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Fair Value Measurement - Fair Value of Financial Assets and Financial Liabilities Measured on Recurring Basis (Details) (Fair Value, Measurements, Recurring [Member], USD $)
In Millions, unless otherwise specified |
Sep. 01, 2013
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Sep. 02, 2012
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Fair Value, Inputs, Level 2 [Member]
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| Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] | ||||||||||
| Fair value of assets measured on recurring basis | $ 1,277 | $ 889 | ||||||||
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Fair Value, Inputs, Level 1 [Member]
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| Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] | ||||||||||
| Fair value of assets measured on recurring basis | 87 | 77 | ||||||||
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Money Market Funds [Member] | Fair Value, Inputs, Level 2 [Member]
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| Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] | ||||||||||
| Fair value of assets measured on recurring basis | 0 | [1] | 0 | [1] | ||||||
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Money Market Funds [Member] | Fair Value, Inputs, Level 1 [Member]
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| Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] | ||||||||||
| Fair value of assets measured on recurring basis | 87 | [1] | 77 | [1] | ||||||
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US Treasury and Government [Member] | Fair Value, Inputs, Level 2 [Member]
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| Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] | ||||||||||
| Fair value of assets measured on recurring basis | 794 | [2] | ||||||||
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US Treasury and Government [Member] | Fair Value, Inputs, Level 1 [Member]
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| Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] | ||||||||||
| Fair value of assets measured on recurring basis | 0 | [2] | ||||||||
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Government and agency securities | Fair Value, Inputs, Level 2 [Member]
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| Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] | ||||||||||
| Fair value of assets measured on recurring basis | 1,263 | [2] | ||||||||
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Government and agency securities | Fair Value, Inputs, Level 1 [Member]
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| Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] | ||||||||||
| Fair value of assets measured on recurring basis | 0 | [2] | ||||||||
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Corporate notes and bonds | Fair Value, Inputs, Level 2 [Member]
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| Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] | ||||||||||
| Fair value of assets measured on recurring basis | 9 | 54 | ||||||||
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Corporate notes and bonds | Fair Value, Inputs, Level 1 [Member]
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| Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] | ||||||||||
| Fair value of assets measured on recurring basis | 0 | 0 | ||||||||
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FDIC-Insured corporate bonds | Fair Value, Inputs, Level 2 [Member]
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| Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] | ||||||||||
| Fair value of assets measured on recurring basis | 35 | |||||||||
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FDIC-Insured corporate bonds | Fair Value, Inputs, Level 1 [Member]
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| Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] | ||||||||||
| Fair value of assets measured on recurring basis | 0 | |||||||||
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Asset-backed Securities [Member] | Fair Value, Inputs, Level 2 [Member]
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| Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] | ||||||||||
| Fair value of assets measured on recurring basis | 5 | 8 | ||||||||
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Asset-backed Securities [Member] | Fair Value, Inputs, Level 1 [Member]
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| Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] | ||||||||||
| Fair value of assets measured on recurring basis | 0 | 0 | ||||||||
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Foreign Exchange Forward [Member] | Fair Value, Inputs, Level 2 [Member]
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| Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] | ||||||||||
| Fair value of assets measured on recurring basis | 3 | [3] | 1 | [3] | ||||||
| Fair value of liabilities measured on recurring basis | (3) | [3] | (3) | [3] | ||||||
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Foreign Exchange Forward [Member] | Fair Value, Inputs, Level 1 [Member]
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| Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] | ||||||||||
| Fair value of assets measured on recurring basis | 0 | [3] | 0 | [3] | ||||||
| Fair value of liabilities measured on recurring basis | $ 0 | [3] | $ 0 | [3] | ||||||
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