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Consolidated Statement of Changes in Stockholders' Equity (Unaudited) (Parenthetical)	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Stock-based incentive plan, shares	1,200	1,227
Additional Paid-In Capital
Stock-based incentive plan, shares	1,200	1,227

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- Definition

Stock-based incentive plan, shares.

+ References

No definition available.

+ Details

Name:	cfbk_StockBasedIncentivePlanShares
Namespace Prefix:	cfbk_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration