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Stock-Based Compensation (Tables) | 12 Months Ended
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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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