Share-Based Compensation and Other Compensation Arrangements (Narrative) (Details) (USD $)	1 Months Ended	6 Months Ended
Feb. 22, 2011	Jun. 30, 2011
Number of options granted to our executives	5,426,910
Stock options vesting percentage after the first year		34.00%
Stock options vesting percentage after the second year		33.00%
Stock options vesting percentage after the third year		33.00%
Share based payment award options expiration term, in years		10
Share based payment award options vesting period, in years		3
Restricted Stock Units [Member]
Restricted stock units (RSUs) granted to executives	1,364,440
Restricted stock units (RSUs) granted to executives, fair value per share	71.44
Performance Awards [Member]
Performance awards granted to executives, minimum payout	0
Performance awards granted to executives, maximum payout	267,000,000

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Compensation Program Aggregate Payout Range Minimum

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Share Based Compensation Arrangement By Share Based Payment Award Options Expiration Term

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Share Based Compensation Arrangement By Share Based Payment Award Options Vesting Percentage Year One

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Share Based Compensation Arrangement By Share Based Payment Award Options Vesting Percentage Year Three

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Share Based Compensation Arrangement By Share Based Payment Award Options Vesting Percentage Year Two

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Share Based Compensation Arrangement By Share Based Payment Award Options Vesting Period

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 123R
-Paragraph A240
-Subparagraph b(2)(c)
-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 Statement of Financial Accounting Standard (FAS)
-Number 123R
-Paragraph A240
-Subparagraph c(1)
-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 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(iii)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Net number of share options (or share units) granted during the period.

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