Annual report pursuant to Section 13 and 15(d)

Restructuring Charge - Summary of Reconciliation of Changes in Restructuring Reserve (Detail)

v3.6.0.2
Restructuring Charge - Summary of Reconciliation of Changes in Restructuring Reserve (Detail) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2015
Mar. 31, 2016
Mar. 31, 2015
Restructuring And Related Activities [Abstract]      
Balance at beginning of year   $ 1,718  
(Income) expense for restructuring $ 1,718 (3) $ 1,718
Amounts paid for restructuring   (1,641)  
Balance at end of year $ 1,718 $ 74 $ 1,718