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Stock-Based Incentive Compensation Plans (Stock-Based Compensation Expense Related To Employee Stock Options And Restricted Stock Units) (Details) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | |
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Mar. 31, 2012
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Apr. 02, 2011
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| Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] | ||
| Stock-based compensation expense, net of tax of $0 | $ 21 | $ 27 |
| Stock-based compensation expense, tax | 0 | |
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Cost Of Sales [Member]
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| Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] | ||
| Stock-based compensation expense, net of tax of $0 | 2 | 1 |
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Research And Development [Member]
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| Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] | ||
| Stock-based compensation expense, net of tax of $0 | 11 | 12 |
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Marketing, General, And Administrative [Member]
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| Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] | ||
| Stock-based compensation expense, net of tax of $0 | $ 8 | $ 14 |