Segment Information - Schedule of Segment Reporting Information By Segment (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2022	Jul. 31, 2021	Jul. 31, 2020
Segment Reporting Information [Line Items]
Net sales	$ 1,302,062	$ 1,144,698	$ 1,081,299
Depreciation and amortization	34,182	25,483	23,437
Segment profit	220,365	191,992	171,658
Assets	1,367,332	1,377,756	1,142,466
Expenditures for property, plant & equipment	43,138	27,189	27,277
Americas [Member]
Segment Reporting Information [Line Items]
Net sales	753,350	637,752	624,870
Europe [Member]
Segment Reporting Information [Line Items]
Net sales	388,618	355,210	317,897
Asia Pacific [Member]
Segment Reporting Information [Line Items]
Net sales	160,094	151,736	138,532
Identification Solutions
Segment Reporting Information [Line Items]
Net sales	1,010,883	841,508	784,707
Depreciation and amortization	31,009	22,248	20,745
Segment profit	197,125	169,238	150,639
Assets	1,080,194	1,079,331	737,589
Expenditures for property, plant & equipment	35,309	20,262	17,637
Identification Solutions | Americas [Member]
Segment Reporting Information [Line Items]
Net sales	670,355	551,938	532,357
Identification Solutions | Europe [Member]
Segment Reporting Information [Line Items]
Net sales	232,794	191,854	165,490
Identification Solutions | Asia Pacific [Member]
Segment Reporting Information [Line Items]
Net sales	107,734	97,716	86,860
Workplace Safety
Segment Reporting Information [Line Items]
Net sales	291,179	303,190	296,592
Depreciation and amortization	3,173	3,235	2,692
Segment profit	23,240	22,754	21,019
Assets	173,069	151,090	187,234
Expenditures for property, plant & equipment	7,829	6,927	9,640
Workplace Safety | Americas [Member]
Segment Reporting Information [Line Items]
Net sales	82,995	85,814	92,513
Workplace Safety | Europe [Member]
Segment Reporting Information [Line Items]
Net sales	155,824	163,356	152,407
Workplace Safety | Asia Pacific [Member]
Segment Reporting Information [Line Items]
Net sales	52,360	54,020	51,672
Corporate [Member]
Segment Reporting Information [Line Items]
Assets	$ 114,069	$ 147,335	$ 217,643