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RESTRUCTURING ACTIVITIES - Schedule of Pre-Tax Expenses in Association with the Restructuring Plan (Details) - USD ($) $ in Millions | 3 Months Ended | 19 Months Ended | 21 Months Ended
--- | --- | --- | ---
Aug. 30, 2020 | Aug. 25, 2019 | Aug. 30, 2020 | Aug. 30, 2020
Pinnacle Integration Restructuring Plan |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | $ 362.3 |  | $ 362.3 | $ 362.3
Recognized pre-tax expenses | 8.6 | $ 27.7 |  | 250.6
Pinnacle Integration Restructuring Plan | Accelerated depreciation |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 15.6 |  | 15.6 | 15.6
Recognized pre-tax expenses | 0.6 |  |  | 3.3
Pinnacle Integration Restructuring Plan | Other cost of goods sold |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 17.6 |  | 17.6 | 17.6
Recognized pre-tax expenses | 0.5 |  |  | 4.5
Pinnacle Integration Restructuring Plan | Total cost of goods sold |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 33.2 |  | 33.2 | 33.2
Recognized pre-tax expenses | 1.1 |  |  | 7.8
Pinnacle Integration Restructuring Plan | Severance and related costs |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 120.2 |  | 120.2 | 120.2
Recognized pre-tax expenses | (0.7) |  |  | 120.2
Pinnacle Integration Restructuring Plan | Asset impairment (net of gains on disposal) |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 42.6 |  | 42.6 | 42.6
Recognized pre-tax expenses | (0.3) |  |  | 6.6
Pinnacle Integration Restructuring Plan | Accelerated depreciation |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 7.4 |  | 7.4 | 7.4
Recognized pre-tax expenses |  |  |  | 7.4
Pinnacle Integration Restructuring Plan | Contract/lease termination |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 22.8 |  | 22.8 | 22.8
Recognized pre-tax expenses | 0.2 |  |  | 16.1
Pinnacle Integration Restructuring Plan | Consulting/professional fees |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 97.0 |  | 97.0 | 97.0
Recognized pre-tax expenses | 6.5 |  |  | 74.8
Pinnacle Integration Restructuring Plan | Other selling, general and administrative expenses |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 39.1 |  | 39.1 | 39.1
Recognized pre-tax expenses | 1.8 |  |  | 17.7
Pinnacle Integration Restructuring Plan | Selling, general and administrative expenses |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 329.1 |  | 329.1 | 329.1
Recognized pre-tax expenses | 7.5 |  |  | 242.8
Pinnacle Integration Restructuring Plan | Reporting segments | Grocery & Snacks |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 65.7 |  | 65.7 | 65.7
Recognized pre-tax expenses | 0.9 |  |  | 3.7
Pinnacle Integration Restructuring Plan | Reporting segments | Refrigerated & Frozen |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 29.9 |  | 29.9 | 29.9
Recognized pre-tax expenses | 1.7 |  |  | 13.5
Pinnacle Integration Restructuring Plan | Reporting segments | International |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 4.1 |  | 4.1 | 4.1
Recognized pre-tax expenses |  |  |  | 4.1
Pinnacle Integration Restructuring Plan | Reporting segments | Accelerated depreciation | Grocery & Snacks |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 9.9 |  | 9.9 | 9.9
Recognized pre-tax expenses | 0.0 |  |  | 0.6
Pinnacle Integration Restructuring Plan | Reporting segments | Accelerated depreciation | Refrigerated & Frozen |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 5.7 |  | 5.7 | 5.7
Recognized pre-tax expenses | 0.6 |  |  | 2.7
Pinnacle Integration Restructuring Plan | Reporting segments | Accelerated depreciation | International |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.0 |  | 0.0 | 0.0
Recognized pre-tax expenses |  |  |  | 0.0
Pinnacle Integration Restructuring Plan | Reporting segments | Other cost of goods sold | Grocery & Snacks |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 7.7 |  | 7.7 | 7.7
Recognized pre-tax expenses | 0.5 |  |  | 2.3
Pinnacle Integration Restructuring Plan | Reporting segments | Other cost of goods sold | Refrigerated & Frozen |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 9.2 |  | 9.2 | 9.2
Recognized pre-tax expenses | 0.0 |  |  | 1.5
Pinnacle Integration Restructuring Plan | Reporting segments | Other cost of goods sold | International |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.7 |  | 0.7 | 0.7
Recognized pre-tax expenses |  |  |  | 0.7
Pinnacle Integration Restructuring Plan | Reporting segments | Total cost of goods sold | Grocery & Snacks |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 17.6 |  | 17.6 | 17.6
