DEFINED BENEFIT PENSION PLANS - Schedule of Defined Benefit Plan Assets Fair Value Measurements (Detail) - USD ($) $ in Thousands	Jul. 31, 2022	Jul. 31, 2021	Jul. 31, 2020
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	$ 17,976	$ 29,223	$ 29,050
Fair Value, Measurements, Recurring
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	$ 17,976	$ 29,223
Asset Allocations	100.00%	100.00%
Fair Value, Measurements, Recurring | Level 1
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	$ 0	$ 0
Fair Value, Measurements, Recurring | Level 2
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	0	0
Fair Value, Measurements, Recurring | Level 3
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	17,976	29,223
Fair Value, Measurements, Recurring | Insurance contract
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	$ 17,560	$ 28,554
Asset Allocations	98.00%	98.00%
Fair Value, Measurements, Recurring | Insurance contract | Level 1
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	$ 0	$ 0
Fair Value, Measurements, Recurring | Insurance contract | Level 2
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	0	0
Fair Value, Measurements, Recurring | Insurance contract | Level 3
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	17,560	28,554
Fair Value, Measurements, Recurring | Other investments
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	$ 416	$ 669
Asset Allocations	2.00%	2.00%
Fair Value, Measurements, Recurring | Other investments | Level 1
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	$ 0	$ 0
Fair Value, Measurements, Recurring | Other investments | Level 2
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	0	0
Fair Value, Measurements, Recurring | Other investments | Level 3
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	$ 416	$ 669