Derivatives Financial Instruments (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2021	Dec. 31, 2020
Derivatives and other information
Changes in fair value of loan swaps	$ 0
Unpaid principal on mortgage loans held for sale	5,984	$ 6,420
Other assets
Derivatives and other information
Cash collateral	5,620	9,920
Forward sales of TBA securities \| Not designated as hedges
Derivatives and other information
Notional amount	11,250	8,000
Derivative Asset	75
Derivative Liability		47
Interest rate swaps on loans \| Cash flow hedges
Derivatives and other information
Notional amount	25,000	25,000
Derivative Liability	891	1,882
Matched interest rate swap with borrower \| Not designated as hedges
Derivatives and other information
Notional amount	84,444	84,753
Derivative Asset	4,547	8,185
Derivative Liability	294
Matched interest rate swap with counterparty \| Not designated as hedges
Derivatives and other information
Notional amount	84,444	84,753
Derivative Asset	294
Derivative Liability	4,547	8,185
IRLC \| Not designated as hedges
Derivatives and other information
Notional amount	192,458	198,632
Derivative Asset	4,026	4,582
Mortgage Banking
Derivatives and other information
IRLCs	11,390	7,670
Unpaid principal on mortgage loans held for sale	8,970	5,630
Mortgage Banking \| Best-efforts forward sales contracts
Derivatives and other information
IRLCs	181,070	190,960
Unpaid principal on mortgage loans held for sale	161,850	200,880
Mortgage loans		391,840
Mortgage Banking \| Forward sales of TBA securities
Derivatives and other information
Mortgage loans	11,250	8,000
Mortgage Banking \| Mandatory-delivery forward sales contracts
Derivatives and other information
Mortgage loans	7,620	$ 3,940
C&F Mortgage \| Best-efforts forward sales contracts
Derivatives and other information
Mortgage loans	$ 342,920

The fair value of interest rate lock commitments.

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Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

+ References

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-Publisher FASB
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Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

+ References

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- Definition

Fair value of securities pledged as collateral against derivative liabilities.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Nominal or face amount used to calculate payment on derivative.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Amount of unpaid principal balance of impaired financing receivables with related allowance for credit losses and without related allowance for credit losses.

+ References

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-Publisher FASB
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- Definition

Amount of unrealized gain (loss) related to the fair value of interest rate derivatives designated as fair value hedging instruments, as offset by the gain (loss) on the hedged item to the extent that the fair value hedge is determined to be effective.

+ References

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- Definition

Fair value portion of mortgage loans held-for-sale.

+ References

No definition available.

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