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Borrowings (Tables) | 6 Months Ended
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Jun. 30, 2026
Debt Disclosure [Abstract] |
Schedule of Borrowings | The following table summarizes the Company’s available borrowing capacity and the related pledged collateral:
| June 30, 2026 |  | December 31, 2025
| Available Borrowing Capacity |  | Pledged Collateral(1) |  | Available Borrowing Capacity |  | Pledged Collateral(2)
FRB Discount Window | $ | 3,446,444 |  |  | $ | 4,489,394 |  |  | $ | 3,294,827 |  |  | $ | 4,245,845 |
FHLB of Des Moines | 672,819 |  |  | 843,283 |  |  | 679,361 |  |  | 861,913 |
Total | $ | 4,119,263 |  |  | $ | 5,332,677 |  |  | $ | 3,974,188 |  |  | $ | 5,107,758 |
(1) As of June 30, 2026, the Company had $4.5 billion in loans pledged under the Federal Reserve System (FRB) Discount Window, and $467.7 million in loans and $375.6 million in securities available for sale at fair value pledged to the Federal Home Loan Bank (FHLB) of Des Moines. (2) As of December 31, 2025, the Company had $4.2 billion in loans pledged under the FRB Discount Window, and $486.2 million in loans and $375.7 million in securities available for sale at fair value pledged to the FHLB of Des Moines.

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- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. + References No definition available. + Details
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