XML 85 R79.htm IDEA: XBRL DOCUMENT v3.25.3

Derivative Instruments (Schedule Of Notional Amount Of Loans Sold Through Mortgage Banking) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Derivative Instruments [Abstract]
Notional amount of loans sold	$ 12,486	$ 12,053	$ 35,683	$ 31,926

X

- Definition

Derivative, Loans Sold, Notional Amount

+ References

No definition available.

+ Details

Name:	cfbk_DerivativeLoansSoldNotionalAmount
Namespace Prefix:	cfbk_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration