Accumulated Other Comprehensive Income (Schedule of Accumulated Other Comprehensive Income (Loss)) (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Accumulated Other Comprehensive Income (Loss) [Line Items]
Total accumulated other comprehensive income (loss), Beginning Balance	$ (71)	$ 316
Other comprehensive income	1,566	491
Reclassification of (gains) recognized	(18)
Total accumulated other comprehensive income (loss), Ending Balance	1,477	807
Accumulated Net Unrealized Investment Gain (Loss) [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Total accumulated other comprehensive income (loss), Beginning Balance	(71)	316
Other comprehensive income	1,566	491
Reclassification of (gains) recognized	(18)
Total accumulated other comprehensive income (loss), Ending Balance	$ 1,477	$ 807