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SHARE-BASED PAYMENTS (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Feb. 24, 2019 | Nov. 25, 2018 | Feb. 25, 2018 | Feb. 24, 2019 | Feb. 25, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Total stock-based compensation expense (income) | $ 18.6 |  | $ 11.1 | $ 16.6 | $ 29.8
Stock-based compensation (income) expense due to accelerated vesting of awards related to Pinnacle integration restructuring activities | (3.5) |  |  | 16.7 |
Stock options | Subsidiary |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Total stock-based compensation expense (income) | 0.1 |  | $ 0.1 | $ 0.2 | $ 0.3
Restricted stock units |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Stock granted, shares (in shares) |  | 2.0 |  | 0.8 |
Weighted average grant date price (in dollars per share) |  | $ 36.37 |  | $ 35.94 |
Stock appreciation rights |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Stock granted, shares (in shares) |  | 2.3 |  |  |
Weighted average grant date price (in dollars per share) |  | $ 36.37 |  |  |
Performance shares |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Stock granted, shares (in shares) |  |  |  | 0.5 |
Weighted average grant date price (in dollars per share) |  |  |  | $ 35.96 |
Performance shares | Fiscal 2019 |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Vesting period |  |  |  | 3 years |
Period of measurement for diluted EPS CAGR |  |  |  | 2 years |
Performance shares | Fiscal 2020 and 2021 |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Vesting period |  |  |  | 3 years |
Performance shares | 2019 | Fiscal 2019 |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Performance shares based on earnings per share goal and EBITDA return on capital (as a percent) |  |  |  | 33.33% |
Performance shares | 2019 diluted EPS CAGR | Fiscal 2019 |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Performance shares based on earnings per share goal and EBITDA return on capital (as a percent) |  |  |  | 66.66% |
Pinnacle Foods Inc. (Pinnacle) |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Fair value of replacement awards granted attributable to pre-combination service | 23.9 | $ 51.1 |  | $ 23.9 |
Post-combination expense expected to be recognized | $ 6.0 |  |  | $ 6.0 |
Remaining post-combination recognition period |  |  |  | 2 years |

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