Note 9 - Accounting for Share-based Compensation (Tables)

12 Months Ended

Dec. 02, 2023

Notes Tables

Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value [Table Text Block]

	2023			2022			2021
Expected life (in years)		5.00			5.00			5.00
Weighted-average expected volatility		35.28	%		33.35	%		32.50	%
Expected volatility range		35.09-35.69	%		33.33-34.34	%		32.48% - 32.94%
Risk-free interest rate		3.48-4.72	%		1.53-4.06	%		0.39% - 1.20%
Weighted-average expected dividend		1.20	%		0.95	%		1.26	%
Expected dividend yield range		1.13-1.22	%		0.94-1.23	%		0.92% - 1.27%
Weighted-average fair value of grants	$	22.41		$	20.91		$	13.29

Share-Based Payment Arrangement, Option, Activity [Table Text Block]

				Weighted-
				Average
	Options			Exercise Price
Outstanding at November 28, 2020		5,545,915		$	47.34
Granted		1,237,094			53.33
Exercised		(740,731	)		43.64
Forfeited or cancelled		(1,069,886	)		56.33
Outstanding at November 27, 2021		4,972,392		$	47.45
Granted		549,458			72.75
Exercised		(657,789	)		45.79
Forfeited or cancelled		(40,991	)		61.31
Outstanding at December 3, 2022		4,823,070		$	50.42
Granted		471,975			68.27
Exercised		(314,832	)		46.43
Forfeited or cancelled		(38,328	)		63.52
Outstanding at December 2, 2023		4,941,885		$	52.28

Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]

						Weighted-
				Weighted-		Average
				Average		Remaining
				Grant		Contractual
				Date Fair		Life
	Units			Value		(in Years)
Nonvested at November 28, 2020		432,349		$	46.22		0.8
Granted		356,779			54.49		3.2
Vested		(157,945	)		48.69		-
Forfeited		(78,818	)		47.79		0.8
Nonvested at November 27, 2021	$	552,365		$	50.63		1.9
Granted		179,603			67.92		3.2
Vested		(172,474	)		46.74		-
Forfeited		(68,374	)		45.83		0.1
Nonvested at December 3, 2022	$	491,120		$	58.98		0.7
Granted		187,185			63.32		2.2
Vested		(113,339	)		53.83		-
Forfeited		(36,276	)		44.48		0.2
Nonvested at December 2, 2023	$	528,690		$	62.61		0.7

Schedule of Deferred Compensation Arrangement with Individual, Share-Based Payments [Table Text Block]

	Non-employee
	Directors			Employees			Total
Units outstanding November 28, 2020		455,265			44,553			499,818
Participant contributions		13,036			10,487			23,523
Company match contributions1		20,118			1,049			21,167
Payouts		(19,895	)		(7,728	)		(27,623	)
Units outstanding November 27, 2021		468,524			48,361			516,885
Participant contributions		89,054			12,985			102,039
Company match contributions1		26,843			1,299			28,142
Payouts		(118,429	)		(6,073	)		(124,502	)
Units outstanding December 3, 2022		465,992			56,572			522,564
Participant contributions		13,187			12,219			25,406
Company match contributions1		18,899			1,222			20,121
Payouts		(102,108	)		(6,826	)		(108,934	)
Units outstanding December 2, 2023		395,970			63,187			459,157