Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Net income	$ 86,509	$ 80,413	$ 80,389
Other comprehensive income (loss):
Changes in net unrealized gains on debt securities available for sale	(91,891)	125,519	93,936
Deferred tax benefit (expense)	27,167	(37,108)	(27,771)
Reclassification of gains included in net income	(34)	(71)	(167)
Deferred tax expense on gains included in net income	10	21	49
Changes in unrealized gains on debt securities available for sale, net of tax	(64,748)	88,361	66,047
Total Comprehensive Income	$ 21,761	$ 168,774	$ 146,436