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FHLB Advances, Other Borrowings and Subordinated Notes - Schedule of FHLB Advances, Other Borrowings and Subordinated Notes (Details) - USD ($) $ in Thousands | Jun. 30, 2025 | Dec. 31, 2024 | Jun. 30, 2024
--- | --- | --- | ---
Debt Disclosure [Abstract] |  |  |
FHLB advances | $ 3,151,309 | $ 3,151,309 | $ 3,176,309
Other borrowings: |  |  |
Notes payable | 128,500 | 142,763 | 157,024
Secured borrowings | 440,558 | 334,934 | 391,395
Other | 56,334 | 57,106 | 58,160
Total other borrowings | 625,392 | 534,803 | 606,579
Subordinated notes | 298,458 | 298,283 | 298,113
Total FHLB advances, other borrowings and subordinated notes | $ 4,075,159 | $ 3,984,395 | $ 4,081,001

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