Annual report pursuant to Section 13 and 15(d)

Quarterly Financial Data (Unaudited) - Summary of Company's Unaudited Quarterly Results (Parenthetical) (Detail)

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Quarterly Financial Data (Unaudited) - Summary of Company's Unaudited Quarterly Results (Parenthetical) (Detail) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2015
Mar. 31, 2016
Mar. 31, 2015
Quarterly Financial Information Disclosure [Abstract]      
Restructuring charge $ 1,718 $ (3) $ 1,718
Restructuring charge, net of tax $ 1,164