Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Operating Loss Carryforwards [Line Items]
Income tax expense (benefit)	$ 578	$ (133)	$ 1,098	$ (340)
Effective tax rate	672.10%	0.30%	(6.70%)	0.30%
Unrecognized Tax Benefits, Inclusive of Interest and Penalties	$ 2,200		$ 2,200
Interest and penalties	700		700
2029 [Member]
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	49,000		49,000
State and Local Jurisdiction [Member] | 2029 [Member]
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	21,000		21,000
Domestic Tax Authority [Member] | 2029 [Member]
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	$ 12,700		$ 12,700