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Revenue - Percentages of Sales by Product Line (Details) - Product Line - Sales | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
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 | 34.00% | 33.30% | 29.90%
Tools |  |  |
Percentage of Sales by Product Line [Line Items] |  |  |
Percentage of sales | 8.40% | 8.50% | 8.20%
Cutting tools |  |  |
Percentage of Sales by Product Line [Line Items] |  |  |
Percentage of sales | 5.00% | 5.00% | 4.70%
Hydraulics & pneumatics |  |  |
Percentage of Sales by Product Line [Line Items] |  |  |
Percentage of sales | 6.50% | 6.40% | 5.90%
Material handling |  |  |
Percentage of Sales by Product Line [Line Items] |  |  |
Percentage of sales | 5.70% | 5.60% | 5.10%
Janitorial supplies |  |  |
Percentage of Sales by Product Line [Line Items] |  |  |
Percentage of sales | 8.00% | 8.20% | 9.80%
Electrical supplies |  |  |
Percentage of Sales by Product Line [Line Items] |  |  |
Percentage of sales | 4.40% | 4.30% | 4.10%
Welding supplies |  |  |
Percentage of Sales by Product Line [Line Items] |  |  |
Percentage of sales | 3.90% | 3.80% | 3.50%
Safety supplies |  |  |
Percentage of Sales by Product Line [Line Items] |  |  |
Percentage of sales | 20.80% | 21.20% | 25.50%
Other |  |  |
Percentage of Sales by Product Line [Line Items] |  |  |
Percentage of sales | 3.30% | 3.70% | 3.30%

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