subject to recourse    
Assets    
Loans held for investment, at fair value 0 0
Fair Value, Recurring | Level 2 | fix and flip mortgage loans, subject to recourse    
Assets    
Loans held for investment, at fair value 0 0
Fair Value, Recurring | Level 2 | Reverse mortgage loans, not subject to recourse    
Assets    
Loans held for investment, at fair value 0 0
Fair Value, Recurring | Level 2 | fix and flip mortgage loans, not subject to recourse    
Assets    
Loans held for investment, at fair value 0 0
Fair Value, Recurring | Level 2 | Agricultural loans    
Assets    
Loans held for investment, at fair value 0 0
Fair Value, Recurring | Level 2 | Residential mortgage loans    
Assets    
Total loans held for sale, at fair value 154,117 1,885,627
Fair Value, Recurring | Level 2 | SRL    
Assets    
Total loans held for sale, at fair value 0 0
Fair Value, Recurring | Level 2 | Portfolio    
Assets    
Total loans held for sale, at fair value 0 0
Fair Value, Recurring | Level 2 | Fix and flip    
Assets    
Total loans held for sale, at fair value 0  
Fair Value, Recurring | Level 2 | MSR    
Assets    
MSR 0 0
Fair Value, Recurring | Level 2 | IRLCs and LPCs    
Assets    
Derivative assets 23 1,564
Liabilities    
Derivative liabilities 0  
Fair Value, Recurring | Level 2 | Forward MBS and TBAs    
Assets    
Derivative assets 1,469 1,250
Fair Value, Recurring | Level 2 | Interest rate swaps and futures contracts    
Assets    
Derivative assets 0 0
Fair Value, Recurring | Level 2 | Forward MBS and TBAs    
Liabilities    
Derivative liabilities 1 1,685
Fair Value, Recurring | Level 2 | Interest rate swaps and futures contracts    
Liabilities    
Derivative liabilities 0 0
Fair Value, Recurring | Level 2 | Warrant liability    
Liabilities    
Derivative liabilities 0 0
Fair Value, Recurring | Level 2 | Reverse mortgage loans    
Assets    
Purchase commitments 0  
Fair Value, Recurring | Level 3    
Assets    
Investments   6,000
Retained bonds 46,439 55,614
Total assets 19,789,579 18,485,105
Liabilities    
HMBS related obligations 10,996,755 10,422,358
Nonrecourse debt in consolidated VIE trusts 7,175,857 5,857,069
Nonrecourse commercial loan financing liability 106,758 111,738
Nonrecourse MSR financing liability 60,562 142,435
Deferred purchase price liabilities 5,077 12,852
TRA obligation 3,781 29,380
Total liabilities 18,348,973 16,575,832
Fair Value, Recurring | Level 3 | Loans held for investment, subject to HMBS related obligations    
Assets    
Loans held for investment, at fair value 11,114,100 10,556,054
Fair Value, Recurring | Level 3 | Reverse mortgage loans, subject to recourse    
Assets    
Loans held for investment, at fair value 7,065,477 5,823,301
Fair Value, Recurring | Level 3 | fix and flip mortgage loans, subject to recourse    
Assets    
Loans held for investment, at fair value 389,161 394,893
Fair Value, Recurring | Level 3 | Reverse mortgage loans, not subject to recourse    
Assets    
Loans held for investment, at fair value 771,724 940,604
Fair Value, Recurring | Level 3 | fix and flip mortgage loans, not subject to recourse    
Assets    
Loans held for investment, at fair value 127,469 62,933
Fair Value, Recurring | Level 3 | Agricultural loans    
Assets    
Loans held for investment, at fair value 8,805 27,791
Fair Value, Recurring | Level 3 | Residential mortgage loans    
Assets    
Total loans held for sale, at fair value 0 17,325
Fair Value, Recurring | Level 3 | SRL    
Assets    
Total loans held for sale, at fair value 69,187 98,852
Fair Value, Recurring | Level 3 | Portfolio    
Assets    
Total loans held for sale, at fair value 43,272 50,574
Fair Value, Recurring | Level 3 | Fix and flip    
Assets    
Total loans held for sale, at fair value 49,402  
Fair Value, Recurring | Level 3 | MSR    
Assets    
MSR 95,096 427,942
Fair Value, Recurring | Level 3 | IRLCs and LPCs    
Assets    
Derivative assets 91 23,222
Liabilities    
Derivative liabilities 183  
Fair Value, Recurring | Level 3 | Forward MBS and TBAs    
Assets    
Derivative assets 0 0
Fair Value, Recurring | Level 3 | Interest rate swaps and futures contracts    
Assets    
Derivative assets 0 0
Fair Value, Recurring | Level 3 | Forward MBS and TBAs    
Liabilities    
Derivative liabilities 0 0
Fair Value, Recurring | Level 3 | Interest rate swaps and futures contracts    
Liabilities    
Derivative liabilities 0 0
Fair Value, Recurring | Level 3 | Warrant liability    
Liabilities    
Derivative liabilities 0 $ 0
Fair Value, Recurring | Level 3 | Reverse mortgage loans    
Assets    
Purchase commitments $ 9,356