Revenues - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017	Jan. 01, 2018
Revenues [Abstract]
Total consolidated revenues	$ 328,004	$ 313,221	$ 611,152	$ 581,128
Wholesale [Member]
Revenues [Abstract]
Total consolidated revenues	164,596		359,193
Retail [Member]
Revenues [Abstract]
Total consolidated revenues	99,477		158,983
e-Commerce [Member]
Revenues [Abstract]
Total consolidated revenues	63,931		92,976
Advance Cash Deposit [Member]
Revenues [Abstract]
Deferred revenues accrued	1,200		1,200		$ 1,300
Revenues recognized	1,400		2,200
Refund Liability [Member]
Revenues [Abstract]
Deferred revenues accrued	8,700		8,700		$ 3,400
ASU 2014-09 [Member] | Wholesale [Member]
Revenues [Abstract]
Total consolidated revenues	$ 200		$ 1,000