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Currency Transaction Gains (Losses) (Detail) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 | Sep. 30, 2013
Currency Transaction Gains (Losses) [Line Items] |  |  |  |
Net transaction gains (losses) | $ 17,610 | $ 13,484 | $ 32,477 | $ 26,677
Operating income |  |  |  |
Currency Transaction Gains (Losses) [Line Items] |  |  |  |
Net transaction gains (losses) | 13,881 | 13,260 | 29,672 | 27,375
Other non-operating income (expense), net |  |  |  |
Currency Transaction Gains (Losses) [Line Items] |  |  |  |
Net transaction gains (losses) | $ 3,729 | $ 224 | $ 2,805 | $ (698)

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- Definition Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6450189&loc=d3e30690-110894 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6450222&loc=d3e30840-110895 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 20 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6450189&loc=d3e30700-110894 + Details
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