Accumulated Other Comprehensive Loss, Net of Tax (Details) - USD ($) $ in Thousands	6 Months Ended
	Jan. 31, 2024	Jan. 31, 2023
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	$ (93,061)	$ (109,077)
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	(5,423)	14,483
Amounts reclassified from accumulated other comprehensive loss	(1,457)	(776)
Ending balance	(99,941)	(95,370)
Unrealized gain on cash flow hedges
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	1,641	954
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	350	1,593
Amounts reclassified from accumulated other comprehensive loss	(1,155)	(598)
Ending balance	836	1,949
Unamortized gain on post-retirement plans
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	756	1,436
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	0	0
Amounts reclassified from accumulated other comprehensive loss	(302)	(178)
Ending balance	454	1,258
Foreign currency translation adjustments
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	(95,458)	(111,467)
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	(5,773)	12,890
Amounts reclassified from accumulated other comprehensive loss	0	0
Ending balance	$ (101,231)	$ (98,577)