Stock-Based Compensation (Details 3) - USD ($) $ in Thousands		12 Months Ended
		Dec. 01, 2017	Dec. 02, 2016	Nov. 27, 2015
Total stock-based compensation costs [Abstract]
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits		$ 153,200	$ 71,700	$ 68,800
Option Grants and Stock Purchase Rights [Member]
Total stock-based compensation costs [Abstract]
Stock-based compensation costs	[1]	50,532	41,825	43,866
Restricted Stock and Performance Share Awards [Member]
Total stock-based compensation costs [Abstract]
Stock-based compensation costs	[1]	403,940	307,472	294,168
Cost of Revenue - Subscription [Member] | Option Grants and Stock Purchase Rights [Member]
Total stock-based compensation costs [Abstract]
Stock-based compensation costs		180	1,474	1,449
Cost of Revenue - Subscription [Member] | Restricted Stock and Performance Share Awards [Member]
Total stock-based compensation costs [Abstract]
Stock-based compensation costs		16,792	6,632	6,481
Cost of Revenue - Services and Support [Member] | Option Grants and Stock Purchase Rights [Member]
Total stock-based compensation costs [Abstract]
Stock-based compensation costs		6,661	5,514	5,185
Cost of Revenue - Services and Support [Member] | Restricted Stock and Performance Share Awards [Member]
Total stock-based compensation costs [Abstract]
Stock-based compensation costs		9,602	7,522	6,446
Research and Development [Member] | Option Grants and Stock Purchase Rights [Member]
Total stock-based compensation costs [Abstract]
Stock-based compensation costs		20,126	13,932	14,082
Research and Development [Member] | Restricted Stock and Performance Share Awards [Member]
Total stock-based compensation costs [Abstract]
Stock-based compensation costs		161,366	109,249	104,624
Sales and Marketing [Member] | Option Grants and Stock Purchase Rights [Member]
Total stock-based compensation costs [Abstract]
Stock-based compensation costs		18,592	16,534	18,360
Sales and Marketing [Member] | Restricted Stock and Performance Share Awards [Member]
Total stock-based compensation costs [Abstract]
Stock-based compensation costs		139,047	113,757	109,908
General and Administrative [Member] | Option Grants and Stock Purchase Rights [Member]
Total stock-based compensation costs [Abstract]
Stock-based compensation costs		4,973	4,371	4,790
General and Administrative [Member] | Restricted Stock and Performance Share Awards [Member]
Total stock-based compensation costs [Abstract]
Stock-based compensation costs		$ 77,133	$ 70,312	$ 66,709

[1] During fiscal 2017, 2016 and 2015, we recorded tax benefits of $153.2 million, $71.7 million and $68.8 million, respectively.