Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016	Mar. 31, 2017	Dec. 31, 2016
Income Tax Disclosure [Abstract]
Effective tax rate	0.00%	0.00%	0.00%	0.00%
Operating loss unavailable for carryforward					$ 1,538
Federal Jurisdiction
Operating Loss Carryforwards [Line Items]
Net operating loss carryforward						$ 84,973
State and Local Jurisdiction
Operating Loss Carryforwards [Line Items]
Net operating loss carryforward						$ 4,133