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Revenue - Summary of Information about Disaggregated Revenue of Reportable Segments (Detail) - USD ($) $ in Thousands | 3 Months Ended | 4 Months Ended | 12 Months Ended
--- | --- | --- | ---
Dec. 29, 2018 | Oct. 06, 2018 | Jul. 14, 2018 | Dec. 30, 2017 | Oct. 07, 2017 | Jul. 15, 2017 | Apr. 21, 2018 | Apr. 22, 2017 | Dec. 29, 2018 | Dec. 30, 2017 | Dec. 31, 2016
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue | $ 1,896,796 | $ 1,886,730 | $ 1,895,953 | $ 1,885,500 | $ 1,868,398 | $ 1,856,199 | $ 2,385,073 | $ 2,353,702 | $ 8,064,552 | $ 7,963,799 | $ 7,561,084
Center store [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 3,049,544 | 3,054,347 | 3,182,467
Fresh [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 2,768,826 | 2,768,280 | 2,442,808
Non-food [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 2,021,909 | 1,929,306 | 1,777,797
Other Products [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 85,656 | 85,193 | 47,393
Fuel [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 138,617 | 126,673 | 110,619
Individuals Customer [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 1,905,328 | 1,990,792 | 2,081,877
Manufacturers, brokers and distributors [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 2,286,893 | 2,329,605 | 2,191,356
Retailers [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 3,804,151 | 3,576,058 | 3,246,872
Other Customers [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 68,180 | 67,344 | 40,979
Food Distribution [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 3,991,450 | 3,827,909 | 3,281,025
Food Distribution [Member] | Center store [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 1,249,374 | 1,206,832 | 1,235,314
Food Distribution [Member] | Fresh [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 1,478,142 | 1,456,632 | 1,097,793
Food Distribution [Member] | Non-food [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 1,185,390 | 1,085,282 | 907,351
Food Distribution [Member] | Other Products [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 78,544 | 79,163 | 40,567
Food Distribution [Member] | Manufacturers, brokers and distributors [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 197,128 | 210,004 |
Food Distribution [Member] | Retailers [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 3,733,254 | 3,556,591 | 3,246,872
Food Distribution [Member] | Other Customers [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 61,068 | 61,314 | 34,153
Military [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 2,166,843 | 2,144,022 | 2,197,014
Military [Member] | Center store [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 1,052,462 | 1,054,590 | 1,105,992
Military [Member] | Fresh [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 602,023 | 577,084 | 559,449
Military [Member] | Non-food [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 506,177 | 507,394 | 525,915
Military [Member] | Other Products [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 6,181 | 4,954 | 5,658
Military [Member] | Manufacturers, brokers and distributors [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 2,089,765 | 2,119,601 | 2,191,356
Military [Member] | Retailers [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 70,897 | 19,467 |
Military [Member] | Other Customers [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 6,181 | 4,954 | 5,658
Retail [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 1,906,259 | 1,991,868 | 2,083,045
Retail [Member] | Center store [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 747,708 | 792,925 | 841,161
Retail [Member] | Fresh [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 688,661 | 734,564 | 785,566
Retail [Member] | Non-food [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 330,342 | 336,630 | 344,531
Retail [Member] | Other Products [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 931 | 1,076 | 1,168
Retail [Member] | Fuel [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 138,617 | 126,673 | 110,619
Retail [Member] | Individuals Customer [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 1,905,328 | 1,990,792 | 2,081,877
Retail [Member] | Other Customers [Member] |  |  |  |  |  |  |  |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | $ 931 | $ 1,076 | $ 1,168

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