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Regulatory Capital Matters (Actual And Required Capital Amounts And Ratios Of CFBank) (Details) $ in Thousands | Jun. 30, 2023 USD ($) | Dec. 31, 2022 USD ($)
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Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |  |
Total Capital to risk weighted assets, Actual Amount | $ 203,915 | $ 193,294
Tier 1 (Core) Capital to risk weighted assets, Actual Amount | 187,048 | 176,828
Common equity tier 1 capital to risk-weighted assets, Actual Amount | 187,048 | 176,828
Tier 1 (Core) Capital to adjusted total assets (Leverage ratio), Actual Amount | $ 187,048 | $ 176,828
Total Capital to risk weighted assets, Actual Ratio | 0.1324 | 0.1274
Tier 1 (Core) Capital to risk weighted assets, Actual Ratio | 0.1215 | 0.1165
Common equity tier 1 capital to risk-weighted assets, Actual Ratio | 0.1215 | 0.1165
Tier 1 (Core) Capital to adjusted total assets, Actual Ratio | 0.0982 | 0.0989
Total Capital to risk weighted assets, To Be Well Capitalized Under Applicable Regulatory Capital Standards Amount | $ 153,994 | $ 151,775
Tier 1 (Core) Capital to risk weighted assets, To Be Well Capitalized Under Applicable Regulatory Capital Standards Amount | 123,195 | 121,420
Common equity tier 1 capital to risk-weighted assets, To Be Well Capitalized Under Applicable Regulatory Capital Standards Amount | 100,096 | 98,654
Tier 1 (Core) Capital to adjusted total assets, To Be Well Capitalized Under Applicable Regulatory Capital Standards Amount | $ 95,221 | $ 89,377
Total Capital to risk weighted assets, To Be Well Capitalized Under Applicable Regulatory Capital Standards Ratio | 0.1000 | 0.1000
Tier 1 (Core) Capital to risk weighted assets, To Be Well Capitalized Under Applicable Regulatory Capital Standards Ratio | 0.0800 | 0.0800
Common equity tier 1 capital to risk-weighted assets, To Be Well Capitalized Under Applicable Regulatory Capital Standards Ratio | 0.0650 | 0.0650
Tier 1 (Core) Capital to adjusted total assets, To Be Well Capitalized Under Applicable Regulatory Capital Standards Ratio | 0.0500 | 0.0500
Basel III Fully Phased-In [Member] |  |
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |  |
Total Capital to risk weighted assets, Minimum Capital Required-Basel III Amount | $ 161,693 | $ 159,364
Tier 1 (Core) Capital to risk weighted assets, Minimum Capital Required-Basel III Amount | 130,895 | 129,009
Common equity tier 1 capital to risk-weighted assets, Minimum Capital Required-Basel III Amount | 107,796 | 106,243
Tier 1 (Core) Capital to adjusted total assets, Minimum Capital Required-Basel III Amount | $ 76,176 | $ 71,502
Total Capital to risk weighted assets, Minimum Capital Required-Basel III Ratio | 0.1050 | 0.1050
Tier 1 (Core) Capital to risk weighted assets, Minimum Capital Required-Basel III Ratio | 0.0850 | 0.0850
Common equity tier 1 capital to risk-weighted assets, Minimum Capital Required-Basel III Ratio | 0.0700 | 0.0700
Tier 1 (Core) Capital to adjusted total assets, Minimum Capital Required-Basel III Ratio | 0.0400 | 0.0400

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