Recognized pre-tax expenses | 0.5 |  |  | 2.9
Pinnacle Integration Restructuring Plan | Reporting segments | Total cost of goods sold | Refrigerated & Frozen |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 14.9 |  | 14.9 | 14.9
Recognized pre-tax expenses | 0.6 |  |  | 4.2
Pinnacle Integration Restructuring Plan | Reporting segments | Total cost of goods sold | International |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.7 |  | 0.7 | 0.7
Recognized pre-tax expenses |  |  |  | 0.7
Pinnacle Integration Restructuring Plan | Reporting segments | Severance and related costs | Grocery & Snacks |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.0 |  | 0.0 | 0.0
Recognized pre-tax expenses | 0.0 |  |  | 0.0
Pinnacle Integration Restructuring Plan | Reporting segments | Severance and related costs | Refrigerated & Frozen |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 4.4 |  | 4.4 | 4.4
Recognized pre-tax expenses | 0.1 |  |  | 4.4
Pinnacle Integration Restructuring Plan | Reporting segments | Severance and related costs | International |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 1.5 |  | 1.5 | 1.5
Recognized pre-tax expenses |  |  |  | 1.5
Pinnacle Integration Restructuring Plan | Reporting segments | Asset impairment (net of gains on disposal) | Grocery & Snacks |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 36.2 |  | 36.2 | 36.2
Recognized pre-tax expenses | 0.0 |  |  | 0.2
Pinnacle Integration Restructuring Plan | Reporting segments | Asset impairment (net of gains on disposal) | Refrigerated & Frozen |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 3.8 |  | 3.8 | 3.8
Recognized pre-tax expenses | 0.0 |  |  | 3.8
Pinnacle Integration Restructuring Plan | Reporting segments | Asset impairment (net of gains on disposal) | International |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.0 |  | 0.0 | 0.0
Recognized pre-tax expenses |  |  |  | 0.0
Pinnacle Integration Restructuring Plan | Reporting segments | Accelerated depreciation | Grocery & Snacks |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.0 |  | 0.0 | 0.0
Recognized pre-tax expenses |  |  |  | 0.0
Pinnacle Integration Restructuring Plan | Reporting segments | Accelerated depreciation | Refrigerated & Frozen |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.0 |  | 0.0 | 0.0
Recognized pre-tax expenses |  |  |  | 0.0
Pinnacle Integration Restructuring Plan | Reporting segments | Accelerated depreciation | International |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.0 |  | 0.0 | 0.0
Recognized pre-tax expenses |  |  |  | 0.0
Pinnacle Integration Restructuring Plan | Reporting segments | Contract/lease termination | Grocery & Snacks |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 1.4 |  | 1.4 | 1.4
Recognized pre-tax expenses | 0.0 |  |  | 0.0
Pinnacle Integration Restructuring Plan | Reporting segments | Contract/lease termination | Refrigerated & Frozen |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 4.7 |  | 4.7 | 4.7
Recognized pre-tax expenses | 0.0 |  |  | 0.0
Pinnacle Integration Restructuring Plan | Reporting segments | Contract/lease termination | International |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.8 |  | 0.8 | 0.8
Recognized pre-tax expenses |  |  |  | 0.8
Pinnacle Integration Restructuring Plan | Reporting segments | Consulting/professional fees | Grocery & Snacks |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.5 |  | 0.5 | 0.5
Recognized pre-tax expenses | 0.3 |  |  | 0.5
Pinnacle Integration Restructuring Plan | Reporting segments | Consulting/professional fees | Refrigerated & Frozen |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.0 |  | 0.0 | 0.0
Recognized pre-tax expenses | 0.0 |  |  | 0.0
Pinnacle Integration Restructuring Plan | Reporting segments | Consulting/professional fees | International |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.8 |  | 0.8 | 0.8
Recognized pre-tax expenses |  |  |  | 0.8
Pinnacle Integration Restructuring Plan | Reporting segments | Other selling, general and administrative expenses | Grocery & Snacks |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 10.0 |  | 10.0 | 10.0
Recognized pre-tax expenses | 0.1 |  |  | 0.1
Pinnacle Integration Restructuring Plan | Reporting segments | Other selling, general and administrative expenses | Refrigerated & Frozen |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 2.1 |  | 2.1 | 2.1
Recognized pre-tax expenses | 1.0 |  |  | 1.1
