LONG-TERM DEBT - Schedule of Debt (Details) - USD ($) $ in Millions	9 Months Ended
Apr. 30, 2022	Jul. 31, 2021
Debt Instrument [Line Items]
Debt issuance costs, net	$ (25)	$ (35)
Original issue discount on debt	(11)	(17)
Long-term debt, including current portion	2,391	2,188
Less: current portion of long-term debt	(14)	(13)
Long-term debt	$ 2,377	2,175
ABL Credit Facility
Debt Instrument [Line Items]
Average Interest Rate	2.16%
Long-term debt, gross	$ 1,101	701
Other secured loans
Debt Instrument [Line Items]
Average Interest Rate	5.12%
Long-term debt, gross	$ 26	37
Secured Debt \| Term Loan Facility
Debt Instrument [Line Items]
Average Interest Rate	4.01%
Long-term debt, gross	$ 800	1,002
Debt issuance costs, net	(13)
Original issue discount on debt	$ (11)
Senior Notes \| Senior Notes due 2028, 6.750%
Debt Instrument [Line Items]
Average Interest Rate	6.75%
Long-term debt, gross	$ 500	$ 500

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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The average effective interest rate during the reporting period.

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Amount, after accumulated amortization, of debt discount.

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Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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