Income Taxes (Details Textual) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Income Tax Disclosure [Abstract]
Income tax expense (benefit)	$ (10)	$ 33	$ 64	$ 114
Income Taxes (Textual) [Abstract]
Unrecognized tax benefits	926		926		$ 1,400
Unrecognized tax benefits that would impact effective tax rate	427		427		469
Accrued for interest and penalties	$ 76		76		$ 99
Reduction in gross unrecognized tax benefits			$ 23