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RESTRUCTURING ACTIVITIES (Consolidated Amounts) (Details) - SCAE Plan - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Feb. 28, 2016 | Feb. 22, 2015 | Feb. 28, 2016 | Feb. 22, 2015
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | $ 525.3 |  | $ 525.3 |
Recognized pre-tax expense | 109.1 | $ 9.9 | 259.5 | $ 35.9
Cumulative pre-tax expense | 338.5 |  | 338.5 |
Corporate |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 362.8 |  | 362.8 |
Recognized pre-tax expense | 60.9 |  | 195.1 |
Cumulative pre-tax expense | 212.7 |  | 212.7 |
Consumer Foods | Reporting segments |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 154.4 |  | 154.4 |
Recognized pre-tax expense | 48.2 |  | 64.3 |
Cumulative pre-tax expense | 117.7 |  | 117.7 |
Commercial Foods | Reporting segments |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 8.1 |  | 8.1 |
Recognized pre-tax expense | 0.0 |  | 0.1 |
Cumulative pre-tax expense | 8.1 |  | 8.1 |
Total cost of goods sold |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 97.1 |  | 97.1 |
Recognized pre-tax expense | 35.9 |  | 45.4 |
Cumulative pre-tax expense | 71.5 |  | 71.5 |
Total cost of goods sold | Corporate |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 1.2 |  | 1.2 |
Recognized pre-tax expense | 0.0 |  | 0.2 |
Cumulative pre-tax expense | 1.2 |  | 1.2 |
Total cost of goods sold | Consumer Foods | Reporting segments |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 95.9 |  | 95.9 |
Recognized pre-tax expense | 35.9 |  | 45.2 |
Cumulative pre-tax expense | 70.3 |  | 70.3 |
Total cost of goods sold | Commercial Foods | Reporting segments |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 0.0 |  | 0.0 |
Recognized pre-tax expense | 0.0 |  | 0.0 |
Cumulative pre-tax expense | 0.0 |  | 0.0 |
Multi-employer pension costs |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 31.3 |  | 31.3 |
Recognized pre-tax expense | 29.8 |  |  |
Cumulative pre-tax expense | 31.3 |  | 31.3 |
Multi-employer pension costs | Corporate |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 0.0 |  | 0.0 |
Recognized pre-tax expense | 0.0 |  | 0.0 |
Cumulative pre-tax expense | 0.0 |  | 0.0 |
Multi-employer pension costs | Consumer Foods | Reporting segments |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 31.3 |  | 31.3 |
Recognized pre-tax expense | 29.8 |  | 29.8 |
Cumulative pre-tax expense | 31.3 |  | 31.3 |
Multi-employer pension costs | Commercial Foods | Reporting segments |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 0.0 |  | 0.0 |
Recognized pre-tax expense | 0.0 |  | 0.0 |
Cumulative pre-tax expense | 0.0 |  | 0.0 |
Accelerated depreciation |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 56.9 |  | 56.9 |
Recognized pre-tax expense | 4.9 |  | 14.0 |
Cumulative pre-tax expense | 36.5 |  | 36.5 |
Accelerated depreciation | Corporate |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 1.2 |  | 1.2 |
Recognized pre-tax expense | 0.0 |  | 0.2 |
Cumulative pre-tax expense | 1.2 |  | 1.2 |
Accelerated depreciation | Consumer Foods | Reporting segments |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 55.7 |  | 55.7 |
Recognized pre-tax expense | 4.9 |  | 13.8 |
Cumulative pre-tax expense | 35.3 |  | 35.3 |
Accelerated depreciation | Commercial Foods | Reporting segments |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 0.0 |  | 0.0 |
Recognized pre-tax expense | 0.0 |  | 0.0 |
Cumulative pre-tax expense | 0.0 |  | 0.0 |
Other cost of goods sold |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 8.9 |  | 8.9 |
Recognized pre-tax expense | 1.2 |  | 1.6 |
Cumulative pre-tax expense | 3.7 |  | 3.7 |
Other cost of goods sold | Corporate |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 0.0 |  | 0.0 |
Recognized pre-tax expense | 0.0 |  | 0.0 |
Cumulative pre-tax expense | 0.0 |  | 0.0 |
Other cost of goods sold | Consumer Foods | Reporting segments |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 8.9 |  | 8.9 |
Recognized pre-tax expense | 1.2 |  | 1.6 |
Cumulative pre-tax expense | 3.7 |  | 3.7 |
Other cost of goods sold | Commercial Foods | Reporting segments |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 0.0 |  | 0.0 |
Recognized pre-tax expense | 0.0 |  |  |
Cumulative pre-tax expense | 0.0 |  | 0.0 |
Total selling, general and administrative expenses |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 428.2 |  | 428.2 |
Recognized pre-tax expense | 73.2 |  | 214.1 |
Cumulative pre-tax expense | 267.0 |  | 267.0 |
Total selling, general and administrative expenses | Corporate |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 361.6 |  | 361.6 |
Recognized pre-tax expense | 60.9 |  | 194.9 |
Cumulative pre-tax expense | 211.5 |  | 211.5 |
Total selling, general and administrative expenses | Consumer Foods | Reporting segments |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 58.5 |  | 58.5 |
Recognized pre-tax expense | 12.3 |  | 19.1 |
Cumulative pre-tax expense | 47.4 |  | 47.4 |
Total selling, general and administrative expenses | Commercial Foods | Reporting segments |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 8.1 |  | 8.1 |
Recognized pre-tax expense | 0.0 |  | 0.1 |
Cumulative pre-tax expense | 8.1 |  | 8.1 |
