Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2018	Mar. 31, 2017
Statement of Comprehensive Income [Abstract]
Net income	$ 5,812	$ 4,063
Other comprehensive income (loss):
Unrealized gains (losses) on securities available for sale	(3,734)	1,011
Tax effect	861	(354)
Reclassification adjustment for gains on sales of securities	(8)	(259)
Tax effect	2	91
Other comprehensive income (loss)	(2,879)	489
Comprehensive income	$ 2,933	$ 4,552

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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Amount before tax of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities.

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