Amount of distribution made to individual in accordance with deferred compensation arrangement.

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Value of stock issued under share-based plans to employees or officers which is the unearned portion, accounted for under the fair value method.

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Carrying amount as of the balance sheet date of assets held under deferred compensation agreements.

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Amount of stock repurchase plan authorized.

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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.

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Total cost of shares repurchased divided by the total number of shares repurchased.

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Number of shares that have been repurchased during the period and are being held in treasury.

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Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

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Shareholders' Equity (Details) - USD ($)	12 Months Ended			57 Months Ended
Shareholders' Equity (Details) - USD ($)	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2021	Oct. 15, 2021	Nov. 30, 2020	Nov. 30, 2019	Feb. 28, 2019	Mar. 31, 2017
Subsidiary, Sale of Stock [Line Items]
Deferred compensation paid to participants				$ 5,900,000
Number of shares repurchased (in shares)	106,744	1,117,208	282,000
Average price (in dollars per share)	$ 37.81	$ 28.53	$ 35.51
Value of repurchased shares	$ 4,000,000	$ 31,900,000	$ 10,000,000
Authorized repurchase amount						$ 20,000,000	$ 40,000,000	$ 25,000,000
Carolina Bank
Subsidiary, Sale of Stock [Line Items]
Deferred compensation plan	$ 1,800,000	$ 2,200,000		$ 1,800,000					$ 7,700,000
Select
Subsidiary, Sale of Stock [Line Items]
Deferred compensation, value of stock					$ 5,100,000