Severance and related costs, net |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 219.8 |  | 219.8 |
Recognized pre-tax expense | 39.2 |  | 99.8 |
Cumulative pre-tax expense | 137.2 |  | 137.2 |
Severance and related costs, net | Corporate |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 177.2 |  | 177.2 |
Recognized pre-tax expense | 33.6 |  | 89.0 |
Cumulative pre-tax expense | 96.8 |  | 96.8 |
Severance and related costs, net | Consumer Foods | Reporting segments |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 34.5 |  | 34.5 |
Recognized pre-tax expense | 5.6 |  | 10.7 |
Cumulative pre-tax expense | 32.3 |  | 32.3 |
Severance and related costs, net | Commercial Foods | Reporting segments |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 8.1 |  | 8.1 |
Recognized pre-tax expense | 0.0 |  | 0.1 |
Cumulative pre-tax expense | 8.1 |  | 8.1 |
Fixed asset impairment/Net gain on disposal |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 7.1 |  | 7.1 |
Recognized pre-tax expense | 6.1 |  | 6.0 |
Cumulative pre-tax expense | 7.1 |  | 7.1 |
Fixed asset impairment/Net gain on disposal | Corporate |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 0.0 |  | 0.0 |
Recognized pre-tax expense | 0.0 |  | 0.0 |
Cumulative pre-tax expense | 0.0 |  | 0.0 |
Fixed asset impairment/Net gain on disposal | Consumer Foods | Reporting segments |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 7.1 |  | 7.1 |
Recognized pre-tax expense | 6.1 |  | 6.0 |
Cumulative pre-tax expense | 7.1 |  | 7.1 |
Fixed asset impairment/Net gain on disposal | Commercial Foods | Reporting segments |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 0.0 |  | 0.0 |
Recognized pre-tax expense | 0.0 |  | 0.0 |
Cumulative pre-tax expense | 0.0 |  | 0.0 |
Accelerated depreciation |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 1.5 |  | 1.5 |
Recognized pre-tax expense | 0.2 |  | 0.3 |
Cumulative pre-tax expense | 1.1 |  | 1.1 |
Accelerated depreciation | Corporate |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 1.5 |  | 1.5 |
Recognized pre-tax expense | 0.2 |  | 0.3 |
Cumulative pre-tax expense | 1.1 |  | 1.1 |
Accelerated depreciation | Consumer Foods | Reporting segments |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 0.0 |  | 0.0 |
Recognized pre-tax expense | 0.0 |  | 0.0 |
Cumulative pre-tax expense | 0.0 |  | 0.0 |
Accelerated depreciation | Commercial Foods | Reporting segments |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 0.0 |  | 0.0 |
Recognized pre-tax expense | 0.0 |  | 0.0 |
Cumulative pre-tax expense | 0.0 |  | 0.0 |
Contract/Lease cancellation expenses |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 61.4 |  | 61.4 |
Recognized pre-tax expense | 7.2 |  | 58.3 |
Cumulative pre-tax expense | 60.0 |  | 60.0 |
Contract/Lease cancellation expenses | Corporate |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 60.2 |  | 60.2 |
Recognized pre-tax expense | 7.2 |  | 59.0 |
Cumulative pre-tax expense | 59.3 |  | 59.3 |
Contract/Lease cancellation expenses | Consumer Foods | Reporting segments |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 1.2 |  | 1.2 |
Recognized pre-tax expense | 0.0 |  | (0.7) |
Cumulative pre-tax expense | 0.7 |  | 0.7 |
Contract/Lease cancellation expenses | Commercial Foods | Reporting segments |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 0.0 |  | 0.0 |
Recognized pre-tax expense | 0.0 |  | 0.0 |
Cumulative pre-tax expense | 0.0 |  | 0.0 |
Consulting/Professional fees |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 65.3 |  | 65.3 |
Recognized pre-tax expense | 17.8 |  | 43.0 |
Cumulative pre-tax expense | 46.8 |  | 46.8 |
Consulting/Professional fees | Corporate |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 64.2 |  | 64.2 |
Recognized pre-tax expense | 17.7 |  | 42.9 |
Cumulative pre-tax expense | 45.7 |  | 45.7 |
Consulting/Professional fees | Consumer Foods | Reporting segments |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 1.1 |  | 1.1 |
Recognized pre-tax expense | 0.1 |  | 0.1 |
Cumulative pre-tax expense | 1.1 |  | 1.1 |
Consulting/Professional fees | Commercial Foods | Reporting segments |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 0.0 |  | 0.0 |
Recognized pre-tax expense | 0.0 |  | 0.0 |
Cumulative pre-tax expense | 0.0 |  | 0.0 |
Other selling, general and administrative expenses |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 73.1 |  | 73.1 |
Recognized pre-tax expense | 2.7 |  | 6.7 |
Cumulative pre-tax expense | 14.8 |  | 14.8 |
Other selling, general and administrative expenses | Corporate |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 58.5 |  | 58.5 |
Recognized pre-tax expense | 2.2 |  | 3.7 |
Cumulative pre-tax expense | 8.6 |  | 8.6 |
Other selling, general and administrative expenses | Consumer Foods | Reporting segments |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 14.6 |  | 14.6 |
Recognized pre-tax expense | 0.5 |  | 3.0 |
Cumulative pre-tax expense | 6.2 |  | 6.2 |
Other selling, general and administrative expenses | Commercial Foods | Reporting segments |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Anticipated pre-tax expense | 0.0 |  | 0.0 |
Recognized pre-tax expense | 0.0 |  | 0.0 |
Cumulative pre-tax expense | $ 0.0 |  | $ 0.0 |

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