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Commitments and Contingencies (Details) (USD $) In Millions, unless otherwise specified | 12 Months Ended | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010 | Jun. 30, 2010 Foreign Tax Authority [Member] | Dec. 31, 2012 Foreign Tax Authority [Member] | Dec. 31, 2010 Foreign Tax Authority [Member] | Jun. 02, 2012 Foreign Tax Authority [Member]
Future Minimum Rental Payments |  |  |  |  |  |  |
Operating leases minimum payments due in 2013 | $ 337 |  |  |  |  |  |
Operating leases minimum payments due in 2014 | 250 |  |  |  |  |  |
Operating leases minimum payments due in 2015 | 179 |  |  |  |  |  |
Operating leases minimum payments due in 2016 | 133 |  |  |  |  |  |
Operating leases minimum payments due in 2017 | 86 |  |  |  |  |  |
Operating leases minimum payments due - Thereafter | 350 |  |  |  |  |  |
Total minimum rental payments under operating leases | 1,335 |  |  |  |  |  |
Minimum rentals to be received under subleases | 30 |  |  |  |  |  |
Rental Expense |  |  |  |  |  |  |
Minimum rental expense | 508 | 523 | 485 |  |  |  |
Contingent rental expense | 23 | 23 | 23 |  |  |  |
Total rental expense | 531 | 546 | 508 |  |  |  |
Less sublease rental income | (2) | (2) | (3) |  |  |  |
Net rental expense | 529 | 544 | 505 |  |  |  |
Commitments and Contingencies (Textual) |  |  |  |  |  |  |
Minimum range of possible loss contingency | 0 |  |  |  |  |  |
Maximum range of possible loss contingency | 250 |  |  |  |  |  |
Profit tax rate under new tax regime |  |  |  |  | 7.00% |  |
Dividend tax rate under new tax regime |  |  |  |  | 0.00% |  |
Projected minimum annual prepayment of taxes |  |  |  |  |  |  | 10
Payment made under the settlement |  |  |  | 118 |  |  |
Gain on settlement of tax with GOA |  |  |  |  |  | 30 |
Reduction to interest expense due to settlement |  |  |  |  |  | (8) |
Income tax benefit on settlement |  |  |  |  |  | $ (20) |

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- Definition Reflects the effects of adjustments of previously recorded tax expense, significant settlements of income tax disputes, and unusual tax positions or infrequent actions taken by the entity, including tax assessment reversal, IRS tax settlement and unusual repatriation of foreign earnings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name FASB Interpretation (FIN) -Number 48 -Paragraph 10A, 10B, 10C -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name FASB Interpretation (FIN) -Number 48 -Paragraph 10 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Dividend tax rate under New tax regime. + References No definition available. + Details
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- Definition Gain on settlement of tax. + References No definition available. + Details
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- Definition Profit Tax Rate Under New Tax Regime. + References No definition available. + Details
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- Definition Projected prepayment of taxes. + References No definition available. + Details
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