v2.4.0.8
Financial Assets and Liabilities Measured at Fair Value on Recurring Basis by Level within Fair Value Hierarchy (Detail) (Foreign currency forward contracts, Non-hedging derivative, USD $)
In Thousands, unless otherwise specified
Sep. 30, 2013
Prepaid expenses and other current assets
  
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]  
Derivative assets $ 0
Accounts payable and accrued expenses
  
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]  
Derivative liabilities 42
Level 1 | Prepaid expenses and other current assets
  
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]  
Derivative assets 0
Level 1 | Accounts payable and accrued expenses
  
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]  
Derivative liabilities 0
Level 2 | Prepaid expenses and other current assets
  
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]  
Derivative assets 0
Level 2 | Accounts payable and accrued expenses
  
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]  
Derivative liabilities 42
Level 3 | Prepaid expenses and other current assets
  
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]  
Derivative assets 0
Level 3 | Accounts payable and accrued expenses
  
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]  
Derivative liabilities $ 0