Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Net income	$ 21,394	$ 32,358	$ 46,323	$ 63,739
Other comprehensive income (loss):
Unrealized holding losses on available-for-sale securities arising during the period	(10,303)	(23,891)	(3,775)	(54,516)
Tax effect	2,955	7,616	910	15,755
Net of tax	(7,348)	(16,275)	(2,865)	(38,761)
Unrealized gains on cash flow hedges	14,425	8,284	10,064	27,284
Tax effect	(4,340)	(2,946)	(3,028)	(8,287)
Net of tax	10,085	5,338	7,036	18,997
Reclassification adjustment for realized (gains) losses on cash flow hedges	(3,953)	129	(8,220)	654
Tax effect	1,189	(37)	2,473	(184)
Net of tax	(2,764)	92	(5,747)	470
Unrealized gains on pension plan	0	0	0	2,187
Tax effect	0	0	0	(615)
Net of tax	0	0	0	1,572
Reclassification adjustment for realized losses on pension plan included in net income	74	16	148	32
Tax effect	(22)	(5)	(45)	(9)
Net of tax	52	11	103	23
Total other comprehensive income (loss)	25	(10,834)	(1,473)	(17,699)
Total comprehensive income	$ 21,419	$ 21,524	$ 44,850	$ 46,040