Accumulated Other Comprehensive Income (Components of Accumulated Other Comprehensive Income and Accumulated Other Comprehensive Income) (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Beginning balance				$ 488
Other comprehensive income:		$ 1,059	$ (1,433)	2,350	$ (984)
Ending balance		2,838		2,838
Unrealized gains on available for sale securities [Member]
Beginning balance	[1]	1,779	911	488	462
Other comprehensive income before reclassification	[1]	1,195	(1,344)	2,528	(690)
Amount reclassified from accumulated other comprehensive income	[1]	(136)	(89)	(178)	(294)
Other comprehensive income:	[1]	1,059	(1,433)	2,350	(984)
Ending balance	[1]	$ 2,838	$ (522)	$ 2,838	$ (522)

[1] All amounts are net of tax. Amounts in parentheses indicate debits.