Stock-Based Compensation (Details 1) (Stock Options [Member]) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended
	Mar. 01, 2013	Nov. 30, 2012	Mar. 02, 2012
Stock Options [Member]
Stock Option Activity [Rollforward]
Beginning outstanding balance	24,517	34,802	32,594
Granted, Shares	0	57
Exercised, Shares	(4,869)	(6,754)
Cancelled, Shares	(1,242)	(4,692)
Increase due to acquisition, Shares	129	1,104
Ending outstanding balance	18,535	24,517	32,594