ACCRUED LIABILITIES (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Payables and Accruals [Abstract]
Accounts payable accruals	$ 22,128	$ 20,682
Allowance for returns	17,896	15,531
Other accrued expenses	13,620	13,497
Accrued marketing expenses	13,373	12,167
Accrued compensation and other related costs	8,295	6,682
Accrued freight	3,868	5,115
Inventory received but not invoiced	828	3,048
Accrued taxes	1,463	2,639
Accrued professional expenses	1,115	954
Credit card processing fee accrual	607	776
Facility lease accruals	194	473
Total accrued liabilities	$ 83,387	$ 81,564