v2.4.0.6

Other Financial Instruments, Derivatives and Currency Risk - Summary of Outstanding Notes (Detail) In Millions, unless otherwise specified | 12 Months Ended
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Dec. 31, 2012 U.S. dollar denominated Senior Secured Notes Due 2018 [Member] USD ($) | Dec. 31, 2012 Floating Rate Secured Notes Due 2016 [Member] USD ($) | Dec. 31, 2012 Floating Rate Senior Secured Notes due 2013 [Member] EUR (€) | Dec. 31, 2012 Floating Rate Secured Notes 2013 [Member] USD ($) | Dec. 31, 2012 Floating Term Loan Due 2017 [Member] USD ($) | Dec. 31, 2012 Floating Term Loan Due 2017 [Member] USD ($) | Dec. 31, 2012 Floating Revolving Credit Facility Due 2017 [Member] USD ($) | Dec. 31, 2012 Floating Term Loan Due 2019 [Member] USD ($) | Dec. 31, 2012 Covenant Term Loan Due In 2020 [Member] USD ($)
Principal amount - fixed | $ 422 |  |  |  |  |  |  |  |
Principal amount - variable |  | $ 616 | € 142 | $ 58 | $ 491 | $ 494 | $ 230 | $ 471 | $ 500
Current coupon rate - fixed | 9.75% |  |  |  |  |  |  |  |
Current coupon rate - variable |  | 5.81% | 2.96% | 3.09% | 4.50% | 5.50% | 2.71% | 5.25% | 4.75%
Maturity date | 2018 | 2016 | 2013 | 2013 | 2017 | 2017 | 2017 | 2019 | 2020

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- Definition The interest rate applicable to the portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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