Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Statement of Comprehensive Income [Abstract]
Net Income	$ 18,034	$ 15,377	$ 19,082	$ 18,569
Other comprehensive (loss) income:
Unrealized holding gains on securities available-for-sale	551	4,691	1,965	6,550
Income tax effect	(149)	(1,267)	(531)	(1,769)
Reclassification adjustment for (gain) loss recognized in income	(554)	50	(830)	168
Income tax effect	150	(13)	225	(45)
Change in defined benefit pension plan	(1,001)	(518)	(1,707)	(847)
Income tax effect	270	140	461	228
Reclassification adjustment for amortization of net actuarial loss recognized in income	105	68	210	135
Income tax effect	(28)	(18)	(57)	(36)
Reclassification adjustment for carrying value adjustment - investment hedge recognized in income	960	332	(833)	(126)
Income tax effect	(259)	(90)	225	34
Total other comprehensive (loss) income	45	3,375	(872)	4,292
Comprehensive income	$ 18,079	$ 18,752	$ 18,210	$ 22,861

Other Comprehensive Income (Loss) Net Investment Hedge Gain (Loss) Before Reclassification Tax

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