Unaudited Condensed Consolidated Statements of Comprehensive Income (Parentheticals) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Unrealized holding gain on available for sale securities arising during the period on securities held at end of period, tax	$ 961	$ (1,634)	$ 2,383	$ (613)
Reclassification adjustment for prior period unrealized gain previoously reported in other comprehensive income recognized during current period, tax	65	17	70	54
Change in unfunded portion of postretirement benefit obligation, tax	$ 5	$ 8	$ 10	$ (657)