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

12 Months Ended

Nov. 30, 2024

Notes Tables

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

	2024			2023			2022
Expected life (in years)		5.86			5.00			5.00
Weighted-average expected volatility		35.12	%		35.28	%		33.35	%
Expected volatility range		33.88-35.14	%		35.09-35.69	%		33.33-34.34	%
Risk-free interest rate		3.73-4.58	%		3.48-4.72	%		1.53-4.06	%
Weighted-average expected dividend		1.13	%		1.20	%		0.95	%
Expected dividend yield range		1.03-1.19	%		1.13-1.22	%		0.94-1.23	%
Weighted-average fair value of grants	$	28.07		$	22.41		$	20.91

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

				Weighted-
				Average
	Options			Exercise Price
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
Granted		470,748			77.77
Exercised		(746,892	)		48.10
Forfeited or cancelled		(60,637	)		64.07
Outstanding at November 30, 2024		4,605,104			55.40

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 27, 2021		552,365		$	50.63		1.9
Granted		179,603			67.92
Vested		(172,474	)		46.74
Forfeited		(68,374	)		45.83
Nonvested at December 3, 2022		491,120			58.98		0.7
Granted		187,185			63.32
Vested		(113,339	)		53.83
Forfeited		(36,276	)		44.48
Nonvested at December 2, 2023		528,690			62.61		0.7
Granted		194,689			73.34
Vested		(297,035	)		57.32
Forfeited		(15,603	)		70.61
Nonvested at November 30, 2024		410,741			71.21		0.9

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

	Non-employee
	Directors			Employees			Total
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
Participant contributions		13,103			9,309			22,412
Company match contributions1		15,236			931			16,167
Payouts		(20,691	)		(8,357	)		(29,048	)
Units outstanding November 30, 2024		403,618			65,070			468,688