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REVENUE
 12 Months Ended
Dec. 31, 2024
REVENUE [Abstract]  
REVENUE REVENUE
Grainger serves a large number of customers in diverse industries, which are subject to different economic and market-specific factors. The Company's revenue is primarily comprised of MRO product sales and related activities.

The Company's presentation of revenue by segment and customer industry most reasonably depicts how the nature, amount, timing and uncertainty of the Company's revenue and cash flows are affected by economic and market-specific factors. The majority of Company revenue originates from contracts with a single performance obligation to deliver products, whereby performance obligations are satisfied when control of the product is transferred to the customer per the arranged shipping terms.

The following tables present the Company's percentage of revenue by reportable segment and by customer industry:
 Twelve Months Ended December 31,
2024
2023
2022(1)
 High-Touch Solutions N.A. Endless Assortment 
Total Company (2)
High-Touch Solutions N.A.Endless Assortment
Total Company (2)
High-Touch Solutions N.A.Endless Assortment
Total Company (2)
Manufacturing31 %29 %31 %30 %30 %30 %31 %30 %30 %
Government19 %3 %16 %19 %3 %16 %18 %3 %15 %
Wholesale7 %18 %9 %7 %16 %9 %7 %16 %9 %
Commercial Services7 %12 %8 %7 %12 %8 %7 %13 %8 %
Contractors5 %12 %6 %5 %12 %6 %5 %12 %6 %
Healthcare7 %2 %6 %7 %2 %6 %7 %2 %6 %
Retail4 %4 %4 %4 %4 %4 %4 %4 %4 %
Transportation4 %2 %4 %4 %2 %4 %4 %2 %4 %
Utilities3 %2 %3 %3 %2 %3 %3 %2 %3 %
Warehousing3 %— %2 %4 %— %3 %5 %— %4 %
Other(3)
10 %16 %11 %10 %17 %11 %9 %16 %11 %
Total net sales100 % 100 % 100 %100 %100 %100 %100 %100 %100 %
Percent of total company revenue80 %18 %100 %81 %18 %100 %80 %18 %100 %
(1) Customer industry results for the twelve months ended December 31, 2022 were reclassified to reflect the Company's current classifications, which primarily uses the North American Industry Classification System (NAICS) beginning January 1, 2023.
(2) Total Company includes Other, which includes the Cromwell business. Other accounts for approximately 2%, 1% and 2% of revenue for the twelve months ended December 31, 2024, 2023 and 2022, respectively.
(3) Other primarily includes revenue from industries and customers that are not material individually, including hospitality, restaurants, property management and natural resources.