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Reporting Segment Information - Schedule of Segment Reporting Information, by Operating Segment (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jul. 14, 2018 | Jul. 15, 2017 | Jul. 14, 2018 | Jul. 15, 2017 | Dec. 30, 2017
Segment Reporting Information [Line Items] |  |  |  |  |
Net sales | $ 1,895,953 | $ 1,856,199 | $ 4,281,026 | $ 4,209,901 |
Merger/acquisition and integration | 804 | 622 | 3,010 | 4,638 |
Restructuring charges (gains) and asset impairment | (1,164) | (14) | 5,037 | 1,008 |
Depreciation and amortization | 19,007 | 18,264 | 44,244 | 43,686 |
Operating earnings | 29,818 | 38,886 | 55,566 | 68,445 |
Capital expenditures | 13,555 | 18,313 | 34,596 | 37,789 |
Total Assets | 2,010,812 |  | 2,010,812 |  | $ 2,055,797
Discontinued Operations [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Total Assets | 3,474 |  | 3,474 |  | 3,446
Operating Segments [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net sales | 1,895,953 | 1,856,199 | 4,281,026 | 4,209,901 |
Intersegment Eliminations [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net sales | (198,388) | (209,435) | (451,712) | (476,763) |
Food Distribution [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net sales | 941,702 | 903,126 | 2,096,913 | 2,017,274 |
Merger/acquisition and integration | 745 | 468 | 2,940 | 4,315 |
Restructuring charges (gains) and asset impairment | 100 | 301 | 1,360 | 901 |
Depreciation and amortization | 7,318 | 6,073 | 16,858 | 15,016 |
Operating earnings | 18,724 | 23,176 | 43,245 | 48,447 |
Capital expenditures | 5,965 | 8,275 | 18,410 | 14,029 |
Total Assets | 1,122,784 |  | 1,122,784 |  | 1,085,621
Food Distribution [Member] | Operating Segments [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net sales | 941,702 | 903,126 | 2,096,913 | 2,017,274 |
Food Distribution [Member] | Intersegment Eliminations [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net sales | (198,388) | (209,435) | (451,712) | (476,763) |
Military [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net sales | 489,654 | 471,077 | 1,153,274 | 1,114,390 |
Merger/acquisition and integration |  |  | 4 |  |
Restructuring charges (gains) and asset impairment | (830) |  | (830) |  |
Depreciation and amortization | 2,763 | 2,607 | 6,441 | 6,046 |
Operating earnings | 3,099 | 2,501 | 4,612 | 3,381 |
Capital expenditures | 1,275 | 1,603 | 1,529 | 4,054 |
Total Assets | 403,198 |  | 403,198 |  | 432,818
Military [Member] | Operating Segments [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net sales | 489,654 | 471,077 | 1,153,274 | 1,114,390 |
Retail [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net sales | 464,597 | 481,996 | 1,030,839 | 1,078,237 |
Merger/acquisition and integration | 59 | 154 | 66 | 323 |
Restructuring charges (gains) and asset impairment | (434) | (315) | 4,507 | 107 |
Depreciation and amortization | 8,926 | 9,584 | 20,945 | 22,624 |
Operating earnings | 7,995 | 13,209 | 7,709 | 16,617 |
Capital expenditures | 6,315 | 8,435 | 14,657 | 19,706 |
Total Assets | 481,356 |  | 481,356 |  | $ 533,912
Retail [Member] | Operating Segments [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net sales | $ 464,597 | $ 481,996 | $ 1,030,839 | $ 1,078,237 |

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