Segment Information - Schedule of Segment Reporting Information By Segment (Detail) - USD ($) $ in Thousands	3 Months Ended
	Oct. 31, 2022	Oct. 31, 2021
Segment Reporting Information [Line Items]
Net sales	$ 322,569	$ 321,475
Segment Profit	57,903	51,109
IDS
Segment Reporting Information [Line Items]
Net sales	256,356	248,617
Segment Profit	51,525	48,816
WPS
Segment Reporting Information [Line Items]
Net sales	66,213	72,858
Segment Profit	6,378	2,293
Americas
Segment Reporting Information [Line Items]
Net sales	192,131	186,052
Americas | IDS
Segment Reporting Information [Line Items]
Net sales	173,349	164,910
Americas | WPS
Segment Reporting Information [Line Items]
Net sales	18,782	21,142
Europe
Segment Reporting Information [Line Items]
Net sales	90,192	94,911
Europe | IDS
Segment Reporting Information [Line Items]
Net sales	56,643	56,889
Europe | WPS
Segment Reporting Information [Line Items]
Net sales	33,549	38,022
Asia-Pacific
Segment Reporting Information [Line Items]
Net sales	40,246	40,512
Asia-Pacific | IDS
Segment Reporting Information [Line Items]
Net sales	26,364	26,818
Asia-Pacific | WPS
Segment Reporting Information [Line Items]
Net sales	$ 13,882	$ 13,694