Accounting for Sharebased Compensation (Tables)

12 Months Ended

Nov. 29, 2014

Share-based Compensation [Abstract]

Fair value of options granted [TableText Block]

	2014	2013	2012
Expected life (in years)	4.75	4.75	4.75
Weighted-average expected volatility	33.83%	47.28%	51.60%
Expected volatility range	31.61% - 37.06%	39.25% - 48.02%	48.79% - 51.76%
Risk-free interest rate	1.52%	0.77%	0.71%
Expected dividend yield	0.85%	0.87%	1.05%
Weighted-average fair value of grants	$13.82	$15.05	$11.52

Schedule of Share-based compensation stock options activity [TableText Block]

			Weighted-
			Average
	Options		Exercise Price
Outstanding at December 1, 2012	2,429,750	$	21.63
Granted	493,173		40.07
Exercised	(462,427)		19.23
Forfeited or cancelled	(30,535)		28.57
Outstanding at November 30, 2013	2,429,961	$	25.74
Granted	477,606		48.06
Exercised	(330,179)		20.75
Forfeited or cancelled	(42,915)		38.59
Outstanding at November 29, 2014	2,534,473	$	30.39

Summary of nonvested restricted stock [Table Text Block]

						Weighted-
					Weighted-	Average
					Average	Remaining
					Grant	Contractual
					Date Fair	Life
	Units	Shares	Total		Value	(in Years)
Nonvested at December 1, 2012	141,184	245,231	386,415	$	25.41	0.9
Granted	62,701	186,352	249,053		39.66	1.7
Vested	(66,446)	(113,411)	(179,857)		37.85	-
Forfeited	(2,208)	(5,727)	(7,935)		32.17	1.4
Nonvested at November 30, 2013	135,231	312,445	447,676	$	33.76	1.2
Granted	126,536	-	126,536		48.84	1.2
Vested	(68,293)	(114,044)	(182,337)		48.16	-
Forfeited	(4,813)	(9,779)	(14,592)		37.80	1.1
Nonvested at November 29, 2014	188,661	188,622	377,283	$	40.70	1.0

Summary of deferred compensation units [Table Text Block]

	Non-employee
	Directors	Employees	Total
Units outstanding December 1, 2012	338,769	68,662	407,431
Participant contributions	14,145	2,299	16,444
Company match contributions1	14,802	256	15,058
Payouts	(55,036)	(9,929)	(64,965)
Units outstanding November 30, 2013	312,680	61,288	373,968
Participant contributions	14,347	4,429	18,776
Company match contributions1	16,613	492	17,105
Payouts	(1,093)	(13,906)	(14,999)
Units outstanding November 29, 2014	342,547	52,303	394,850