Stock-Based Compensation (Details 5) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Aug. 29, 2014	Aug. 30, 2013	Aug. 29, 2014	Aug. 30, 2013
Option Grants and Stock Purchase Rights [Member]
Total stock-based compensation costs [Abstract]
Stock-based compensation costs	$ 11,847	$ 12,519	$ 35,113	$ 42,057
Restricted Stock and Performance Share Awards [Member]
Total stock-based compensation costs [Abstract]
Stock-based compensation costs	71,166	68,505	213,698	202,033
Cost of Subscription Revenue [Member] | Option Grants and Stock Purchase Rights [Member]
Total stock-based compensation costs [Abstract]
Stock-based compensation costs	458	380	1,424	1,463
Cost of Subscription Revenue [Member] | Restricted Stock and Performance Share Awards [Member]
Total stock-based compensation costs [Abstract]
Stock-based compensation costs	1,451	1,245	4,261	3,489
Cost of Service and Support Revenue [Member] | Option Grants and Stock Purchase Rights [Member]
Total stock-based compensation costs [Abstract]
Stock-based compensation costs	1,064	878	2,759	2,559
Cost of Service and Support Revenue [Member] | Restricted Stock and Performance Share Awards [Member]
Total stock-based compensation costs [Abstract]
Stock-based compensation costs	1,666	2,609	4,886	7,419
Research and Development Expense [Member] | Option Grants and Stock Purchase Rights [Member]
Total stock-based compensation costs [Abstract]
Stock-based compensation costs	4,151	4,786	12,397	15,340
Research and Development Expense [Member] | Restricted Stock and Performance Share Awards [Member]
Total stock-based compensation costs [Abstract]
Stock-based compensation costs	26,100	25,736	78,567	74,677
Sales and Marketing [Member] | Option Grants and Stock Purchase Rights [Member]
Total stock-based compensation costs [Abstract]
Stock-based compensation costs	4,492	4,617	13,571	16,177
Sales and Marketing [Member] | Restricted Stock and Performance Share Awards [Member]
Total stock-based compensation costs [Abstract]
Stock-based compensation costs	25,447	24,309	76,541	72,087
General and Administrative [Member] | Option Grants and Stock Purchase Rights [Member]
Total stock-based compensation costs [Abstract]
Stock-based compensation costs	1,682	1,858	4,962	6,518
General and Administrative [Member] | Restricted Stock and Performance Share Awards [Member]
Total stock-based compensation costs [Abstract]
Stock-based compensation costs	$ 16,502	$ 14,606	$ 49,443	$ 44,361