Quarterly report pursuant to Section 13 or 15(d)

Employee Benefit Plans - Additional Information (Detail)

v2.4.0.8
Employee Benefit Plans - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
6 Months Ended
Sep. 30, 2013
Pension Plans, Defined Benefit [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Contributions to its defined benefit pension plan $ 0
Contributions to the plan for the fiscal 2014 0
Other Postretirement Benefit Plans [Member]
 
Defined Benefit Plan Disclosure [Line Items]  
Post retirement benefit plan 2
Defined benefit plan, benefit expected to pay $ 105