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Derivative Financial Instruments - Schedule of Fair Value and Notional Amount of Derivatives (Details) - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Derivative [Line Items] |  |
Fair Value | $ 146,074 | $ 22,343
Notional Amount | 13,316,635 | 12,215,873
Derivative Liabilities |  |
Derivative [Line Items] |  |
Fair Value | (12,835) | (23,660)
Notional Amount | 2,223,878 | 2,338,485
Derivative Assets |  |
Derivative [Line Items] |  |
Fair Value | 158,909 | 46,003
Notional Amount | 11,092,757 | 9,877,388
TBAs | Derivative Liabilities |  |
Derivative [Line Items] |  |
Fair Value | (3,454) | (16,249)
Notional Amount | 800,500 | 1,350,000
TBAs | Derivative Assets |  |
Derivative [Line Items] |  |
Fair Value | 7,488 | 0
Notional Amount | 1,180,000 | 0
Interest rate futures | Derivative Liabilities |  |
Derivative [Line Items] |  |
Fair Value | (4,683) | (6,915)
Notional Amount | 784,500 | 830,500
Interest rate futures | Derivative Assets |  |
Derivative [Line Items] |  |
Fair Value | 3,666 | 16,446
Notional Amount | 324,000 | 712,500
Swaptions | Derivative Assets |  |
Derivative [Line Items] |  |
Fair Value | 126,250 | 23,738
Notional Amount | 7,950,000 | 8,245,000
LPCs and IRLCs (2) | Derivative Liabilities |  |
Derivative [Line Items] |  |
Fair Value | (4,698) | (496)
Notional Amount | 638,878 | 157,985
LPCs and IRLCs (2) | Derivative Assets |  |
Derivative [Line Items] |  |
Fair Value | 21,505 | 5,819
Notional Amount | $ 1,638,757 | $ 919,888

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