GOODWILL AND OTHER LONG-LIVED ASSETS (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Mar. 31, 2016	Jun. 30, 2017	Jun. 30, 2016	Dec. 31, 2016
Goodwill and Intangible Assets [Line Items]
Non-cash goodwill impairment charge			$ 11,464,000
Remaining goodwill balance	$ 165,037,000		165,037,000		$ 176,062,000
Non-cash long-lived asset impairments	19,356,000	$ 0	19,356,000	$ 0
Lucky Vitamin Reporting Unit [Member]
Goodwill and Intangible Assets [Line Items]
Non-cash goodwill impairment charge			11,500,000
Remaining goodwill balance	0		0
U.S. and Canada
Goodwill and Intangible Assets [Line Items]
Non-cash goodwill impairment charge			11,464,000
Remaining goodwill balance	$ 9,251,000		9,251,000		$ 20,715,000
Non-cash long-lived asset impairments			19,400,000
U.S. and Canada | Lucky Vitamin Reporting Unit [Member]
Goodwill and Intangible Assets [Line Items]
Goodwill, percentage of fair value in excess of carrying value					20.00%
Trade Names [Member] | Lucky Vitamin Reporting Unit [Member]
Goodwill and Intangible Assets [Line Items]
Non-cash long-lived asset impairments			4,200,000
Property And Equipment [Member] | Lucky Vitamin Reporting Unit [Member]
Goodwill and Intangible Assets [Line Items]
Non-cash long-lived asset impairments			$ 3,700,000
Goodwill [Member]
Goodwill and Intangible Assets [Line Items]
Assumed period of cash flows			8 years
Weighted average cost of capital			18.00%