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Revenue - Percentages of Sales by Product Line (Details) - Product Line - Sales	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Percentage of Sales by Product Line [Line Items]
Percentage of sales	100.00%	100.00%	100.00%	100.00%
Fasteners
Percentage of Sales by Product Line [Line Items]
Percentage of sales	30.50%	31.00%	30.40%	31.30%
Tools
Percentage of Sales by Product Line [Line Items]
Percentage of sales	8.30%	8.40%	8.40%	8.50%
Cutting tools
Percentage of Sales by Product Line [Line Items]
Percentage of sales	5.10%	5.30%	5.20%	5.30%
Hydraulics & pneumatics
Percentage of Sales by Product Line [Line Items]
Percentage of sales	6.90%	6.80%	6.90%	6.80%
Material handling
Percentage of Sales by Product Line [Line Items]
Percentage of sales	5.70%	5.60%	5.70%	5.60%
Janitorial supplies
Percentage of Sales by Product Line [Line Items]
Percentage of sales	9.10%	8.80%	9.10%	8.60%
Electrical supplies
Percentage of Sales by Product Line [Line Items]
Percentage of sales	4.80%	4.50%	4.80%	4.50%
Welding supplies
Percentage of Sales by Product Line [Line Items]
Percentage of sales	4.20%	4.30%	4.20%	4.20%
Safety supplies
Percentage of Sales by Product Line [Line Items]
Percentage of sales	22.20%	21.80%	22.10%	21.70%
Other
Percentage of Sales by Product Line [Line Items]
Percentage of sales	3.20%	3.50%	3.20%	3.50%

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