Fair Value Measurements (Details) (USD $)	12 Months Ended
	Nov. 29, 2013	Nov. 30, 2012
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value, Assets, Level 1 to Level 2 Transfers, Amount	$ 0
Fair Value, Assets, Level 2 to Level 1 Transfers, Amount	0
Fair Value, Liabilities, Level 1 to Level 2 Transfers, Amount	0
Fair Value, Liabilities, Level 2 to Level 1 Transfers, Amount	0
Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net	7,049,000	0
Assets:
Short-term investments	2,339,196,000	2,113,301,000
Fair Value, Measurements, Nonrecurring [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value of long-term debt	1,600,000,000
Fair Value, Measurements, Recurring [Member]
Assets:
Foreign currency derivatives	11,891,000	13,513,000
Deferred compensation plan assets	19,816,000	15,094,000
Total assets	2,919,238,000	3,366,189,000
Liabilities:
Foreign currency derivatives	1,067,000	998,000
Total liabilities	1,067,000	998,000
Fair Value, Measurements, Recurring [Member] | Corporate bonds and commercial paper [Member]
Assets:
Cash equivalents		3,998,000
Short-term investments	1,267,860,000	1,070,440,000
Fair Value, Measurements, Recurring [Member] | Foreign government securities [Member]
Assets:
Short-term investments	11,269,000	6,952,000
Fair Value, Measurements, Recurring [Member] | Money market mutual funds [Member]
Assets:
Cash equivalents	429,373,000	1,171,270,000
Fair Value, Measurements, Recurring [Member] | Marketable equity securities [Member]
Assets:
Short-term investments	720,000	244,000
Fair Value, Measurements, Recurring [Member] | Municipal securities [Member]
Assets:
Cash equivalents		3,895,000
Short-term investments	186,624,000	180,525,000
Fair Value, Measurements, Recurring [Member] | Time deposits [Member]
Assets:
Cash equivalents	104,711,000	45,118,000
Short-term investments		20,113,000
Fair Value, Measurements, Recurring [Member] | U.S. agency securities [Member]
Assets:
Short-term investments	447,945,000	504,191,000
Fair Value, Measurements, Recurring [Member] | U.S. Treasury securities [Member]
Assets:
Cash equivalents	14,251,000
Short-term investments	424,778,000	330,836,000
Fair Value, Measurements, Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1)
Assets:
Foreign currency derivatives	0	0
Deferred compensation plan assets	894,000	436,000
Total assets	535,698,000	1,217,068,000
Liabilities:
Foreign currency derivatives	0	0
Total liabilities	0	0
Fair Value, Measurements, Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) | Corporate bonds and commercial paper [Member]
Assets:
Cash equivalents		0
Short-term investments	0	0
Fair Value, Measurements, Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) | Foreign government securities [Member]
Assets:
Short-term investments	0	0
Fair Value, Measurements, Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) | Money market mutual funds [Member]
Assets:
Cash equivalents	429,373,000	1,171,270,000
Fair Value, Measurements, Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) | Marketable equity securities [Member]
Assets:
Short-term investments	720,000	244,000
Fair Value, Measurements, Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) | Municipal securities [Member]
Assets:
Cash equivalents		0
Short-term investments	0	0
Fair Value, Measurements, Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) | Time deposits [Member]
Assets:
Cash equivalents	104,711,000	45,118,000
Short-term investments		0
Fair Value, Measurements, Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. agency securities [Member]
Assets:
Short-term investments	0	0
Fair Value, Measurements, Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. Treasury securities [Member]
Assets:
Cash equivalents	0
Short-term investments	0	0
Fair Value, Measurements, Recurring [Member] | Significant Other Observable Inputs (Level 2)
Assets:
Foreign currency derivatives	11,891,000	13,513,000
Deferred compensation plan assets	18,922,000	14,658,000
Total assets	2,383,540,000	2,149,121,000
Liabilities:
Foreign currency derivatives	1,067,000	998,000
Total liabilities	1,067,000	998,000
Fair Value, Measurements, Recurring [Member] | Significant Other Observable Inputs (Level 2) | Corporate bonds and commercial paper [Member]
Assets:
Cash equivalents		3,998,000
Short-term investments	1,267,860,000	1,070,440,000
Fair Value, Measurements, Recurring [Member] | Significant Other Observable Inputs (Level 2) | Foreign government securities [Member]
Assets:
Short-term investments	11,269,000	6,952,000
Fair Value, Measurements, Recurring [Member] | Significant Other Observable Inputs (Level 2) | Money market mutual funds [Member]
Assets:
Cash equivalents	0	0
Fair Value, Measurements, Recurring [Member] | Significant Other Observable Inputs (Level 2) | Marketable equity securities [Member]
Assets:
Short-term investments	0	0
Fair Value, Measurements, Recurring [Member] | Significant Other Observable Inputs (Level 2) | Municipal securities [Member]
Assets:
Cash equivalents		3,895,000
Short-term investments	186,624,000	180,525,000
Fair Value, Measurements, Recurring [Member] | Significant Other Observable Inputs (Level 2) | Time deposits [Member]
Assets:
Cash equivalents	0	0
Short-term investments		20,113,000
Fair Value, Measurements, Recurring [Member] | Significant Other Observable Inputs (Level 2) | U.S. agency securities [Member]
Assets:
Short-term investments	447,945,000	504,191,000
Fair Value, Measurements, Recurring [Member] | Significant Other Observable Inputs (Level 2) | U.S. Treasury securities [Member]
Assets:
Cash equivalents	14,251,000
Short-term investments	424,778,000	330,836,000
Fair Value, Measurements, Recurring [Member] | Significant Unobservable Inputs (Level 3)
Assets:
Foreign currency derivatives	0	0
Deferred compensation plan assets	0	0
Total assets	0	0
Liabilities:
Foreign currency derivatives	0	0
Total liabilities	0	0
Fair Value, Measurements, Recurring [Member] | Significant Unobservable Inputs (Level 3) | Corporate bonds and commercial paper [Member]
Assets:
Cash equivalents		0
Short-term investments	0	0
Fair Value, Measurements, Recurring [Member] | Significant Unobservable Inputs (Level 3) | Foreign government securities [Member]
Assets:
Short-term investments	0	0
Fair Value, Measurements, Recurring [Member] | Significant Unobservable Inputs (Level 3) | Money market mutual funds [Member]
Assets:
Cash equivalents	0	0
Fair Value, Measurements, Recurring [Member] | Significant Unobservable Inputs (Level 3) | Marketable equity securities [Member]
Assets:
Short-term investments	0	0
Fair Value, Measurements, Recurring [Member] | Significant Unobservable Inputs (Level 3) | Municipal securities [Member]
Assets:
Cash equivalents		0
Short-term investments	0	0
Fair Value, Measurements, Recurring [Member] | Significant Unobservable Inputs (Level 3) | Time deposits [Member]
Assets:
Cash equivalents	0	0
Short-term investments		0
Fair Value, Measurements, Recurring [Member] | Significant Unobservable Inputs (Level 3) | U.S. agency securities [Member]
Assets:
Short-term investments	0	0
Fair Value, Measurements, Recurring [Member] | Significant Unobservable Inputs (Level 3) | U.S. Treasury securities [Member]
Assets:
Cash equivalents	0
Short-term investments	$ 0	$ 0