Note 8 - Accounting for Share-based Compensation (Tables)

6 Months Ended

Jun. 02, 2018

Notes Tables

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

	Three Months Ended						Six Months Ended
	June 2, 2018			June 3, 2017			June 2, 2018			June 3, 2017
Expected life (in years)	4.75			4.75			4.75			4.75
Weighted-average expected volatility	23.56%			24.32%			23.30%			24.85%
Expected volatility	23.42%	-	23.58%	24.31%	-	24.33%	23.18%	-	23.58%	24.31%	-	24.88%
Risk-free interest rate	2.54%	-	2.90%	1.81%			2.38%	-	2.90%	1.89%
Expected dividend yield	1.21%			1.11%			1.14%			1.12%
Weighted-average fair value of grants	$11.35			$10.90			$11.37			$10.81

Share-based Compensation, Stock Options, Activity [Table Text Block]

				Average
	Options			Exercise Price
Outstanding at December 2, 2017		3,860,764		$	42.28
Granted		794,984			53.06
Exercised		(80,225	)		29.75
Forfeited or cancelled		(5,725	)		43.58
Outstanding at June 2, 2018		4,569,798		$	44.38

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 December 2, 2017	462,241	$	44.80	1.0
Granted	141,236		51.30	2.7
Vested	(184,666)		43.48	-
Forfeited	(2,501)		46.48	1.5
Nonvested at June 2, 2018	416,310	$	47.58	1.4

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

	Non-employee
	Directors	Employees	Total
Units outstanding December 2, 2017	443,570	31,606	475,176
Participant contributions	8,058	5,352	13,410
Company match contributions	806	535	1,341
Payouts	-	(5,559)	(5,559)
Units outstanding June 2, 2018	452,434	31,934	484,368