Intangible Assets - Schedule of Changes in Intangible Assets (Details) - USD ($) $ in Thousands		12 Months Ended
	Feb. 02, 2017	Dec. 31, 2018	Dec. 31, 2017
Goodwill and Intangible Assets Disclosure [Abstract]
Intangible Assets, Beginning balance		$ 8,200
Amortization	$ (10,100)	(1,900)	$ (1,900)
Impairment charges		(6,300)	(2,700)
Intangible Assets, Ending balance			$ 8,200