Quarterly report pursuant to Section 13 or 15(d)

RELATED PARTY TRANSACTIONS - NARRATIVE (Detail)

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RELATED PARTY TRANSACTIONS - NARRATIVE (Detail) - Broady Health Sciences - USD ($)
1 Months Ended 3 Months Ended 9 Months Ended
Apr. 29, 2015
Feb. 28, 2013
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Soothe            
Related Party Transaction [Line Items]            
Royalty rate 2.50%          
Royalty expense     $ 700 $ 1,300 $ 2,700 $ 5,200
Number of days for termination notice 120 days          
ReStore            
Related Party Transaction [Line Items]            
Royalty rate   2.50%        
Royalty expense     $ 106,000 $ 154,000 $ 386,000 $ 410,000
Number of days for termination notice   120 days