XML 124 R113.htm IDEA: XBRL DOCUMENT v3.22.4

Commitments and Contingent Liabilities - Changes in Allowance for Indemnifications Losses (Details) - Indemnification reserve for recourse provisions - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Change in the allowance for indemnification losses
Allowance, beginning of period	$ 3,252,000	$ 3,356,000
Net reversal of provision for indemnification losses	(858,000)	(104,000)
Allowance, end of period	$ 2,394,000	$ 3,252,000

X

- Definition

Amount of expense related to estimated loss for indemnifications.

+ References

No definition available.

+ Details

Name:	cffi_ProvisionForLossOnIndemnification
Namespace Prefix:	cffi_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Amount of loss contingency liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349

Reference 2: http://www.xbrl.org/2003/role/recommendedDisclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 10
-URI https://asc.fasb.org/extlink&oid=121557415&loc=d3e14615-108349

+ Details

Name:	us-gaap_LossContingencyAccrualAtCarryingValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

+ Details

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

X

- Details

Name:	us-gaap_LossContingenciesByNatureOfContingencyAxis=us-gaap_IndemnificationGuaranteeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: