Accumulated Other Comprehensive Gain (Loss) (Schedule of Accumulated Other Comprehensive Income (Loss)) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Net unrealized gains and losses, beginning balance	$ (1,057)	$ 139
Other comprehensive gain (loss) before reclassifications	681	(1,196)
Amounts reclassified from accumulated other comprehensive Income	(2)
Net other comprehensive gain (loss)	679	(1,196)
Net unrealized gains and losses, ending balance	(378)	(1,057)
Parent Company [Member]
Net unrealized gains and losses, ending balance	$ (378)	$ (1,057)