Fair Value of Financial Instruments - Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) (Fair Value, Measurements, Recurring [Member], USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Foreign Exchange Contracts [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total derivative assets (liabilities)	$ 1,832	$ 349
Stock Based Liabilities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total derivative assets (liabilities)	(12,701)	(12,462)
Redeemable Noncontrolling Shareholder Interest [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total derivative assets (liabilities)	(152,250)
Quoted Prices in Active Markets for Identical Assets Level (1) [Member] | Foreign Exchange Contracts [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total derivative assets (liabilities)
Quoted Prices in Active Markets for Identical Assets Level (1) [Member] | Stock Based Liabilities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total derivative assets (liabilities)	(12,701)	(12,462)
Quoted Prices in Active Markets for Identical Assets Level (1) [Member] | Redeemable Noncontrolling Shareholder Interest [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total derivative assets (liabilities)
Significant Other Observable Inputs Level (2) [Member] | Foreign Exchange Contracts [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total derivative assets (liabilities)	1,832	349
Significant Other Observable Inputs Level (2) [Member] | Stock Based Liabilities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total derivative assets (liabilities)
Significant Other Observable Inputs Level (2) [Member] | Redeemable Noncontrolling Shareholder Interest [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total derivative assets (liabilities)
Significant Unobservable Inputs Level (3) [Member] | Foreign Exchange Contracts [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total derivative assets (liabilities)
Significant Unobservable Inputs Level (3) [Member] | Stock Based Liabilities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total derivative assets (liabilities)
Significant Unobservable Inputs Level (3) [Member] | Redeemable Noncontrolling Shareholder Interest [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total derivative assets (liabilities)	$ (152,250)