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Regulatory Matters and Stockholders' Equity (Tables)
 12 Months Ended
Dec. 31, 2021
Regulatory Matters and Stockholders' Equity [Abstract]  
Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations To be Well Capitalized under Prompt For Capital Adequacy Corrective Action Actual Purposes Provision Amount Ratio Amount Ratio Amount Ratio (Dollars in Thousands)As of December 31, 2021: Total capital (to risk-weighted assets)$ 191,469 13.66% ≥$112,117 ≥8.00% ≥$140,146 ≥10.00%Tier 1 capital (to risk-weighted assets) 175,027 12.49 ≥84,087 ≥6.00 ≥112,117 ≥8.00 Common Equity Tier 1 capital (to risk-weighted assets) 175,027 12.49 ≥63,066 ≥4.50 ≥91,095 ≥6.50 Tier 1 capital (to average assets) 175,027 8.51 ≥82,243 ≥4.00 ≥102,804 ≥5.00 As of December 31, 2020: Total capital (to risk-weighted assets)$ 172,103 12.62% ≥$109,123 ≥8.00% ≥$136,404 ≥10.00%Tier 1 capital (to risk-weighted assets) 158,953 11.65 ≥81,842 ≥6.00 ≥109,123 ≥8.00 Common Equity Tier 1 capital (to risk-weighted assets) 158,953 11.65 ≥61,382 ≥4.50 ≥88,663 ≥6.50 Tier 1 capital (to average assets) 158,953 8.71 ≥72,994 ≥4.00 ≥91,243 ≥5.00