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FAIR VALUE MEASUREMENT - Recurring Fair Value Measurements (Details) - Fair Value, Measurements, Recurring - USD ($) $ in Thousands | Aug. 03, 2019 | Jul. 28, 2018
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Prepaid Expenses and Other Current Assets | Fair Value, Inputs, Level 1 |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Mutual funds | $ 7 |
Prepaid Expenses and Other Current Assets | Fair Value, Inputs, Level 1 | Interest rate swap | Designated as Hedging Instrument |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Interest rate swaps designated as hedging instruments | 0 | $ 0
Prepaid Expenses and Other Current Assets | Fair Value, Inputs, Level 2 |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Mutual funds | 0 |
Prepaid Expenses and Other Current Assets | Fair Value, Inputs, Level 2 | Interest rate swap | Designated as Hedging Instrument |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Interest rate swaps designated as hedging instruments | 389 | 1,459
Prepaid Expenses and Other Current Assets | Fair Value, Inputs, Level 3 |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Mutual funds | 0 |
Prepaid Expenses and Other Current Assets | Fair Value, Inputs, Level 3 | Interest rate swap | Designated as Hedging Instrument |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Interest rate swaps designated as hedging instruments | 0 | 0
Other Assets | Fair Value, Inputs, Level 1 |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Mutual funds | 1,799 |
Other Assets | Fair Value, Inputs, Level 1 | Interest rate swap | Designated as Hedging Instrument |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Interest rate swaps designated as hedging instruments |  | 0
Other Assets | Fair Value, Inputs, Level 1 | Interest rate swap | Not Designated as Hedging Instrument |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Interest rate swaps designated as hedging instruments | 0 |
Other Assets | Fair Value, Inputs, Level 2 |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Mutual funds | 0 |
Other Assets | Fair Value, Inputs, Level 2 | Interest rate swap | Designated as Hedging Instrument |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Interest rate swaps designated as hedging instruments |  | 5,860
Other Assets | Fair Value, Inputs, Level 2 | Interest rate swap | Not Designated as Hedging Instrument |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Interest rate swaps designated as hedging instruments | 145 |
Other Assets | Fair Value, Inputs, Level 3 |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Mutual funds | 0 |
Other Assets | Fair Value, Inputs, Level 3 | Interest rate swap | Designated as Hedging Instrument |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Interest rate swaps designated as hedging instruments |  | $ 0
Other Assets | Fair Value, Inputs, Level 3 | Interest rate swap | Not Designated as Hedging Instrument |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Interest rate swaps designated as hedging instruments | 0 |
Accrued Expenses And Other Current Liabilities | Fair Value, Inputs, Level 1 | Designated as Hedging Instrument |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Liabilities | 0 |
Accrued Expenses And Other Current Liabilities | Fair Value, Inputs, Level 2 | Designated as Hedging Instrument |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Liabilities | 16,360 |
Accrued Expenses And Other Current Liabilities | Fair Value, Inputs, Level 3 | Designated as Hedging Instrument |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Liabilities | 0 |
Other Noncurrent Liabilities | Fair Value, Inputs, Level 1 | Designated as Hedging Instrument |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Liabilities | 0 |
Other Noncurrent Liabilities | Fair Value, Inputs, Level 2 | Designated as Hedging Instrument |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Liabilities | 60,737 |
Other Noncurrent Liabilities | Fair Value, Inputs, Level 3 | Designated as Hedging Instrument |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Liabilities | $ 0 |

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- Definition Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226008-175313 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=118260190&loc=d3e13433-108611 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 + Details
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