Pinnacle Integration Restructuring Plan | Reporting segments | Other selling, general and administrative expenses | International |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.3 |  | 0.3 | 0.3
Recognized pre-tax expenses |  |  |  | 0.3
Pinnacle Integration Restructuring Plan | Reporting segments | Selling, general and administrative expenses | Grocery & Snacks |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 48.1 |  | 48.1 | 48.1
Recognized pre-tax expenses | 0.4 |  |  | 0.8
Pinnacle Integration Restructuring Plan | Reporting segments | Selling, general and administrative expenses | Refrigerated & Frozen |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 15.0 |  | 15.0 | 15.0
Recognized pre-tax expenses | 1.1 |  |  | 9.3
Pinnacle Integration Restructuring Plan | Reporting segments | Selling, general and administrative expenses | International |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 3.4 |  | 3.4 | 3.4
Recognized pre-tax expenses |  |  |  | 3.4
Pinnacle Integration Restructuring Plan | Corporate |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 262.6 |  | 262.6 | 262.6
Recognized pre-tax expenses | 6.0 |  |  | 229.3
Pinnacle Integration Restructuring Plan | Corporate | Accelerated depreciation |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.0 |  | 0.0 | 0.0
Recognized pre-tax expenses | 0.0 |  |  | 0.0
Pinnacle Integration Restructuring Plan | Corporate | Other cost of goods sold |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.0 |  | 0.0 | 0.0
Recognized pre-tax expenses | 0.0 |  |  | 0.0
Pinnacle Integration Restructuring Plan | Corporate | Total cost of goods sold |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.0 |  | 0.0 | 0.0
Recognized pre-tax expenses | 0.0 |  |  | 0.0
Pinnacle Integration Restructuring Plan | Corporate | Severance and related costs |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 114.3 |  | 114.3 | 114.3
Recognized pre-tax expenses | (0.8) |  |  | 114.3
Pinnacle Integration Restructuring Plan | Corporate | Asset impairment (net of gains on disposal) |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 2.6 |  | 2.6 | 2.6
Recognized pre-tax expenses | (0.3) |  |  | 2.6
Pinnacle Integration Restructuring Plan | Corporate | Accelerated depreciation |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 7.4 |  | 7.4 | 7.4
Recognized pre-tax expenses |  |  |  | 7.4
Pinnacle Integration Restructuring Plan | Corporate | Contract/lease termination |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 15.9 |  | 15.9 | 15.9
Recognized pre-tax expenses | 0.2 |  |  | 15.3
Pinnacle Integration Restructuring Plan | Corporate | Consulting/professional fees |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 95.7 |  | 95.7 | 95.7
Recognized pre-tax expenses | 6.2 |  |  | 73.5
Pinnacle Integration Restructuring Plan | Corporate | Other selling, general and administrative expenses |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 26.7 |  | 26.7 | 26.7
Recognized pre-tax expenses | 0.7 |  |  | 16.2
Pinnacle Integration Restructuring Plan | Corporate | Selling, general and administrative expenses |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 262.6 |  | 262.6 | 262.6
Recognized pre-tax expenses | 6.0 |  |  | 229.3
Conagra Restructuring Plan |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 161.5 |  | 161.5 | 161.5
Recognized pre-tax expenses | 17.3 | $ 21.1 | 83.9 |
Conagra Restructuring Plan | Other cost of goods sold |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 12.4 |  | 12.4 | 12.4
Recognized pre-tax expenses | 2.3 |  | 5.0 |
Conagra Restructuring Plan | Total cost of goods sold |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 98.2 |  | 98.2 | 98.2
Recognized pre-tax expenses | 9.3 |  | 40.3 |
Conagra Restructuring Plan | Severance and related costs |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 17.1 |  | 17.1 | 17.1
Recognized pre-tax expenses | 3.3 |  | 11.7 |
Conagra Restructuring Plan | Asset impairment (net of gains on disposal) |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 28.3 |  | 28.3 | 28.3
Recognized pre-tax expenses | 3.0 |  | 28.3 |
Conagra Restructuring Plan | Accelerated depreciation |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 85.8 |  | 85.8 | 85.8
Recognized pre-tax expenses | 7.0 |  | 35.3 |
Conagra Restructuring Plan | Contract/lease termination |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.3 |  | 0.3 | 0.3
Recognized pre-tax expenses |  |  | 0.1 |
Conagra Restructuring Plan | Consulting/professional fees |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 1.0 |  | 1.0 | 1.0
