Annual report pursuant to Section 13 and 15(d)

Restructuring Charge - Additional Information (Detail)

v2.4.1.9
Restructuring Charge - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Restructuring and Related Activities [Abstract]    
Restructuring charge $ 1,718us-gaap_RestructuringAndRelatedCostIncurredCost  
Current portion of liability included in accrued compensation 1,594us-gaap_DeferredCompensationLiabilityCurrent  
Accrued compensation $ 124us-gaap_DeferredCompensationLiabilityClassifiedNoncurrent $ 158us-gaap_DeferredCompensationLiabilityClassifiedNoncurrent