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Accumulated Other Comprehensive Loss - Reclassifications from Accumulated Other Comprehensive Loss (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Securities available for sale:
Net securities gains reclassified into earnings	$ (13)	$ 0	$ (13)	$ (6)
Related income tax expense	766	592	1,405	1,018
Total reclassifications	(1,756)	(1,433)	(3,299)	(2,532)
Amount Reclassified from Accumulated Other Comprehensive Loss | Net Unrealized Gains (Losses) on Securities
Securities available for sale:
Net securities gains reclassified into earnings	(13)	0	(13)	(6)
Related income tax expense	4	0	4	2
Total reclassifications	$ (9)	$ 0	$ (9)	$ (4)

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The net gain (loss) realized from the sale, exchange, redemption, or retirement of securities, not separately or otherwise categorized as trading, available-for-sale, or held-to-maturity.

+ References

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-Publisher FASB
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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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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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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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