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 - ReStore - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended
Feb. 28, 2013
Mar. 31, 2018
Mar. 31, 2017
Related Party Transaction [Line Items]      
Royalty rate 2.50%    
Royalty expense   $ 83 $ 91
Number of days for termination notice 120 days