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v3.23.1

Subsequent Event (Details) - USD ($) $ in Thousands | 1 Months Ended | 27 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Apr. 30, 2023 | May 09, 2023 | Mar. 31, 2023 | Dec. 31, 2022 | Feb. 24, 2021
Subsequent Event [Line Items] |  |  |  |  |
Deposits |  |  | $ 7,581,680 | $ 7,872,626 |
February 2021 Board Authorized Share Purchase Program |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Stock Repurchase Program, Authorized Amount |  |  |  |  | $ 75,000
Subsequent Event [Member] | May 2023 Board Authorized Share Purchase Program |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Stock Repurchase Program, Authorized Amount |  | $ 50,000 |  |  |
Subsequent Event [Member] | February 2021 Board Authorized Share Purchase Program |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Repurchases under stock repurchase program |  | $ 36,400 |  |  |
Subsequent Event [Member] | StoneCastle Digital Solutions, LLC |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Deposits | $ 500,000 |  |  |  |
Payments for FHLBank Advance, Investing Activities | $ 500,000 |  |  |  |

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