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CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Statement Of Income and Comprehensive Income
Net income	$ 4,564	$ 4,284	$ 15,944	$ 13,023
Other comprehensive income, net of taxes:
Pension adjustment	15	14	44	41
Unrealized gain on securities, net of reclassification adjustments	9	(76)	45	39
Comprehensive income	$ 4,588	$ 4,222	$ 16,033	$ 13,103

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

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Amount, after tax and reclassification adjustment, of (increase) decrease in accumulated other comprehensive income for defined benefit plan.

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