XML 53 R37.htm IDEA: XBRL DOCUMENT
v3.19.1

Foreclosed Assets (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2018
Foreclosed Assets [Abstract] |
Foreclosed Assets |
﻿ |  |  |  |  |
﻿ | 2018 |  | 2017
﻿Single-family residential | $ | 38 |  | $ | -
﻿Valuation allowance |  | - |  |  | -
﻿ Total | $ | 38 |  | $ | -
﻿
Expenses Related To Foreclosed Assets |
﻿ |  |  |  |  |
﻿ | 2018 |  | 2017
﻿Net loss (gain) on sales | $ | - |  | $ | 7
﻿Operating expenses, net of rental income |  | 6 |  |  | 11
﻿ | $ | 6 |  | $ | 18
﻿

X
- Definition Foreclosed assets including real estate. + References No definition available. + Details
Name: | cfbk_ForeclosedAssetsIncludingRealEstateTableTextBlock
Namespace Prefix: | cfbk_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Schedule of expenses related to foreclosed assets. + References No definition available. + Details
Name: | cfbk_ScheduleOfExpensesRelatedToForeclosedAssetsTableTextBlock
Namespace Prefix: | cfbk_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_ForeclosedAssetsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration