PENSION AND OTHER POSTRETIREMENT BENEFITS Amounts recognized in other comprehensive income (Details) - USD ($) $ in Thousands	12 Months Ended
Jul. 31, 2022	Jul. 31, 2021
Defined Benefit Plans and Postretirement Health Benefits
Total recognized in other comprehensive income	$ (2,186)	$ (7,566)
Pension Benefits
Defined Benefit Plans and Postretirement Health Benefits
Net actuarial gain	(1,203)	(6,355)
Amortization of: Prior service income	0	0
Amortization of actuarial loss	(110)	(496)
Curtailment/Settlement	0	(480)
Total recognized in other comprehensive income	(1,313)	(7,331)
Postretirement Health Benefits
Defined Benefit Plans and Postretirement Health Benefits
Net actuarial gain	(878)	(237)
Amortization of: Prior service income	5	5
Amortization of actuarial loss	0	(3)
Curtailment/Settlement	0	0
Total recognized in other comprehensive income	$ (873)	$ (235)

Combined Settlement and Curtailment Gain (Loss), after Tax

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Amount, after tax, of gain (loss) for (increase) decrease in value of benefit obligation for change in actuarial assumptions and increase (decrease) in value of plan assets from experience different from that assumed of defined benefit plan, that has not been recognized in net periodic benefit (cost) credit.

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Amount, after tax, of reclassification adjustment from accumulated other comprehensive (income) loss for prior service cost (credit) of defined benefit plan.

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Amount, after tax and reclassification adjustment, of (increase) decrease in accumulated other comprehensive income for defined benefit plan.

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Amount, after tax, of reclassification adjustment from accumulated other comprehensive income (loss) for gain (loss) of defined benefit plan.

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