|
Commitments And Contingencies detail (Details) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2011
|
Dec. 31, 2010
|
Dec. 31, 2009
|
|
| Commitments and Contingencies [Abstract] | Ìý | Ìý | Ìý |
| Operating Leases, Future Minimum Payments Due, Current | $ 40 | Ìý | Ìý |
| Operating Leases, Rent Expense, Net | 46 | 38 | 36 |
| Operating Leases, Future Minimum Payments, Due in Two Years | 35 | Ìý | Ìý |
| Operating Leases, Future Minimum Payments, Due in Three Years | 25 | Ìý | Ìý |
| Operating Leases, Future Minimum Payments, Due in Four Years | 22 | Ìý | Ìý |
| Operating Leases, Future Minimum Payments, Due in Five Years | 20 | Ìý | Ìý |
| Operating Leases, Future Minimum Payments, Due Thereafter | $ 113 | Ìý | Ìý |
| X | ||||||||||
|
- Details
|
| X | ||||||||||
|
- Definition
For leases having an initial or remaining non-cancelable letter-terms in excess of one year, required rental payments due within one year of the balance sheet date relating to leases defined as operating. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
For leases having an initial or remaining non-cancelable letter-terms in excess of one year, required rental payments due within the fifth year of the balance sheet date relating to leases defined as operating. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
For leases having an initial or remaining non-cancelable letter-terms in excess of one year, required rental payments due within the fourth year of the balance sheet date relating to leases defined as operating. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
For leases having an initial or remaining non-cancelable letter-terms in excess of one year, required rental payments due within the third year of the balance sheet date relating to leases defined as operating. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
For leases having an initial or remaining non-cancelable letter-terms in excess of one year, required rental payments due within the second year of the balance sheet date relating to leases defined as operating. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
For leases having an initial or remaining non-cancelable letter-terms in excess of one year, required rental payments due after the fifth year from the balance sheet date on leases defined as operating. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|