Consolidated Statements of Comprehensive Income (Parenthetical) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Consolidated Statements of Comprehensive Income (Parenthetical) [Abstract]
Unrealized gains (losses) arising during the period on available for sale securities, tax	$ 40	$ 147	$ 1,171	$ (1,334)
Reclassification adjustment for net gain on sales of available for sale securities included in net income, tax	0	(37)	(51)	(75)
Change in defined benefit plans, tax	$ 3	$ 2	$ 6	$ 7