Annual report pursuant to Section 13 and 15(d)

Income Taxes - Additional Information (Detail)

v3.5.0.1
Income Taxes - Additional Information (Detail) - USD ($)
$ in Thousands
12 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Mar. 31, 2014
Income Taxes [Line Items]      
Valuation allowance $ 32,026 $ 21,920 $ 35,154
Change in valuation allowance 10,106    
Unrecognized tax benefits, affect annual effective tax rate 783 905 61
Expected unrecognized Tax Benefits to decrease in next twelve months 140    
Interest/penalties (1) $ 33 $ 0
U S Federal And State Tax      
Income Taxes [Line Items]      
Net operating loss (NOL) carry-forwards 79,220    
Australia federal tax      
Income Taxes [Line Items]      
Net operating loss (NOL) carry-forwards 5,500    
Israel federal tax      
Income Taxes [Line Items]      
Net operating loss (NOL) carry-forwards $ 1,500