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Revenue - Percentages of Sales by Product Line (Details) - Product Line - Sales	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Percentage of Sales by Product Line [Line Items]
Percentage of sales	100.00%	100.00%	100.00%
Fasteners
Percentage of Sales by Product Line [Line Items]
Percentage of sales	30.70%	32.40%	34.00%
Tools
Percentage of Sales by Product Line [Line Items]
Percentage of sales	8.40%	8.50%	8.40%
Cutting tools
Percentage of Sales by Product Line [Line Items]
Percentage of sales	5.30%	5.30%	5.00%
Hydraulics & pneumatics
Percentage of Sales by Product Line [Line Items]
Percentage of sales	6.70%	6.70%	6.50%
Material handling
Percentage of Sales by Product Line [Line Items]
Percentage of sales	5.60%	5.60%	5.70%
Janitorial supplies
Percentage of Sales by Product Line [Line Items]
Percentage of sales	8.80%	8.40%	8.00%
Electrical supplies
Percentage of Sales by Product Line [Line Items]
Percentage of sales	4.70%	4.60%	4.40%
Welding supplies
Percentage of Sales by Product Line [Line Items]
Percentage of sales	4.20%	4.10%	3.90%
Safety supplies
Percentage of Sales by Product Line [Line Items]
Percentage of sales	22.20%	21.20%	20.80%
Other
Percentage of Sales by Product Line [Line Items]
Percentage of sales	3.40%	3.20%	3.30%

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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