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Revenue - Percentages of Sales by Product Line (Details) - Product Line - Sales | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
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 | 34.10% | 33.40% | 34.30% | 33.20%
Tools |  |  |  |
Percentage of Sales by Product Line [Line Items] |  |  |  |
Percentage of sales | 8.40% | 8.50% | 8.30% | 8.60%
Cutting tools |  |  |  |
Percentage of Sales by Product Line [Line Items] |  |  |  |
Percentage of sales | 5.00% | 5.00% | 5.00% | 5.00%
Hydraulics & pneumatics |  |  |  |
Percentage of Sales by Product Line [Line Items] |  |  |  |
Percentage of sales | 6.60% | 6.50% | 6.60% | 6.40%
Material handling |  |  |  |
Percentage of Sales by Product Line [Line Items] |  |  |  |
Percentage of sales | 5.60% | 5.50% | 5.70% | 5.50%
Janitorial supplies |  |  |  |
Percentage of Sales by Product Line [Line Items] |  |  |  |
Percentage of sales | 8.10% | 8.30% | 8.00% | 8.20%
Electrical supplies |  |  |  |
Percentage of Sales by Product Line [Line Items] |  |  |  |
Percentage of sales | 4.50% | 4.30% | 4.40% | 4.30%
Welding supplies |  |  |  |
Percentage of Sales by Product Line [Line Items] |  |  |  |
Percentage of sales | 3.90% | 3.80% | 3.80% | 3.80%
Safety Supplies |  |  |  |
Percentage of Sales by Product Line [Line Items] |  |  |  |
Percentage of sales | 20.50% | 21.10% | 20.60% | 21.20%
Other |  |  |  |
Percentage of Sales by Product Line [Line Items] |  |  |  |
Percentage of sales | 3.30% | 3.60% | 3.30% | 3.80%

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