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v3.23.2

Investment Securities - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Mar. 31, 2022 | Jun. 30, 2023 | Jun. 30, 2022 | Dec. 31, 2022
Debt Securities, Available-for-sale [Line Items] |  |  |  |  |  |
Federal Reserve and Federal Home Loan Bank stock | $ 46,199 |  |  | $ 46,199 |  | $ 65,067
Payments to acquire held-to-maturity securities |  |  |  | 0 | $ 283,890 |
Realized gain recognized at time of transfer |  |  |  | 0 |  |
Accrued interest on HTM securities | 3,500 |  |  | 3,500 |  | 3,500
Allowance for credit losses for held-to-maturity securities in the period |  |  |  | (1,200) |  |
Allowance for credit losses | 17 |  |  | 17 |  | 17
HTM Allowance for credit losses | $ 2,010 |  |  | $ 2,010 |  | $ 766
Debt securities as percentage of total investment securities | 100.00% |  |  | 100.00% |  |
Debt securities weighted average duration |  |  |  | 4 years 8 months 23 days |  |
Debt securities, available-for-sale, realized gain | $ 2 | $ 11 |  | $ 7 | 11 |
Debt securities, available-for-sale, realized loss | 0 | 162 |  | 26 | 187 |
Gross proceeds from sales and calls | $ 273 | $ 6,200 |  | $ 8,600 | $ 6,200 |
Holdings of securities of any one issuer | 10.00% |  |  | 10.00% |  | 10.00%
Residential mortgage-backed securities |  |  |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |  |  |
Transfer to real estate owned |  |  | $ 1,100,000 |  |  |
Payments to acquire held-to-maturity securities |  |  | 237,000 |  |  |
Unrealized loss |  |  | $ 66,200 | $ 55,300 |  |
Allowance for credit losses | $ 0 |  |  | 0 |  | $ 0
Municipal bonds |  |  |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |  |  |
Allowance for credit losses | 0 |  |  | 0 |  | 0
Corporate bonds |  |  |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |  |  |
Allowance for credit losses | 17 |  |  | 17 |  | 17
Other Assets |  |  |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |  |  |
Accrued interest on available for sale securities | 4,200 |  |  | 4,200 |  | 4,300
Collateral Pledged |  |  |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |  |  |
Debt securities, available-for-sale, restricted | $ 2,300,000 |  |  | $ 2,300,000 |  | $ 220,100

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