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	$ 22,873	$ 18,688	$ 23,618	$ 38,276
Other comprehensive income, net of tax:
OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax	1,209	6,725	13,303	14,503
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax	0	(3)	0	1
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, after Tax	(112)	(564)	(1,257)	(895)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax	(148)	(119)	(295)	(213)
Total other comprehensive income, net of tax	949	6,039	11,751	13,396
Comprehensive income	$ 23,822	$ 24,727	$ 35,369	$ 51,672