INCOME TAXES - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
Jul. 27, 2019	Jul. 28, 2018
Income Tax Disclosure [Abstract]
Blended tax rate	21.00%	26.90%
Income tax benefit related to remeasurement of deferred tax balances		$ 3,300
Income tax benefit related to settlement aggreement with the New Jersey Division of Taxation	$ 777
Tax benefit related to interest and penalties	$ 242

Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Amount of income tax expense (benefit) from continuing operations attributable to an adjustment of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to income tax settlements. Including, but not limited to, domestic tax settlement, foreign tax settlement, state and local tax settlement, and other tax settlements.

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Amount of expense for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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