XML 110 R90.htm IDEA: XBRL DOCUMENT v2.4.1.9
Derivative Instruments - Forward Contract Amounts Recorded in Consolidated Balance Sheet (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Derivatives, Fair Value [Line Items]    
Total Assets $ 9,318us-gaap_DerivativeFairValueOfDerivativeAsset $ 0us-gaap_DerivativeFairValueOfDerivativeAsset
Total Liabilities 0us-gaap_DerivativeFairValueOfDerivativeLiability 2,743us-gaap_DerivativeFairValueOfDerivativeLiability
Prepaid Expenses and Other Current Assets [Member]    
Derivatives, Fair Value [Line Items]    
Total Assets 9,318us-gaap_DerivativeFairValueOfDerivativeAsset
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember
0us-gaap_DerivativeFairValueOfDerivativeAsset
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember
Accrued Liabilities [Member]    
Derivatives, Fair Value [Line Items]    
Total Liabilities $ 0us-gaap_DerivativeFairValueOfDerivativeLiability
/ us-gaap_InformationByFinancialStatementLineItemAxis
= us-gaap_AccruedLiabilitiesMember
$ 2,743us-gaap_DerivativeFairValueOfDerivativeLiability
/ us-gaap_InformationByFinancialStatementLineItemAxis
= us-gaap_AccruedLiabilitiesMember