PENSION AND OTHER POSTRETIREMENT BENEFITS Amounts Recognized in Consolidated Balance Sheet (Details) - USD ($) $ in Thousands	Jul. 31, 2023	Jul. 31, 2022
Defined Benefit Plans and Postretirement Health Benefits
Other noncurrent liabilities	$ (1,753)	$ (798)
Pension Benefits
Defined Benefit Plans and Postretirement Health Benefits
Deferred income taxes	0	(335)
Other current assets	148	0
Other current liabilities	0	0
Other noncurrent liabilities	0	1,248
Accumulated other comprehensive income - net of tax, Net actuarial loss (gain)	0	2,998
Postretirement Health Benefits
Defined Benefit Plans and Postretirement Health Benefits
Deferred income taxes	478	544
Other current assets	0	0
Other current liabilities	(100)	(73)
Other noncurrent liabilities	(1,753)	(2,046)
Accumulated other comprehensive income - net of tax, Net actuarial loss (gain)	$ (1,012)	$ (756)