UNAUDITED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (Parenthetical) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
STATEMENTS OF COMPREHENSIVE INCOME
Amortization and reversal of net unrealized loss on securities transferred from available-for-sale to held-to-maturity, taxes	$ 5	$ 5	$ 26	$ 21
Reduction in (adjustment to) non-credit component of OTTI charge, taxes	4	4	8	13
Reclassification adjustment for securities sold during the period, taxes	0	0	(624)	0
Net unrealized securities gains arising during the period, tax	(79)	(24)	(64)	2
Defined benefit plan adjustments, tax	$ 216	$ 117	$ 158	$ 351