Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Net income	$ 66,067	$ 55,517	$ 38,043
Other comprehensive income:
Change in unrealized gain (loss) on AFS debt securities	8,172	(3,865)	(1,252)
Change in fair value of derivatives used in cashflow hedge	(567)	220	321
Minimum pension liability adjustment	(207)	219	(79)
Reclassification adjustment for net gain (loss) on AFS debt securities recognized in earnings	0	0	232
Total other comprehensive income (loss) before income tax expense	7,398	(3,426)	(778)
Tax effect	1,579	(720)	(347)
Total other comprehensive income (loss), net of tax	5,819	(2,706)	(431)
Comprehensive income	$ 71,886	$ 52,811	$ 37,612