Note 11 - Stock-based Compensation (Tables)

6 Months Ended

Aug. 26, 2017

Notes Tables

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

	Six Months Ended
Black-Scholes Valuation Assumptions  (1)	August 26, 2017			August 27, 2016
Weighted Average Expected Life (in years)  (2)		6.7			6.6
Weighted Average Expected Volatility  (3)		26.49	%		26.96	%
Weighted Average Risk Free Interest Rates  (4)		2.17	%		1.46	%
Expected Dividend Yield (5)		1.60	%		1.10	%

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

(Shares in thousands)	Number of Stock Options			Weighted Average Exercise Price
Options outstanding, beginning of period		3,906		$	56.48
Granted		694			37.50
Exercised		(359	)		28.33
Forfeited or expired		-			-
Options outstanding, end of period		4,241		$	55.76
Options exercisable, end of period		2,447		$	60.38

Schedule of Share-based Compensation, Restricted Stock Units Award Activity [Table Text Block]

(Shares in thousands)	Number of Restricted Shares			Weighted Average Grant-Date Fair Value
Unvested restricted stock, beginning of period		3,492		$	58.12
Granted		1,561			36.89
Vested		(693	)		59.53
Forfeited		(187	)		51.59
Unvested restricted stock, end of period		4,173		$	50.24

Share-based Compensation, Performance Shares Award Nonvested Activity [Table Text Block]

(Shares in thousands)	Number of Performance Stock Units			Weighted Average Grant-Date Fair Value
Unvested performance stock units, beginning of period		1,014		$	55.19
Granted		660			37.50
Vested		(322	)		57.28
Forfeited		-			-
Unvested performance stock units, end of period		1,352		$	46.06