Summary of Significant Accounting Policies - Fair Value (Details) - Recurring [Member] - USD ($) $ in Thousands	Oct. 29, 2016		Oct. 31, 2015
Other Assets
Deferred compensation investments	$ 26,916		$ 24,124
Total assets measured at fair value	3,830,182		2,976,634
Liabilities, Fair Value Disclosure, Recurring			2,843
Long-term debt
Business Combination, Contingent Consideration, Liability			3,083
Interest Rate Derivative Liabilities, at Fair Value			32,737
Total liabilities measured at fair value			38,663
Available-for-sale, amortized cost basis	3,500,000		2,600,000
Contracts in liability position	(5,788)		(3,896)
Institutional Money Market Funds [Member]
Available-for-sale:
Cash equivalents	277,595		198,853
Corporate Obligations [Member]
Available-for-sale:
Cash equivalents	415,660	[1]	609,082	[2]
Corporate Obligations [Member] | Short-term Investments [Member] | One year or less to maturity [Member]
Available-for-sale:
Short-term investments	2,518,148	[1]	1,899,374	[2]
Floating rate notes, issued at par [Member] | Short-term Investments [Member] | One year or less to maturity [Member]
Available-for-sale:
Short-term investments	29,989		99,648
Floating rate notes [Member] | Short-term Investments [Member] | One year or less to maturity [Member]
Available-for-sale:
Short-term investments	561,874	[1]	145,553	[2]
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Other Assets
Deferred compensation investments	26,916		24,124
Total assets measured at fair value	304,511		222,977
Liabilities, Fair Value Disclosure, Recurring			0
Long-term debt
Business Combination, Contingent Consideration, Liability	0
Total liabilities measured at fair value			0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Institutional Money Market Funds [Member]
Available-for-sale:
Cash equivalents	277,595		198,853
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Corporate Obligations [Member]
Available-for-sale:
Cash equivalents	0	[1]	0	[2]
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Corporate Obligations [Member] | Short-term Investments [Member] | One year or less to maturity [Member]
Available-for-sale:
Short-term investments	0	[1]	0	[2]
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Floating rate notes, issued at par [Member] | Short-term Investments [Member] | One year or less to maturity [Member]
Available-for-sale:
Short-term investments	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Floating rate notes [Member] | Short-term Investments [Member] | One year or less to maturity [Member]
Available-for-sale:
Short-term investments	0	[1]	0	[2]
Significant Other Observable Inputs (Level 2) [Member]
Other Assets
Deferred compensation investments	0		0
Total assets measured at fair value	3,525,671		2,753,657
Liabilities, Fair Value Disclosure, Recurring			0
Long-term debt
Business Combination, Contingent Consideration, Liability	5,231		3,083
Interest Rate Derivative Liabilities, at Fair Value			32,737
Total liabilities measured at fair value			35,820
Significant Other Observable Inputs (Level 2) [Member] | Institutional Money Market Funds [Member]
Available-for-sale:
Cash equivalents	0		0
Significant Other Observable Inputs (Level 2) [Member] | Corporate Obligations [Member]
Available-for-sale:
Cash equivalents	415,660	[1]	609,082	[2]
Significant Other Observable Inputs (Level 2) [Member] | Corporate Obligations [Member] | Short-term Investments [Member] | One year or less to maturity [Member]
Available-for-sale:
Short-term investments	2,518,148	[1]	1,899,374	[2]
Significant Other Observable Inputs (Level 2) [Member] | Floating rate notes, issued at par [Member] | Short-term Investments [Member] | One year or less to maturity [Member]
Available-for-sale:
Short-term investments	29,989		99,648
Significant Other Observable Inputs (Level 2) [Member] | Floating rate notes [Member] | Short-term Investments [Member] | One year or less to maturity [Member]
Available-for-sale:
Short-term investments	561,874	[1]	145,553	[2]
Unobservable Inputs (Level 3) [Member]
Other Assets
Deferred compensation investments	0		0
Total assets measured at fair value	0		0
Liabilities, Fair Value Disclosure, Recurring	7,555		2,843
Long-term debt
Business Combination, Contingent Consideration, Liability	0
Total liabilities measured at fair value			2,843
Unobservable Inputs (Level 3) [Member] | Institutional Money Market Funds [Member]
Available-for-sale:
Cash equivalents	0		0
Unobservable Inputs (Level 3) [Member] | Corporate Obligations [Member]
Available-for-sale:
Cash equivalents	0	[1]	0	[2]
Unobservable Inputs (Level 3) [Member] | Corporate Obligations [Member] | Short-term Investments [Member] | One year or less to maturity [Member]
Available-for-sale:
Short-term investments	0	[1]	0	[2]
Unobservable Inputs (Level 3) [Member] | Floating rate notes, issued at par [Member] | Short-term Investments [Member] | One year or less to maturity [Member]
Available-for-sale:
Short-term investments	0
Unobservable Inputs (Level 3) [Member] | Floating rate notes [Member] | Short-term Investments [Member] | One year or less to maturity [Member]
Available-for-sale:
Short-term investments	$ 0	[1]	$ 0	[2]

[1] The amortized cost of the Company’s investments classified as available-for-sale as of October 29, 2016 was $3.5 billion.

[2] The amortized cost of the Company’s investments classified as available-for-sale as of October 31, 2015 was $2.6 billion.