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RELATED PARTY TRANSACTIONS (Details) - USD ($)		3 Months Ended		6 Months Ended
RELATED PARTY TRANSACTIONS (Details) - USD ($)	Dec. 15, 2017	Jan. 31, 2022	Jan. 31, 2021	Jan. 31, 2022	Jan. 31, 2021	Jul. 31, 2021	Feb. 28, 2019
Related Party Transaction [Line Items]
Long-term debt		$ 371,139,000		$ 371,139,000		$ 373,134,000
Preferred stock, shares issued (in shares)		0		0		0
SPHG Holdings \| 7.50% Convertible Senior Note due March 1, 2024
Related Party Transaction [Line Items]
Principal amount convertible senior notes held of		$ 14,940,000		$ 14,940,000		$ 14,940,000	$ 14,900,000
Long-term debt		10,143,000		10,143,000		9,343,000
Steel Holdings \| Convertible debt
Related Party Transaction [Line Items]
Principal amount convertible senior notes held of		14,900,000		14,900,000		14,900,000	$ 14,900,000
SPHG Holdings \| Purchase agreement \| Series C convertible preferred stock
Related Party Transaction [Line Items]
Preferred stock, shares issued (in shares)	35,000
Price per share (in usd per share)	$ 1,000
Proceeds from issuance of preferred stock	$ 35,000,000
Steel Services Ltd. \| Management Services Agreement
Related Party Transaction [Line Items]
Total expenses incurred related to Management Services Agreement and Transfer Agreement		900,000	$ 900,000	1,800,000	$ 2,500,000
SP Corporate Services Llc and Steel Services Limited \| Management Services Agreement
Related Party Transaction [Line Items]
Amount due to related parties		$ 700,000		$ 700,000		$ 900,000
Steel Connect, Inc. \| SPHG Holdings
Related Party Transaction [Line Items]
Ownership percentage in capital stock		53.40%		53.40%