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Equity, Other Comprehensive Income (Loss) and Earnings Per Share - Reclassification of Accumulated Other Comprehensive Loss, Net (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Net gains on calls of available for sale securities		$ 6		$ 38
Noninterest expenses - Other	$ 6,341	6,729	$ 12,487	13,775
Interest expense - Trust preferred capital notes	289	287	573	571
Income tax expense	1,882	2,436	3,469	4,723
Reclassifications from accumulated other comprehensive loss into net income
Total reclassifications into net income	7	(28)	15	(36)
Securities Available For Sale | Reclassifications from accumulated other comprehensive loss into net income
Total reclassifications into net income		5		30
Reclassification of net realized gains into net income | Reclassifications from accumulated other comprehensive loss into net income
Net gains on calls of available for sale securities		6		38
Related income tax effects | Reclassifications from accumulated other comprehensive loss into net income
Income tax expense		(1)		(8)
Defined Benefit Plan | Reclassifications from accumulated other comprehensive loss into net income
Total reclassifications into net income	5	(35)	12	(69)
Reclassification of recognized net actuarial losses into net income | Reclassifications from accumulated other comprehensive loss into net income
Noninterest expenses - Other	(10)	(61)	(19)	(121)
Amortization of prior service credit into net income | Reclassifications from accumulated other comprehensive loss into net income
Noninterest expenses - Other	17	17	34	34
Related income tax effects. | Reclassifications from accumulated other comprehensive loss into net income
Income tax expense	(2)	9	(3)	18
Cash Flow Hedges | Reclassifications from accumulated other comprehensive loss into net income
Total reclassifications into net income	2	2	3	3
Amortization of hedging gains into net income | Reclassifications from accumulated other comprehensive loss into net income
Interest expense - Trust preferred capital notes	$ 2	$ 2	4	4
Related income tax effects, | Reclassifications from accumulated other comprehensive loss into net income
Income tax expense			$ (1)	$ (1)

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Amount of realized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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

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The amount of interest incurred to a trust which has issued trust-preferred securities. In order to issue trust preferred securities, a sponsor forms a trust by investing a nominal amount of cash to purchase all of the voting common stock of the trust. The trust issues nonvoting, mandatorily redeemable preferred securities to outside investors in exchange for cash. The proceeds received from the issuance of the preferred securities, together with the cash received for issuing the common stock to the sponsor, is then loaned to the sponsor in exchange for a note which has the same terms as the trust preferred securities. Trust preferred securities possesses characteristics of both equity and debt issues and are generally issued by bank holding companies.

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