Amount of cash outflow for realized tax benefit related to deductible compensation cost reported on the entity's tax return for equity instruments in excess of the compensation cost for those instruments recognized for financial reporting purposes.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 20
-Section 55
-Paragraph 24
-URI http://asc.fasb.org/extlink&oid=65896087&loc=d3e11374-113907

Name:	us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Summary of Significant Accounting Policies - Nature of Operations (Details)	3 Months Ended	6 Months Ended
	Jun. 30, 2016 USD ($)	Jun. 30, 2017 subsidiary	Jun. 30, 2016 USD ($)
ASU 2016-09 \| Scenario Adjustment
Nature of Operations
Excess tax (expense) benefit \| $	$ (37,000)		$ 23,000
C&F Bank
Nature of Operations
Number of wholly owned subsidiaries		5
CVB Title Services, Inc.
Nature of Operations
Number of insurance-related limited liability companies in which an ownership interest is held		2