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Other Assets (Schedule of Significant Balances Included in Other Assets) (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Other Assets [Line Items] |  |
Investments in low income housing tax credit entities | $ 37,500 | $ 37,500
Derivative collateral | 0 | 66,207
Total | 380,485 | 447,738
Other Assets [Member] |  |
Other Assets [Line Items] |  |
Derivative assets | 109,497 | 75,867
FHLB stock | 65,466 | 52,743
Investments in small business investment and other companies | 57,946 | 46,500
Investments in low income housing tax credit entities | 32,968 | 36,297
Income tax receivable | 35,042 | 128,092
Derivative collateral | 27,852 | 66,207
Other | 51,714 | 42,032
Total | $ 380,485 | $ 447,738

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