Fair Value - Schedule of Financial Assets and Liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Financial assets:
Loans and investments, net	$ 11,915,216	$ 11,934,248
Loans held-for-sale, net	378,247	408,386
Securities held-to-maturity, net	157,137	156,087
Financial liabilities:
Credit and repurchase facilities	5,812,258	5,149,651
Securitized debt	2,972,246	3,468,258
Senior unsecured notes	1,857,769	2,029,078
Junior subordinated notes	145,907	145,497
Notes payable - real estate owned	270,410	222,965
Level 1
Financial assets:
Loans and investments, net	0
Loans held-for-sale, net	0
Capitalized mortgage servicing rights, net	0
Securities held-to-maturity, net	0
Financial liabilities:
Credit and repurchase facilities	0
Securitized debt	0
Senior unsecured notes	1,789,738
Junior subordinated notes	0
Notes payable - real estate owned	0
Level 2
Financial assets:
Loans and investments, net	0
Loans held-for-sale, net	381,955
Capitalized mortgage servicing rights, net	0
Securities held-to-maturity, net	0
Financial liabilities:
Credit and repurchase facilities	359,277
Securitized debt	0
Senior unsecured notes	0
Junior subordinated notes	0
Notes payable - real estate owned	0
Level 3
Financial assets:
Loans and investments, net	11,916,632
Loans held-for-sale, net	3,939
Capitalized mortgage servicing rights, net	462,029
Securities held-to-maturity, net	150,321
Financial liabilities:
Credit and repurchase facilities	5,441,451
Securitized debt	2,999,104
Senior unsecured notes	0
Junior subordinated notes	113,551
Notes payable - real estate owned	269,131
Carrying Value
Financial assets:
Loans and investments, net	11,915,216	11,934,248
Loans held-for-sale, net	375,797	409,081
Capitalized mortgage servicing rights, net	323,887
Securities held-to-maturity, net	157,137	156,087
Financial liabilities:
Credit and repurchase facilities	5,812,258	5,149,651
Securitized debt	2,972,246	3,468,258
Senior unsecured notes	1,857,769	2,029,078
Junior subordinated notes	145,907	145,497
Notes payable - real estate owned	270,410	222,965
Fair Value
Financial assets:
Loans and investments, net	11,916,632	11,964,280
Loans held-for-sale, net	385,894	421,398
Capitalized mortgage servicing rights, net	462,029
Securities held-to-maturity, net	150,321	150,147
Financial liabilities:
Credit and repurchase facilities	5,800,728	5,143,472
Securitized debt	2,999,104	3,487,773
Senior unsecured notes	1,789,738	2,009,938
Junior subordinated notes	113,551	111,992
Notes payable - real estate owned	$ 269,131	$ 221,893

Represents capitalized mortgage servicing rights.

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Amount, before allowance for credit loss, of investment in debt security measured at amortized cost (held-to-maturity).

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