Accounting for Sharebased Compensation (Tables)

12 Months Ended

Dec. 01, 2012

Share-based Compensation [Abstract]

Fair value of options granted [TableText Block]

	2012	2011	2010
Expected life (in years)	4.75	4.75	5
Weighted-average expected volatility	51.60%	52.13%	50.88%
Expected volatility range	48.79% - 51.76%	50.45% - 52.30%	50.80% - 51.60%
Risk-free interest rate	0.71%	1.87%	2.07%
Expected dividend yield	1.05%	1.31%	1.35%
Weighted-average fair value of grants	$11.52	$9.10	$8.49

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

			Weighted-
			Average
	Options		Exercise Price
Outstanding at November 27, 2010	2,820,468	$	18.25
Granted	535,873		22.11
Exercised	(538,709)		14.75
Forfeited or cancelled	(394,266)		21.87
Outstanding at December 3, 2011	2,423,366	$	19.29
Granted	548,449		28.75
Exercised	(430,000)		17.42
Forfeited or cancelled	(112,065)		22.03
Outstanding at December 1, 2012	2,429,750	$	21.63

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 November 28, 2010	111,940	365,829	477,769	$	19.17	1.7
Granted	82,492	145,038	227,530		22.38	2.2
Vested	(54,392)	(148,951)	(203,343)		21.87	-
Forfeited	(12,923)	(90,154)	(103,077)		18.59	1.1
Nonvested at December 3, 2011	127,117	271,762	398,879	$	23.18	1.0
Granted	88,536	128,427	216,963		28.64	2.2
Vested	(52,788)	(134,810)	(187,598)		24.66	-
Forfeited	(21,681)	(20,148)	(41,829)		24.78	1.6
Nonvested at December 1, 2012	141,184	245,231	386,415	$	25.41	0.9

Summary of deferred compensation units [Table Text Block]

	Non-employee
	Directors	Employees	Total
Units outstanding November 27, 2010	277,345	88,798	366,143
Participant contributions	21,406	3,457	24,863
Company match contributions1	22,996	649	23,645
Payouts	(7,187)	(15,631)	(22,818)
Units outstanding December 3, 2011	314,560	77,273	391,833
Participant contributions	15,836	3,215	19,051
Company match contributions1	20,414	599	21,013
Payouts	(12,041)	(12,425)	(24,466)
Units outstanding December 1, 2012	338,769	68,662	407,431