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GOODWILL AND INTANGIBLE ASSETS Identifiable Intangible Assets (Details) - USD ($) $ in Thousands | Jan. 26, 2019 | Jul. 28, 2018
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Schedule of Intangible Assets [Line Items] |  |
Finite-Lived Intangible Assets, Gross | $ 1,087,355 | $ 201,846
Intangible assets, accumulated amortization (in dollars) | 88,945 | 64,438
Finite-Lived Intangible Assets, Net | 998,410 | 137,408
Finite-Lived and Indefinite-lived Intangible Assets, Gross Carrying Amount | 1,143,167 | 257,647
Finite-Lived and Indefinite-lived Intangible Assets, Accumulated Amortization | 88,945 | 64,438
Finite-Lived and Indefinite-lived Intangible Assets, Net Carrying Value | 1,054,222 | 193,209
Trademarks and Trade Names [Member] |  |
Schedule of Intangible Assets [Line Items] |  |
Indefinite-Lived Intangible Assets, Gross | 55,812 | 55,801
Indefinite-Lived Intangible Assets, Accumulated Amortization | 0 | 0
Indefinite-Lived Intangible Assets, Net | 55,812 | 55,801
Operating Lease Intangible [Member] |  |
Schedule of Intangible Assets [Line Items] |  |
Finite-Lived Intangible Assets, Gross | 23,658 |
Intangible assets, accumulated amortization (in dollars) | 594 |
Finite-Lived Intangible Assets, Net | 23,064 |
Customer Relationships [Member] |  |
Schedule of Intangible Assets [Line Items] |  |
Finite-Lived Intangible Assets, Gross | 982,097 | 197,246
Intangible assets, accumulated amortization (in dollars) | 79,756 | 61,543
Finite-Lived Intangible Assets, Net | 902,341 | 135,703
Noncompete Agreements [Member] |  |
Schedule of Intangible Assets [Line Items] |  |
Finite-Lived Intangible Assets, Gross | 13,900 | 2,900
Intangible assets, accumulated amortization (in dollars) | 2,805 | 1,914
Finite-Lived Intangible Assets, Net | 11,095 | 986
Trademarks and Trade Names [Member] |  |
Schedule of Intangible Assets [Line Items] |  |
Finite-Lived Intangible Assets, Gross | 67,700 | 1,700
Intangible assets, accumulated amortization (in dollars) | 5,790 | 981
Finite-Lived Intangible Assets, Net | $ 61,910 | $ 719

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