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	$ 8,303	$ 8,829	$ 16,110	$ 17,724
Unrealized gains on securities:
Unrealized holding gain arising during period	4,037	9,324	14,939	15,491
Less: reclassification adjustment for (gains) losses included in net income	(390)	(22)	(390)	(28)
Other comprehensive income, before tax	3,647	9,302	14,549	15,463
Income tax expense related to items of other comprehensive income, net of tax	(1,078)	(2,750)	(4,302)	(4,571)
Other comprehensive income	2,569	6,552	10,247	10,892
Comprehensive income	$ 10,872	$ 15,381	$ 26,357	$ 28,616