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Borrowings- Statutory Trusts (Details) - Trust Preferred Securities Subject to Mandatory Redemption - USD ($) $ in Thousands		12 Months Ended
	Oct. 01, 2013	Dec. 31, 2019	Dec. 31, 2007
Long-term borrowings
Securities issued			$ 25,000
Common Stock
Long-term borrowings
Securities issued		$ 775
Private Placement
Long-term borrowings
Securities issued		$ 25,000
London Interbank Offered Rate (LIBOR) | Minimum
Long-term borrowings
Variable rate, basis spread (as a percent)		1.57%
London Interbank Offered Rate (LIBOR) | Maximum
Long-term borrowings
Variable rate, basis spread (as a percent)		3.15%
CVBK Trust I
Long-term borrowings
Securities issued		$ 5,000
Interest rate (as a percent)		4.64%
Principal asset of Trust, notes receivable from reporting entity		$ 5,160
Fair value adjustment	$ 716	$ 494
Capital Securities, Accretion Period		20 years
C&F Financial Statutory Trust I
Long-term borrowings
Securities issued		$ 10,000
Interest rate (as a percent)		3.32%
Principal asset of Trust, notes receivable from reporting entity		$ 10,310
CF Financial Statutory Trust II
Long-term borrowings
Securities issued		$ 10,000
Interest rate (as a percent)		5.10%
Principal asset of Trust, notes receivable from reporting entity		$ 10,310

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