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v3.23.2

Short-Term Borrowings - Components and Selected Information (Details) - USD ($) $ in Thousands | 6 Months Ended |
--- | --- | ---
Jun. 30, 2023 | Dec. 31, 2022
Short-term borrowings |  |
Short-term borrowings |  | $ 75,000
Long-term borrowings | $ 500,000 | 0
Federal Home Loan Bank |  |
Short-term borrowings |  |
Borrowing capacity | 2,900,000 | 2,500,000
Federal Reserve Bank Advances [Member] |  |
Short-term borrowings |  |
Borrowing capacity | 3,800,000 | 1,200,000
Federal Funds Purchased [Member] |  |
Short-term borrowings |  |
Short-term borrowings |  | $ 75,000
Annual interest rate |  | 4.35%
Highest month-end balance | 150,000 |
Average outstanding balance | $ 34,779 |
Weighted-average interest rate paid (as a percent) | 4.45% |
Federal Home Loan Bank |  |
Short-term borrowings |  |
Short-term borrowings | $ 0 |
Highest month-end balance | 400,000 |
Average outstanding balance | $ 208,702 |
Weighted-average interest rate paid (as a percent) | 5.14% |

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