Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Statement Of Income And Comprehensive Income [Abstract]
Net Income	$ 5,751	$ 4,165	$ 10,989	$ 8,172
Other Comprehensive Income (Loss)
Net unrealized holding gain (loss) on securities available for sale	5,430	(1,312)	12,389	(6,243)
Reclassification adjustment for realized gains included in net income	(422)	(106)	(866)	(260)
Other comprehensive income (loss), before tax, total	5,008	(1,418)	11,523	(6,503)
Income tax (benefit) expense related to other comprehensive income	(1,059)	302	(2,435)	1,381
Other comprehensive income (loss), net of tax	3,949	(1,116)	9,088	(5,122)
Comprehensive Income	$ 9,700	$ 3,049	$ 20,077	$ 3,050

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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