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Stock-Based Compensation (Tables)

12 Months Ended

May 31, 2014

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of Pre-Tax Compensation Expense and Related Tax Benefits

Pre-tax compensation expense and the related income tax benefit for all types of stock-based programs was as follows for the periods indicated:

(In millions)		May 31, 2014				June 1, 2013				June 2, 2012
Employee stock purchase program		$	0.3			$	0.3			$	0.3
Stock option plans		2.3				3.6				2.8
Restricted stock grants		0.2				0.3				0.5
Restricted stock units		5.2				3.2				2.4
Performance share units		3.0				0.7				—
Total		$	11.0			$	8.1			$	6.0
Tax benefit		$	4.0			$	2.9			$	2.1

Schedule of Fair Value of Employee Stock Options

The company estimated the fair value of employee stock options on the date of grant using the Black-Scholes model. In determining these values, the following weighted-average assumptions were used for the options granted during the fiscal years indicated.

		2014				2013				2012
Risk-free interest rates (1)		1.62		%		0.77		%		1.75		%
Expected term of options (2)		5.5 years				5.5 years				5.5 years
Expected volatility (3)		46		%		47		%		42		%
Dividend yield (4)		1.74		%		1.98		%		0.34		%
Weighted-average grant-date fair value of stock options:
Granted with exercise prices equal to the fair market value of the stock on the date of grant		$	10.68			$	6.52			$	10.15

Schedule of Stock Option Plan Transactions

The following is a summary of the transactions under the company's stock option plans:

		Shares Under Option			Weighted-Average Exercise Prices				Weighted-Average Remaining Contractual Term (Years)		Aggregate Intrinsic Value (In millions)
Outstanding at May 28, 2011		2,578,590			$	24.62			5.5		$	6.6
Granted at market		365,141			$	25.75
Exercised		(215,524	)		$	19.74
Forfeited or expired		(398,958	)		$	25.76
Outstanding at June 2, 2012		2,329,249			$	25.06			5.7		$	0.9
Granted at market		499,870			$	18.17
Exercised		(297,255	)		$	17.49
Forfeited or expired		(120,490	)		$	24.56
Outstanding at June 1, 2013		2,411,374			$	24.59			5.7		$	11.2
Granted at market		46,829			$	28.74
Exercised		(821,050	)		$	22.97
Forfeited or expired		(40,169	)		$	27.47
Outstanding at May 31, 2014		1,596,984			$	25.47			4.7		$	9.9
Ending vested + expected to vest		1,588,824			$	25.49			4.6		$	9.8
Exercisable at end of period		1,122,446			$	27.35			3.3		$	5.1

Schedule of Outstanding Stock Options

The following is a summary of stock options outstanding at May 31, 2014:

		Outstanding Stock Options									Exercisable Stock Options
Range of Exercise Price		Shares			Weighted-Average Remaining Contractual Term (Years)		Weighted-Average Exercise Prices				Shares			Weighted-Average Exercise Prices
$12.33-18.17		553,690			7.1		$	17.18			238,880			$	15.87
$25.06-30.54		627,041			4.3		$	27.90			467,313			$	28.33
$31.84-38.13		416,253			2.0		$	32.85			416,253			$	32.85
		1,596,984			4.7		$	25.47			1,122,446			$	27.35

Schedule of Restricted Stock Grants

The company recognizes the related compensation expense on a straight-line basis over the requisite service period. A summary of shares subject to restrictions are as follows:

		2014							2013							2012
		Shares			Weighted Average Grant-Date Fair Value				Shares			Weighted Average Grant-Date Fair Value				Shares			Weighted Average Grant-Date Fair Value
Outstanding, at beginning of year		67,474			$	20.45			83,331			$	19.49			70,595			$	18.44
Granted		—			$	—			—			$	—			24,323			$	21.46
Vested		(3,440	)		$	15.82			(14,357	)		$	15.06			(7,787	)		$	17.56
Forfeited or expired		(2,000	)		$	21.98			(1,500	)		$	18.71			(3,800	)		$	16.44
Outstanding, at end of year		62,034			$	20.66			67,474			$	20.45			83,331			$	19.49

Schedule of Restricted Stock Unit (RSU) Activity

The following is a summary of restricted stock unit transactions for the fiscal years indicated:

	Share Units			Weighted Average Grant-Date Fair Value				Aggregate Intrinsic Value in Millions				Weighted-Average Remaining Contractual Term (Years)
Outstanding at May 28, 2011	285,101			$	21.72			$	6.9			1.5
Granted	125,589			$	25.72
Forfeited	(10,483	)		$	25.13
Released	(78,484	)		$	26.56
Outstanding at June 2, 2012	321,723			$	21.06			$	5.7			1.4
Ending vested + expected to vest	308,645							$	5.4			1.4
Outstanding at June 2, 2012	321,723			$	21.06			$	5.7			1.4
Granted	341,534			$	20.49
Forfeited	(66,368	)		$	19.00
Released	(17,569	)		$	16.14
Outstanding at June 1, 2013	579,320			$	21.35			$	16.0			1.7
Ending vested + expected to vest	547,093							$	15.0			1.6
Outstanding at June 1, 2013	579,320			$	21.35			$	16.0			1.7
Granted	142,004			$	28.55
Forfeited	(10,124	)		$	22.94
Released	(145,094	)		$	20.30
Outstanding at May 31, 2014	566,106			$	23.31			$	17.2			1.5
Ending vested + expected to vest	550,322							$	16.0			1.5

Schedule of Performance-based Stock Units (PSU) Activity

The following is a summary of performance share unit transactions for the fiscal years indicated:

	Share Units			Weighted Average Grant-Date Fair Value				Aggregate Intrinsic Value in Millions				Weighted-Average Remaining Contractual Term (Years)
Outstanding at May 28, 2011	90,380			$	25.52			$	—			0.2
Granted	—			$	—
Forfeited	(90,380	)		$	25.52
Outstanding at June 2, 2012	—			$	—			$	—			0.0
Ending vested + expected to vest	—							$	—			0.0
Outstanding at June 2, 2012	—			$	—			$	—			0.0
Granted	72,500			$	17.10
Forfeited	—			$	—
Outstanding at June 1, 2013	72,500			$	17.10			$	2.0			2.1
Ending vested + expected to vest	68,823							$	1.9			2.1
Outstanding at June 1, 2013	72,500			$	17.10			$	2.0			2.1
Granted	139,722			$	31.66
Forfeited	(2,026	)		$	31.74
Outstanding at May 31, 2014	210,196			$	26.64			$	6.6			1.8
Ending vested + expected to vest	203,752							$	6.4			1.8

Schedule of Director Share Based Compensation

The exercise price of the stock options granted may not be less than the market price of the company's common stock on the date of grant. Under the plan, the Board members received the following shares or options in the fiscal years indicated:

		2014			2013			2012
Options		—			—			—
Shares of common stock		12,358			15,746			18,119
Shares through the deferred compensation program		2,317			2,779			3,301

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