Fair Value of Financial Instruments (Details Textual) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Fair Value of Financial Instruments (Textual) [Abstract]
Embedded Derivative, Gain (Loss) on Embedded Derivative Total	$ 1,328	$ (70)	$ 1,795	$ (139)
Level 3 [Member]
Fair Value of Financial Instruments (Textual) [Abstract]
Embedded Derivative, Gain (Loss) on Embedded Derivative Total	$ 1,328		$ 1,795
Percentage Of Invested Assets In Total Investment Portfolio Level3 Recurring	2.50%		2.50%