Accumulated Other Comprehensive Gain (Loss) (Schedule of Accumulated Other Comprehensive Income (Loss)) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Accumulated Other Comprehensive Gain (Loss) [Abstract]
Net unrealized gains and losses, beginning balance	$ (100)	$ (1,139)	$ (378)	$ (1,057)
Other comprehensive gain (loss) before reclassifications	$ (200)	$ 244	$ 78	167
Amounts reclassified from accumulated other comprehensive Income				(5)
Net other comprehensive gain (loss)	$ (200)	$ 244	$ 78	162
Net unrealized gains and losses, ending balance	$ (300)	$ (895)	$ (300)	$ (895)