Conagra Restructuring Plan | Other selling, general and administrative expenses |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 16.0 |  | 16.0 | 16.0
Recognized pre-tax expenses | 1.7 |  | 2.9 |
Conagra Restructuring Plan | Selling, general and administrative expenses |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 62.7 |  | 62.7 | 62.7
Recognized pre-tax expenses | 8.0 |  | 43.0 |
Conagra Restructuring Plan | Total |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 160.9 |  | 160.9 | 160.9
Recognized pre-tax expenses | 17.3 |  | 83.3 |
Conagra Restructuring Plan | Pension And Postretirement Nonservice Cost Income |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.6 |  | 0.6 | 0.6
Recognized pre-tax expenses |  |  | 0.6 |
Conagra Restructuring Plan | Reporting segments | Other cost of goods sold | Grocery & Snacks |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 10.3 |  | 10.3 | 10.3
Recognized pre-tax expenses | 2.3 |  | 4.8 |
Conagra Restructuring Plan | Reporting segments | Other cost of goods sold | Refrigerated & Frozen |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 2.1 |  | 2.1 | 2.1
Recognized pre-tax expenses | 0.0 |  | 0.2 |
Conagra Restructuring Plan | Reporting segments | Other cost of goods sold | International |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.0 |  | 0.0 | 0.0
Recognized pre-tax expenses | 0.0 |  | 0.0 |
Conagra Restructuring Plan | Reporting segments | Total cost of goods sold | Grocery & Snacks |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 45.3 |  | 45.3 | 45.3
Recognized pre-tax expenses | 5.3 |  | 31.9 |
Conagra Restructuring Plan | Reporting segments | Total cost of goods sold | Refrigerated & Frozen |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 52.9 |  | 52.9 | 52.9
Recognized pre-tax expenses | 4.0 |  | 8.4 |
Conagra Restructuring Plan | Reporting segments | Total cost of goods sold | International |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.0 |  | 0.0 | 0.0
Recognized pre-tax expenses | 0.0 |  | 0.0 |
Conagra Restructuring Plan | Reporting segments | Severance and related costs | Grocery & Snacks |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 11.4 |  | 11.4 | 11.4
Recognized pre-tax expenses | 3.1 |  | 7.8 |
Conagra Restructuring Plan | Reporting segments | Severance and related costs | Refrigerated & Frozen |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 3.6 |  | 3.6 | 3.6
Recognized pre-tax expenses | 0.0 |  | 1.8 |
Conagra Restructuring Plan | Reporting segments | Severance and related costs | International |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 1.1 |  | 1.1 | 1.1
Recognized pre-tax expenses | (0.1) |  | 1.1 |
Conagra Restructuring Plan | Reporting segments | Asset impairment (net of gains on disposal) | Grocery & Snacks |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 28.0 |  | 28.0 | 28.0
Recognized pre-tax expenses | 3.0 |  | 28.0 |
Conagra Restructuring Plan | Reporting segments | Asset impairment (net of gains on disposal) | Refrigerated & Frozen |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.2 |  | 0.2 | 0.2
Recognized pre-tax expenses | 0.0 |  | 0.2 |
Conagra Restructuring Plan | Reporting segments | Asset impairment (net of gains on disposal) | International |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.1 |  | 0.1 | 0.1
Recognized pre-tax expenses | 0.0 |  | 0.1 |
Conagra Restructuring Plan | Reporting segments | Accelerated depreciation | Grocery & Snacks |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 35.0 |  | 35.0 | 35.0
Recognized pre-tax expenses | 3.0 |  | 27.1 |
Conagra Restructuring Plan | Reporting segments | Accelerated depreciation | Refrigerated & Frozen |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 50.8 |  | 50.8 | 50.8
Recognized pre-tax expenses | 4.0 |  | 8.2 |
Conagra Restructuring Plan | Reporting segments | Accelerated depreciation | International |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.0 |  | 0.0 | 0.0
Recognized pre-tax expenses | 0.0 |  | 0.0 |
Conagra Restructuring Plan | Reporting segments | Contract/lease termination | Grocery & Snacks |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.2 |  | 0.2 | 0.2
Recognized pre-tax expenses |  |  | 0.0 |
Conagra Restructuring Plan | Reporting segments | Contract/lease termination | Refrigerated & Frozen |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.0 |  | 0.0 | 0.0
Recognized pre-tax expenses |  |  | 0.0 |
Conagra Restructuring Plan | Reporting segments | Contract/lease termination | International |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.0 |  | 0.0 | 0.0
