Income Taxes (Schedule of Income Tax Rate Reconciliation) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Effective Income Tax Rate, Continuing Operations, Tax Rate Reconciliation [Abstract]
Tax expense at Federal statutory rate	$ 20,619	$ 18,724	$ 18,518
Federal statutory rate	21.00%	21.00%	21.00%
Increase (decrease) in taxes resulting from:
State income tax expense, net of federal tax benefit	$ 1,943	$ 1,995	$ 2,417
State income tax expense, net of federal income tax benefit, rate	2.00%	2.20%	2.70%
Tax-exempt income, net	$ (772)	$ (803)	$ (814)
Tax-exempt income, net, rate	(0.80%)	(0.90%)	(0.90%)
BOLI	$ (614)	$ (523)	$ (494)
BOLI, rate	(0.60%)	(0.60%)	(0.60%)
Share-based compensation	$ (159)	$ 92	$ (221)
Share-based compensation, rate	(0.20%)	0.10%	(0.30%)
Investment in low-income housing limited partnership	$ (117)	$ (118)	$ 0
Investment in low-income housing limited partnership, rate	(0.10%)	(0.10%)	0.00%
Dividends received deduction	$ (28)	$ (28)	$ (36)
Dividends received deduction, rate	0.00%	0.00%	0.00%
Federal tax credits	$ 0	$ (93)	$ (364)
Federal tax credits, rate	0.00%	(0.10%)	(0.40%)
Other	$ 445	$ 85	$ 55
Other, rate	0.40%	0.10%	0.10%
Income tax expense	$ 21,317	$ 19,331	$ 19,061
Effective tax rate	21.70%	21.70%	21.60%

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to deduction for dividend.

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Percentage of the difference, between reported income tax expense (benefit) and the expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations, that is attributable to tax exempt income, equity in earnings (loss) of an unconsolidated subsidiary, minority interest income (expense), tax holiday, disposition of a business, disposition of an asset, repatriation of foreign earnings, repatriation of foreign earnings jobs creation act of 2004, change in enacted tax rate, prior year income taxes, change in deferred tax asset valuation allowance, and other adjustments.

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Amount of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to expense for award under share-based payment arrangement. Excludes expense determined to be nondeductible upon grant or after for award under share-based payment arrangement.

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