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Stockholders' Equity (Details) - USD ($) $ / shares in Units, $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Retained earnings which is available to distribute in the form of cash dividends to the Holding Company | $ 29.7 |
Purchase of treasury shares (in shares) | 786,498 | 1,253,725
Treasury stock acquired, average cost per share | $ 14.59 | $ 21.73
Stock repurchase program, remaining number of shares authorized to be repurchased | 807,964 |
Savings Bank |  |
Liquidation account, conversion from mutual to stock form | $ 0.3 | $ 0.3

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