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Revenue - Percentages of Sales by Product Line (Details) - Product Line - Sales | 12 Months Ended
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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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