Derivative Financial Instruments (Details) (USD $) In Millions	Sep. 30, 2011	Dec. 31, 2010
Notional amounts of the Company's outstanding foreign currency forward contracts by currency
Notional amount of foreign currency forward contracts	$ 348
Derivative Financial Instruments (Textuals)
Estimated net amount of existing gains (losses) expected to be reclassified into income within the next 12 months	(5)
Canadian dollar [Member]
Notional amounts of the Company's outstanding foreign currency forward contracts by currency
Notional amount of foreign currency forward contracts	205
U.S. dollar [Member]
Notional amounts of the Company's outstanding foreign currency forward contracts by currency
Notional amount of foreign currency forward contracts	74
British pound [Member]
Notional amounts of the Company's outstanding foreign currency forward contracts by currency
Notional amount of foreign currency forward contracts	37
Euro [Member]
Notional amounts of the Company's outstanding foreign currency forward contracts by currency
Notional amount of foreign currency forward contracts	29
Other [Member]
Notional amounts of the Company's outstanding foreign currency forward contracts by currency
Notional amount of foreign currency forward contracts	3
Foreign currency forward contracts [Member] \| Other Current Assets [Member]
Fair values and the location of the Company's derivative instruments in the condensed consolidated balance sheets
Derivatives designated as hedging instruments	3	11
Derivatives not designated as hedging instruments	2	2
Foreign currency forward contracts [Member] \| Other Assets [Member]
Fair values and the location of the Company's derivative instruments in the condensed consolidated balance sheets
Derivatives designated as hedging instruments	5	8
Derivatives not designated as hedging instruments	1	1
Foreign currency forward contracts [Member] \| Other Current Liabilities [Member]
Fair values and the location of the Company's derivative instruments in the condensed consolidated balance sheets
Derivatives designated as hedging instruments	8	2
Derivatives not designated as hedging instruments	1	3
Foreign currency forward contracts [Member] \| Other Liabilities [Member]
Fair values and the location of the Company's derivative instruments in the condensed consolidated balance sheets
Derivatives designated as hedging instruments	2	0
Derivatives not designated as hedging instruments	0	0
Embedded derivative related to the CODES [Member] \| Other Current Assets [Member]
Fair values and the location of the Company's derivative instruments in the condensed consolidated balance sheets
Derivatives not designated as hedging instruments	0	0
Embedded derivative related to the CODES [Member] \| Other Assets [Member]
Fair values and the location of the Company's derivative instruments in the condensed consolidated balance sheets
Derivatives not designated as hedging instruments	0	0
Embedded derivative related to the CODES [Member] \| Other Current Liabilities [Member]
Fair values and the location of the Company's derivative instruments in the condensed consolidated balance sheets
Derivatives not designated as hedging instruments	0	0
Embedded derivative related to the CODES [Member] \| Other Liabilities [Member]
Fair values and the location of the Company's derivative instruments in the condensed consolidated balance sheets
Derivatives not designated as hedging instruments	0	0
Other Current Assets [Member]
Fair values and the location of the Company's derivative instruments in the condensed consolidated balance sheets
Total derivative instruments	5	13
Other Assets [Member]
Fair values and the location of the Company's derivative instruments in the condensed consolidated balance sheets
Total derivative instruments	6	9
Other Current Liabilities [Member]
Fair values and the location of the Company's derivative instruments in the condensed consolidated balance sheets
Total derivative instruments	9	5
Other Liabilities [Member]
Fair values and the location of the Company's derivative instruments in the condensed consolidated balance sheets
Total derivative instruments	$ 2	$ 0

Derivative Financial Instruments Textuals Abstract.

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- Definition

Fair value of a derivative asset (or nonderivative instrument) that is designated and qualifies as a hedging instrument, presented on a gross basis even when the derivative instrument is subject to master netting arrangements and qualifies for net presentation in the statement of financial position.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 133

-Paragraph 205G

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 133

-Paragraph 44C

-Subparagraph a

-Clause 1

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Fair value of a derivative asset that is not designated or qualifying as a hedging instrument, presented on a gross basis even when the derivative instrument is subject to master netting arrangements and qualifies for net presentation in the statement of financial position.

+ References

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Fair value of derivative asset, presented on a gross basis even when the derivative instrument is subject to master netting arrangements and qualifies for net presentation in the statement of financial position.

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Fair value of derivative liability, presented on a gross basis even when the derivative instrument is subject to master netting arrangements and qualifies for net presentation in the statement of financial position.

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- Definition

Fair value of a derivative liability (or nonderivative instrument) that is designated and qualifies as a hedging instrument, presented on a gross basis even when the derivative instrument is subject to master netting arrangements and qualifies for net presentation in the statement of financial position.

+ References

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Fair value of a derivative liability that is not designated or qualifying as a hedging instrument, presented on a gross basis even when the derivative instrument is subject to master netting arrangements and qualifies for net presentation in the statement of financial position.

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- Definition

The estimated net amount of unrealized gains (losses) on foreign currency cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 133

-Paragraph 45

-Subparagraph b(2)

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Aggregate notional amount of foreign currency exchange rate derivatives. Notional amount refers to the number of currency units specified in the foreign currency derivative contract.

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