Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Net income	$ 125,211	$ 130,353	$ 71,289
Other comprehensive income:
Unrealized holding (losses) gains on available-for-sale securities arising during the period	(86,240)	(11,109)	7,005
Tax effect	24,949	2,914	(1,847)
Net of tax	(61,291)	(8,195)	5,158
Reclassification adjustment for realized gains included in net income	0	(195)	(29)
Tax effect	0	(48)	(6)
Net of tax	0	(147)	(23)
Unrealized gains (losses) on cash flow hedges	46,181	3,593	(3,423)
Tax effect	(13,960)	(1,012)	962
Net of tax	32,221	2,581	(2,461)
Reclassification adjustment for (gains) losses arising during this period	(3,243)	1,873	1,577
Tax effect	976	(528)	(443)
Net of tax	(2,267)	1,345	1,134
Unrealized pension plan gains (losses):
Unrealized pension plan gains (losses) before reclassifications	343	0	(112)
Tax effect	12	(0)	(31)
Net of tax	331	0	(81)
Reclassification adjustment for realized losses included in net income	66	299	301
Tax effect	(20)	(84)	(84)
Net of tax	46	215	217
Total other comprehensive (loss) income	(30,960)	(4,201)	3,944
Total comprehensive income	$ 94,251	$ 126,152	$ 75,233