Recognized pre-tax expenses |  |  | 0.0 |
Conagra Restructuring Plan | Reporting segments | Consulting/professional fees | Grocery & Snacks |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.0 |  | 0.0 | 0.0
Conagra Restructuring Plan | Reporting segments | Consulting/professional fees | Refrigerated & Frozen |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.0 |  | 0.0 | 0.0
Conagra Restructuring Plan | Reporting segments | Consulting/professional fees | International |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.0 |  | 0.0 | 0.0
Conagra Restructuring Plan | Reporting segments | Other selling, general and administrative expenses | Grocery & Snacks |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 11.5 |  | 11.5 | 11.5
Recognized pre-tax expenses | 1.6 |  | 2.5 |
Conagra Restructuring Plan | Reporting segments | Other selling, general and administrative expenses | Refrigerated & Frozen |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 4.1 |  | 4.1 | 4.1
Recognized pre-tax expenses | 0.0 |  | 0.3 |
Conagra Restructuring Plan | Reporting segments | Other selling, general and administrative expenses | International |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.3 |  | 0.3 | 0.3
Recognized pre-tax expenses | 0.0 |  | 0.0 |
Conagra Restructuring Plan | Reporting segments | Selling, general and administrative expenses | Grocery & Snacks |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 51.1 |  | 51.1 | 51.1
Recognized pre-tax expenses | 7.7 |  | 38.3 |
Conagra Restructuring Plan | Reporting segments | Selling, general and administrative expenses | Refrigerated & Frozen |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 7.9 |  | 7.9 | 7.9
Recognized pre-tax expenses | 0.0 |  | 2.3 |
Conagra Restructuring Plan | Reporting segments | Selling, general and administrative expenses | International |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 1.5 |  | 1.5 | 1.5
Recognized pre-tax expenses | (0.1) |  | 1.2 |
Conagra Restructuring Plan | Reporting segments | Total | Grocery & Snacks |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 96.4 |  | 96.4 | 96.4
Recognized pre-tax expenses | 13.0 |  | 70.2 |
Conagra Restructuring Plan | Reporting segments | Total | Refrigerated & Frozen |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 60.8 |  | 60.8 | 60.8
Recognized pre-tax expenses | 4.0 |  | 10.7 |
Conagra Restructuring Plan | Reporting segments | Total | International |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 1.5 |  | 1.5 | 1.5
Recognized pre-tax expenses | (0.1) |  | 1.2 |
Conagra Restructuring Plan | Corporate | Other cost of goods sold |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.0 |  | 0.0 | 0.0
Recognized pre-tax expenses | 0.0 |  | 0.0 |
Conagra Restructuring Plan | Corporate | Total cost of goods sold |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.0 |  | 0.0 | 0.0
Recognized pre-tax expenses | 0.0 |  | 0.0 |
Conagra Restructuring Plan | Corporate | Severance and related costs |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 1.0 |  | 1.0 | 1.0
Recognized pre-tax expenses | 0.3 |  | 1.0 |
Conagra Restructuring Plan | Corporate | Asset impairment (net of gains on disposal) |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.0 |  | 0.0 | 0.0
Recognized pre-tax expenses | 0.0 |  | 0.0 |
Conagra Restructuring Plan | Corporate | Accelerated depreciation |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.0 |  | 0.0 | 0.0
Recognized pre-tax expenses | 0.0 |  | 0.0 |
Conagra Restructuring Plan | Corporate | Contract/lease termination |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.1 |  | 0.1 | 0.1
Recognized pre-tax expenses |  |  | 0.1 |
Conagra Restructuring Plan | Corporate | Consulting/professional fees |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 1.0 |  | 1.0 | 1.0
Conagra Restructuring Plan | Corporate | Other selling, general and administrative expenses |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 0.1 |  | 0.1 | 0.1
Recognized pre-tax expenses | 0.1 |  | 0.1 |
Conagra Restructuring Plan | Corporate | Selling, general and administrative expenses |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 2.2 |  | 2.2 | 2.2
Recognized pre-tax expenses | 0.4 |  | 1.2 |
Conagra Restructuring Plan | Corporate | Total |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Charges expected to be incurred | 2.2 |  | 2.2 | $ 2.2
Recognized pre-tax expenses | $ 0.4 |  | $ 1.2 |

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