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Loans (Interest written off on nonaccrual loans) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Financing Receivable, Credit Quality Indicator - narrative [Line Items]
Interest written off on nonaccrual loans	$ 2,000	$ 1,671	$ 1,564
Commercial Portfolio Segment [Member]
Financing Receivable, Credit Quality Indicator - narrative [Line Items]
Interest written off on nonaccrual loans	1,972	1,475	1,296
Consumer [Member]
Financing Receivable, Credit Quality Indicator - narrative [Line Items]
Interest written off on nonaccrual loans	$ 28	$ 196	$ 268

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- Definition

Financing Receivable Accrued Interest Reversed Through Interest Income

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No definition available.

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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.

+ Details

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- Details

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- Details

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