Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Inventories - Additional Information (Detail)

v3.7.0.1
Inventories - Additional Information (Detail) - USD ($)
$ in Millions
Mar. 31, 2017
Mar. 31, 2016
Inventory Disclosure [Abstract]    
Finished goods inventory balance $ 29.8 $ 32.1