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Regulatory Requirements And Capital Ratios (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
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Parent Company |  |
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |  |
Cash balance | $ 63,988 | $ 54,597
City National |  |
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |  |
Dividends Available Without Regulatory Approval | $ 53,300 |

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