Stock-Based Compensation (Tables)
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9 Months Ended |
May 30, 2020 |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Schedule Of Stock-Based Compensation Expense |
| | | | | | | | | | | | | | | Thirteen Weeks Ended | | Thirty-Nine Weeks Ended | | | May 30, | | June 1, | | May 30, | | June 1, | | | 2020 | | 2019 | | 2020 | | 2019 | | | (Dollars in thousands) | Stock options | | $ | 1,089 | | $ | 1,215 | | $ | 2,818 | | $ | 3,541 | Restricted share awards | | | 1 | | | 346 | | | 185 | | | 1,216 | Restricted stock units | | | 2,970 | | | 2,452 | | | 8,885 | | | 7,181 | Performance share units | | | 171 | | | — | | | 385 | | | - | Associate Stock Purchase Plan | | | 54 | | | 76 | | | 190 | | | 229 | Total | | | 4,285 | | | 4,089 | | | 12,463 | | | 12,167 | Deferred income tax benefit | | | (1,068) | | | (1,026) | | | (3,116) | | | (3,054) | Stock-based compensation expense, net | | $ | 3,217 | | $ | 3,063 | | $ | 9,347 | | $ | 9,113 |
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| Schedule Of Option Grant Fair Value Assumptions |
| | | | | Thirteen and Thirty-Nine Weeks Ended | | | June 1, | | | 2019 | Expected life (in years) | | 4.0 | | Risk-free interest rate | | 2.98 | % | Expected volatility | | 23.13 | % | Expected dividend yield | | 2.70 | % | Weighted-average grant-date fair value | | $14.05 | |
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| Summary Of Stock Option Activity |
| | | | | | | | | | | Options | | Weighted-Average Exercise Price per Share | | Weighted-Average Remaining Contractual Term (in years) | | Aggregate Intrinsic Value | Outstanding on August 31, 2019 | 1,894 | | $ | 74.73 | | | | | | Granted | — | | | — | | | | | | Exercised | (212) | | | 63.81 | | | | | | Canceled/Forfeited | (114) | | | 80.26 | | | | | | Outstanding on May 30, 2020 | 1,568 | | $ | 75.80 | | 3.7 | | $ | 2,646 | Exercisable on May 30, 2020 | 1,042 | | $ | 73.81 | | 3.2 | | $ | 2,646 |
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| Summary Of Performance Share Unit Activity |
| | | | | | Shares | | Weighted-Average Grant-Date Fair Value | Non-vested PSUs at August 31, 2019 | — | | $ | — | Granted | 31 | | | 76.32 | Vested | — | | | — | Canceled/Forfeited | (3) | | | 76.32 | Non-vested PSUs at May 30, 2020 (1) | 28 | | $ | 76.32 | (1) Excludes 3 shares of accrued incremental dividend equivalent rights on outstanding PSUs granted under the Company's 2015 Omnibus Incentive Plan. |
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| Restricted Share Awards [Member] |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Summary Of Non-Vested Restricted Share Award Activity |
| | | | | | Shares | | Weighted-Average Grant-Date Fair Value | Non-vested RSAs at August 31, 2019 | 21 | | $ | 82.00 | Granted | — | | | — | Vested | (19) | | | 82.86 | Canceled/Forfeited | (2) | | | 70.40 | Non-vested RSAs at May 30, 2020 | — | | $ | — |
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| Restricted Stock Units [Member] |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Summary Of Non-Vested Restricted Stock Unit Award Activity |
| | | | | | Shares | | Weighted-Average Grant-Date Fair Value | Non-vested RSUs at August 31, 2019 | 416 | | $ | 76.93 | Granted | 237 | | | 75.97 | Vested | (128) | | | 74.82 | Canceled/Forfeited | (37) | | | 77.24 | Non-vested RSUs at May 30, 2020 (1) | 488 | | $ | 77.00 | (1) Excludes approximately 66 shares of accrued incremental dividend equivalent rights on outstanding RSUs granted under the Company's 2015 Omnibus Incentive Plan. |
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