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Commitments (Details 3) (USD $)
In Millions, unless otherwise specified |
Nov. 30, 2011
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| Capital Leases Future Minimum Payments Due [Abstract] | |
| 2012 (remainder) | $ 15 |
| 2013 | 120 |
| 2014 | 2 |
| 2015 | 2 |
| 2016 | 1 |
| Thereafter | 13 |
| Total | 153 |
| Less amount representing interest | 13 |
| Present value of net minimum lease payments | $ 140 |
| X | ||||||||||
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- Definition
The total of contractually required rental payments on leases meeting the criteria for capitalization. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Contractually required rental payments on leases meeting the criteria for capitalization, due within one year of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Contractually required rental payments on leases meeting the criteria for capitalization, due within the fifth year from the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Contractually required rental payments on leases meeting the criteria for capitalization, due within the fourth year from the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Contractually required rental payments on leases meeting the criteria for capitalization, due within the third year from the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Contractually required rental payments on leases meeting the criteria for capitalization, due within the second year from the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Contractually required rental payments due on leases meeting the criteria for capitalization, after the fifth year from the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount necessary to reduce net minimum lease payments to present value calculated at the lesser of the interest rate implicit in the lease (if known) or the entity's incremental borrowing rate (as defined) at inception of the lease. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The discounted value of future cash flows under leases meeting the criteria for capitalization. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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