Incentive Plans and Stock-Based Compensation - Stock Options Exercise Prices (Details) - USD ($) $ / shares in Units, $ in Thousands	9 Months Ended
	Aug. 27, 2016	Nov. 28, 2015
$25.31 - $36.48 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise price range, minimum (in dollars per share)	$ 25.31
Exercise price range, maximum (in dollars per share)	36.48
$42.86 - $57.74 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise price range, minimum (in dollars per share)	42.86
Exercise price range, maximum (in dollars per share)	57.74
$61.57 - $63.22 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise price range, minimum (in dollars per share)	61.57
Exercise price range, maximum (in dollars per share)	$ 63.22
Employee and Non-Employee Stock Options [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options outstanding (in shares)	1,955,378	2,422,538
Options outstanding weighted average exercise price (in dollars per share)	$ 50.47	$ 48.46
Options outstanding - intrinsic value	$ 28,986
Options outstanding - weighted average remaining life in years	6 years 6 months 33 days
Options exercisable - number (in shares)	1,267,125
Options exercisable - weighted average exercise price (in dollars per share)	$ 48.42
Options exercisable - intrinsic value	$ 21,371
Options exercisable - weighted average remaining life in years	5 years 7 months
Employee and Non-Employee Stock Options [Member] | $25.31 - $36.48 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options outstanding (in shares)	222,557
Options outstanding weighted average exercise price (in dollars per share)	$ 32.70
Options outstanding - intrinsic value	$ 7,254
Options outstanding - weighted average remaining life in years	2 years 4 months 19 days
Options exercisable - number (in shares)	222,557
Options exercisable - weighted average exercise price (in dollars per share)	$ 32.70
Options exercisable - intrinsic value	$ 7,254
Options exercisable - weighted average remaining life in years	2 years 4 months 19 days
Employee and Non-Employee Stock Options [Member] | $42.86 - $57.74 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options outstanding (in shares)	1,041,420
Options outstanding weighted average exercise price (in dollars per share)	$ 46.42
Options outstanding - intrinsic value	$ 19,649
Options outstanding - weighted average remaining life in years	6 years 8 months 15 days
Options exercisable - number (in shares)	692,134
Options exercisable - weighted average exercise price (in dollars per share)	$ 46.50
Options exercisable - intrinsic value	$ 13,003
Options exercisable - weighted average remaining life in years	5 years 6 months 15 days
Employee and Non-Employee Stock Options [Member] | $61.57 - $63.22 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options outstanding (in shares)	691,401
Options outstanding weighted average exercise price (in dollars per share)	$ 62.28
Options outstanding - intrinsic value	$ 2,083
Options outstanding - weighted average remaining life in years	7 years 8 months 33 days
Options exercisable - number (in shares)	352,434
Options exercisable - weighted average exercise price (in dollars per share)	$ 62.13
Options exercisable - intrinsic value	$ 1,114
Options exercisable - weighted average remaining life in years	7 years 7 months 27 days