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Accumulated Other Comprehensive Loss - Reclassifications from Accumulated Other Comprehensive Loss (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Securities available for sale:
Net securities gains reclassified into earnings	$ (11)	$ (4)	$ (24)	$ (10)
Related income tax expense	798	611	2,203	1,629
Total reclassifications	(1,832)	(1,694)	(5,131)	(4,226)
Amount Reclassified from Accumulated Other Comprehensive Loss | Net Unrealized Gains (Losses) on Securities
Securities available for sale:
Net securities gains reclassified into earnings	(11)	(4)	(24)	(10)
Related income tax expense	4	1	8	3
Total reclassifications	$ (7)	$ (3)	$ (16)	$ (7)

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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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