Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Income Tax Disclosure [Abstract]
Income tax benefit	$ 3	$ 945
Income tax benefit as a percentage of pre-tax loss		44.30%
Tax deficiencies recognized on stock-based compensation expense	200
Unrecognized tax benefits related to various federal and state income tax matters	300		$ 300
Tax-effected amount that would reduce the Company's effective income tax rate if recognized	$ 200		$ 200