Capitalized Mortgage Servicing Rights - Summary of Capitalized MSRs (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2025	Mar. 31, 2024
Capitalized Mortgage Servicing Rights
Beginning balance	$ 368,678
Ending balance	357,220
MSRs
Capitalized Mortgage Servicing Rights
Beginning balance	368,678	$ 391,254
Additions	9,406	12,684
Amortization	(17,758)	(16,631)
Write-downs and payoffs	(3,106)	(1,787)
Ending balance	357,220	385,520
Expected amortization of capitalized MSRs balances
2025 (nine months ending 12/31/2025)	52,124
2026	64,715
2027	60,264
2028	53,258
2029	44,145
Thereafter	82,714
Total	357,220
Originated
Capitalized Mortgage Servicing Rights
Beginning balance	363,861	382,582
Additions	9,406	12,684
Amortization	(17,195)	(15,821)
Write-downs and payoffs	(3,067)	(1,698)
Ending balance	353,005	377,747
Acquired
Capitalized Mortgage Servicing Rights
Beginning balance	4,817	8,672
Amortization	(563)	(810)
Write-downs and payoffs	(39)	(89)
Ending balance	$ 4,215	$ 7,773

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Amount of write-downs and payoffs applied to contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer.

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Amount of additions from purchases, assumption or transfer to contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer.

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