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Segment Information - Schedule of Segment Revenue and the Elimination of Intersegment Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Segment Reporting Information [Line Items]
Revenue	$ 495,995	$ 478,029
Intersegment revenue elimination
Segment Reporting Information [Line Items]
Revenue	(587)	(654)
Lawson
Segment Reporting Information [Line Items]
Revenue	123,689	120,440
Lawson | Operating Segments
Segment Reporting Information [Line Items]
Revenue	123,736	120,462
Lawson | Intersegment revenue elimination
Segment Reporting Information [Line Items]
Revenue	47	22
TestEquity
Segment Reporting Information [Line Items]
Revenue	203,764	188,456
TestEquity | Operating Segments
Segment Reporting Information [Line Items]
Revenue	204,176	188,773
TestEquity | Intersegment revenue elimination
Segment Reporting Information [Line Items]
Revenue	412	317
Gexpro Services
Segment Reporting Information [Line Items]
Revenue	117,543	118,593
Gexpro Services | Operating Segments
Segment Reporting Information [Line Items]
Revenue	117,648	118,905
Gexpro Services | Intersegment revenue elimination
Segment Reporting Information [Line Items]
Revenue	105	312
Canada Branch Division
Segment Reporting Information [Line Items]
Revenue	50,999	50,540
Canada Branch Division | Operating Segments
Segment Reporting Information [Line Items]
Revenue	51,022	50,543
Canada Branch Division | Intersegment revenue elimination
Segment Reporting Information [Line Items]
Revenue	$ 23	$ 3

X

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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