Quarterly report pursuant to Section 13 or 15(d)

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - NARRATIVE (Details)

v3.5.0.2
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - NARRATIVE (Details)
$ in Thousands, ¥ in Millions
3 Months Ended
Mar. 31, 2016
USD ($)
Sep. 30, 2016
USD ($)
Dec. 31, 2015
USD ($)
Sep. 30, 2015
USD ($)
Sep. 30, 2015
CNY (¥)
Apr. 30, 2015
shares
Dec. 31, 2014
USD ($)
Cash and Cash Equivalents [Line Items]              
Cash and cash equivalents   $ 114,500 $ 104,914 $ 94,565     $ 44,816
Repatriation of foreign earnings $ 19,800            
Warrants, number of securities called by warrants | shares           88,087  
Bank Deposit in Anticipation of Submitting Direct Selling License Application              
Cash and Cash Equivalents [Line Items]              
Restricted cash and cash equivalents   3,000     ¥ 20    
CHINA              
Cash and Cash Equivalents [Line Items]              
Cash and cash equivalents   $ 5,800