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Reporting Segment Information - Schedule of Segment Reporting Information, by Operating Segment (Detail) - USD ($) $ in Thousands | 3 Months Ended | 4 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jan. 02, 2021 | Oct. 03, 2020 | Jul. 11, 2020 | Dec. 28, 2019 | Oct. 05, 2019 | Jul. 13, 2019 | Apr. 18, 2020 | Apr. 20, 2019 | Jan. 02, 2021 | Dec. 28, 2019 | Dec. 29, 2018
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales | $ 2,247,112 | $ 2,060,816 | $ 2,184,101 | $ 1,997,953 | $ 1,999,808 | $ 1,995,929 | $ 2,856,456 | $ 2,542,375 | $ 9,348,485 | $ 8,536,065 | $ 8,064,552
Merger/acquisition and integration (gains) |  |  |  |  |  |  |  |  | 421 | 1,437 | 4,937
Restructuring, asset impairment and other charges (gains) | 3,943 | $ 6,543 | $ 3,675 | 2,835 | $ 1,296 | $ 14,581 | $ 10,237 | $ (5,662) | 24,398 | 13,050 | 37,546
Depreciation and amortization |  |  |  |  |  |  |  |  | 89,876 | 88,401 | 82,853
Operating earnings (loss) |  |  |  |  |  |  |  |  | 102,406 | 56,942 | 70,512
Capital expenditures |  |  |  |  |  |  |  |  | 67,298 | 74,815 | 71,495
Total Assets | 2,277,391 |  |  | 2,275,609 |  |  |  |  | 2,277,391 | 2,275,609 |
Discontinued Operations [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total Assets |  |  |  | 3,090 |  |  |  |  |  | 3,090 |
Operating Segments [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 9,348,485 | 8,536,065 | 8,064,552
Intersegment Eliminations [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 1,125,471 | 976,372 | 842,934
Food Distribution [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 4,577,178 | 3,982,609 | 3,991,450
Merger/acquisition and integration (gains) |  |  |  |  |  |  |  |  |  | (122) | 3,581
Restructuring, asset impairment and other charges (gains) |  |  |  |  |  |  |  |  | 21,085 | 14,844 | 33,056
Depreciation and amortization |  |  |  |  |  |  |  |  | 32,289 | 33,396 | 32,073
Operating earnings (loss) |  |  |  |  |  |  |  |  | 45,962 | 47,416 | 48,752
Capital expenditures |  |  |  |  |  |  |  |  | 25,055 | 28,385 | 33,271
Total Assets | 1,112,961 |  |  | 1,087,307 |  |  |  |  | 1,112,961 | 1,087,307 |
Food Distribution [Member] | Operating Segments [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 4,577,178 | 3,982,609 | 3,991,450
Food Distribution [Member] | Intersegment Eliminations [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 1,125,112 | 976,372 | 842,934
Retail [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 2,637,917 | 2,381,349 | 1,906,259
Merger/acquisition and integration (gains) |  |  |  |  |  |  |  |  | 421 | 1,559 | 1,352
Restructuring, asset impairment and other charges (gains) |  |  |  |  |  |  |  |  | 3,313 | (1,794) | 5,291
Depreciation and amortization |  |  |  |  |  |  |  |  | 45,199 | 43,171 | 38,812
Operating earnings (loss) |  |  |  |  |  |  |  |  | 66,359 | 18,842 | 16,113
Capital expenditures |  |  |  |  |  |  |  |  | 33,894 | 40,135 | 34,694
Total Assets | 763,876 |  |  | 794,413 |  |  |  |  | 763,876 | 794,413 |
Retail [Member] | Operating Segments [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 2,637,917 | 2,381,349 | 1,906,259
Retail [Member] | Intersegment Eliminations [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 359 |  |
Military [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 2,133,390 | 2,172,107 | 2,166,843
Merger/acquisition and integration (gains) |  |  |  |  |  |  |  |  |  |  | 4
Restructuring, asset impairment and other charges (gains) |  |  |  |  |  |  |  |  |  |  | (801)
Depreciation and amortization |  |  |  |  |  |  |  |  | 12,388 | 11,834 | 11,968
Operating earnings (loss) |  |  |  |  |  |  |  |  | (9,915) | (9,316) | 5,647
Capital expenditures |  |  |  |  |  |  |  |  | 8,349 | 6,295 | 3,530
Total Assets | $ 400,554 |  |  | $ 390,799 |  |  |  |  | 400,554 | 390,799 |
Military [Member] | Operating Segments [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | $ 2,133,390 | $ 2,172,107 | $ 2,166,843

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