Incentive Plans and Stock-Based Compensation - Stock Options Exercise Prices (Details) - USD ($) $ / shares in Units, $ in Thousands	6 Months Ended
	May 28, 2016	Nov. 28, 2015
$25.31 - $28.13 [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)	28.13
$31.96 - $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)	31.96
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)	2,301,397	2,422,538
Options outstanding weighted average exercise price (in dollars per share)	$ 49.50	$ 48.46
Options outstanding - intrinsic value	$ 24,539
Options outstanding - weighted average remaining life in years	6 years 6 months 20 days
Options exercisable - number (in shares)	1,576,395
Options exercisable - weighted average exercise price (in dollars per share)	$ 47.33
Options exercisable - intrinsic value	$ 19,762
Options exercisable - weighted average remaining life in years	5 years 7 months 10 days
Employee and Non-Employee Stock Options [Member] | $25.31 - $28.13 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options outstanding (in shares)	32,000
Options outstanding weighted average exercise price (in dollars per share)	$ 25.49
Options outstanding - intrinsic value	$ 1,079
Options outstanding - weighted average remaining life in years	2 years 8 months 1 day
Options exercisable - number (in shares)	32,000
Options exercisable - weighted average exercise price (in dollars per share)	$ 25.49
Options exercisable - intrinsic value	$ 1,079
Options exercisable - weighted average remaining life in years	2 years 8 months 1 day
Employee and Non-Employee Stock Options [Member] | $31.96 - $36.48 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options outstanding (in shares)	280,649
Options outstanding weighted average exercise price (in dollars per share)	$ 33.54
Options outstanding - intrinsic value	$ 7,205
Options outstanding - weighted average remaining life in years	2 years 7 months 5 days
Options exercisable - number (in shares)	280,649
Options exercisable - weighted average exercise price (in dollars per share)	$ 33.54
Options exercisable - intrinsic value	$ 7,205
Options exercisable - weighted average remaining life in years	2 years 7 months 5 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)	1,275,445
Options outstanding weighted average exercise price (in dollars per share)	$ 46.47
Options outstanding - intrinsic value	$ 16,255
Options outstanding - weighted average remaining life in years	6 years 8 months 15 days
Options exercisable - number (in shares)	906,034
Options exercisable - weighted average exercise price (in dollars per share)	$ 46.54
Options exercisable - intrinsic value	$ 11,478
Options exercisable - weighted average remaining life in years	5 years 8 months 27 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)	713,303
Options outstanding weighted average exercise price (in dollars per share)	$ 62.27
Options outstanding - intrinsic value	$ 0
Options outstanding - weighted average remaining life in years	8 years
Options exercisable - number (in shares)	357,712
Options exercisable - weighted average exercise price (in dollars per share)	$ 62.10
Options exercisable - intrinsic value	$ 0
Options exercisable - weighted average remaining life in years	7 years 10 months 19 days