Income Taxes (Details) - USD ($) $ in Thousands		3 Months Ended
	Dec. 12, 2016	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Income Tax Disclosure [Abstract]
Benefit for corporate income taxes		$ (199)	$ (817)
Effective income tax rate		6.00%	11.00%
Deferred tax liability, net		$ 61		$ 61
Unrecognized tax benefits		$ 1,154
Proposed tax assessment 2006 to 2009	$ 4,722
Interest portion of the proposed tax assessment 2006 to 2009	$ 2,044