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CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Statement Of Income And Comprehensive Income [Abstract]
Net income	$ 36,220	$ 20,700	$ 29,133
Unrealized gains (losses) on securities available for sale:
Unrealized holding gains (losses) arising during the period	(298)	(934)	(787)
Reclassification of amount realized through sale of securities	(35)	56	(259)
Tax effect	13	325	372
Total other comprehensive income (loss)	(320)	(553)	(674)
Comprehensive income	$ 35,900	$ 20,147	$ 28,459

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- Definition

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

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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Amount of tax expense (benefit), after reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities. Excludes amounts related to other than temporary impairment (OTTI) loss.

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