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Regulatory Capital Matters (Actual And Required Capital Amounts And Ratios Of CFBank) (Details) - USD ($) $ in Thousands | Sep. 30, 2018 | Dec. 31, 2017
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Regulatory Capital Matters [Abstract] |  |
Total Capital to risk weighted assets, Actual Amount | $ 59,974 | $ 48,271
Tier 1 (Core) Capital to risk weighted assets, Actual Amount | 53,740 | 43,179
Common equity Tier 1 Capital to risk weighted assets, Actual Amount | 53,740 | 43,179
Tier 1 (Core) Capital to adjusted total assets (Leverage Ratio), Actual Amount | $ 53,740 | $ 43,179
Total Capital to risk weighted assets, Actual Ratio | 12.05% | 11.91%
Tier 1 (Core) Capital to risk weighted assets, Actual Ratio | 10.80% | 10.65%
Common equity Tier 1 Capital to risk weighted assets, Actual Ratio | 10.80% | 10.65%
Tier 1 (Core) Capital to adjusted total assets, Actual Ratio | 9.41% | 9.37%
Total Capital to risk weighted assets, Phase-In Schedule Amount | $ 49,184 | $ 37,492
Tier 1 (Core) Capital to risk weighted assets, Phase-In Schedule Amount | 39,228 | 29,386
Common equity Tier 1 (Core) Capital to risk weighted assets, Phase-In Schedule Amount | 31,761 | 23,306
Tier 1 (Core) Capital to adjusted total assets, Phase-In Schedule Amount | $ 22,832 | $ 18,432
Total Capital to risk weighted assets, Phase-In Schedule Ratio | 9.88% | 9.25%
Tier 1 (Core) Capital to risk weighted assets, Phase-In Schedule Ratio | 7.88% | 7.25%
Common equity Tier 1 (Core) Capital to risk weighted assets, Phase-In Schedule Ratio | 6.38% | 5.75%
Tier 1 (Core) Capital to adjusted total assets, Phase-In Schedule Ratio | 4.00% | 4.00%
Total Capital to risk weighted assets, Fully Phased-In Amount | $ 52,271 | $ 42,559
Tier 1 (Core) Capital to risk weighted assets, Fully Phased-In Amount | 42,314 | 34,452
Common equity Tier 1 (Core) Capital to risk weighted assets, Fully Phased-In Amount | 34,847 | 28,372
Tier 1 (Core) Capital to adjusted total assets, Fully Phased-In Amount | $ 22,832 | $ 18,432
Total Capital to risk weighted assets, Fully Phased-In Ratio | 10.50% | 10.50%
Tier 1 (Core) Capital to risk weighted assets, Fully Phased-In Ratio | 8.50% | 8.50%
Common equity Tier 1 (Core) Capital to risk weighted assets, Fully Phased-In Ratio | 7.00% | 7.00%
Tier 1 (Core) Capital to adjusted total assets, Fully Phased-In Ratio | 4.00% | 4.00%
Capital Required to be Well Capitalized, Amount | $ 49,782 | $ 40,532
Tier One Risk Based Capital Required to be Well Capitalized | 39,826 | 32,426
Common equity Tier One Risk Based Capital Required to be Well Capitalized | 32,358 | 26,346
Tier One Leverage Capital Required to be Well Capitalized | $ 28,540 | $ 23,040
Capital Required to be Well Capitalized to Risk Weighted Assets | 10.00% | 10.00%
Tier One Risk Based Capital Required to be Well Capitalized to Risk Weighted Assets | 8.00% | 8.00%
Common equity Tier One Risk Based Capital Required to be Well Capitalized to Risk Weighted Assets | 6.50% | 6.50%
Tier One Leverage Capital Required to be Well Capitalized to Average Assets | 5.00% | 5.00%

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- Definition The amount of total capital as defined in the regulations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 948 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6490092&loc=d3e47304-110998 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1H -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84167132&loc=d3e65071-112826 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 948 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=6490092&loc=d3e47080-110998 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1H -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=84167132&loc=d3e65071-112826 + Details
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- Definition The amount of Total Capital required to be categorized as well as capitalized under the regulatory framework for prompt corrective action. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=84167132&loc=SL5958568-112826 + Details
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