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Stockholders' Equity (Details) - USD ($) $ / shares in Units, $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Retained earnings which is available to distribute in the form of cash dividends to the Holding Company | $ 81.9 |
Purchase of treasury shares (in shares) | 1,253,725 | 436,619
Treasury Stock Acquired, Average Cost Per Share | $ 21.73 | $ 22.88
Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased | 594,462 |
Savings Bank [Member] |  |
Liquidation Account, Conversion From Mutual to Stock Form | $ 0.3 | $ 0.4

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