Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	May. 29, 2015		May. 30, 2014
Cash flows from operating activities:
Net income	$ 232,381		$ 135,573
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, amortization and accretion	165,564		155,289
Stock-based compensation	168,860		165,798
Deferred income taxes	(25,431)		4,632
Unrealized gains on investments	(9,963)		623
Tax Benefit Realized from Exercise of Stock Options	44,721		4,832
Other non-cash items	(702)		(457)
Excess Tax Benefit from Share-based Compensation, Operating Activities	(44,739)		(4,875)
Changes in operating assets and liabilities, net of acquired assets and assumed liabilities:
Trade receivables, net	91,267		69,337
Prepaid expenses and other current assets	(27,307)		(23,977)
Trade payables	(13,763)		(7,238)
Accrued expenses	(35,598)		12,071
Accrued restructuring	(15,601)		(4,082)
Income taxes payable	60,994		11,891
Deferred revenue	63,816		99,792
Net cash provided by operating activities	654,499		619,209
Cash flows from investing activities:
Purchases of short-term investments	(679,378)		(895,758)
Maturities of short-term investments	174,139		128,661
Proceeds from sales of short-term investments	661,182		587,384
Acquisitions, net of cash acquired	(805,979)		0
Purchases of property and equipment	(71,276)		(56,591)
Purchases of long-term investments and other assets	(17,954)		(6,946)
Proceeds from sale of long-term investments	1,986		896
Net cash used for investing activities	(737,280)		(242,354)
Cash flows from financing activities:
Purchases of treasury stock	(400,000)		(350,000)
Proceeds from issuance of treasury stock	71,169		109,143
Cost of issuance of treasury stock	(161,955)		(150,095)
Excess Tax Benefit from Share-based Compensation, Financing Activities	44,739		4,875
Proceeds from debt and capital lease obligations	989,280		0
Repayment of debt and capital lease obligations	(602,189)		(8,059)
Debt issuance costs	(7,871)		0
Net cash used for financing activities	(66,827)		(394,136)
Effect of foreign currency exchange rates on cash and cash equivalents	(11,645)		(255)
Net (decrease) increase in cash and cash equivalents	(161,253)		(17,536)
Cash and cash equivalents at beginning of period	1,117,400	[1]	834,556
Cash and cash equivalents at end of period	956,147		817,020
Supplemental disclosures:
Cash paid for income taxes, net of refunds	20,208		27,532
Cash paid for interest	23,806		32,130
Non-cash investing activities:
Equity Awards Assumed For Acquisition	$ 677		$ 0

[1] The Condensed Consolidated Balance Sheet as of November 28, 2014 has been derived from the audited Consolidated Financial Statements at that date but does not include all of the information and footnotes required by generally accepted accounting principles for complete financial statements.