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Interest Expense, Net (Detail) - USD ($)
$ in Thousands
12 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Mar. 31, 2014
Interest Income (Expense), Net [Abstract]      
Interest Income $ (6) $ (6) $ (5)
Interest Expense 15,891 14,768 16,751
Interest Expense (Income) – IRS   (3,847) 641
Other Expenses 698 828 895
Interest Expense, net $ 16,583 $ 11,743 $ 18,282