REVENUE (Tables)

9 Months Ended

Sep. 30, 2019

Revenue from Contract with Customer [Abstract]

The following table presents the Company's percentage of revenue by reportable segment and by major customer industry:



	Three Months Ended September 30,
	2019						2018
	U.S.		Canada		Total Company (2)		U.S.		Canada		Total Company (2)
Government	20	%	5	%	15	%	20	%	5	%	15	%
Heavy Manufacturing	18	%	20	%	17	%	19	%	20	%	18	%
Light Manufacturing	12	%	6	%	10	%	13	%	6	%	11	%
Transportation	6	%	8	%	5	%	5	%	8	%	5	%
Commercial	17	%	9	%	13	%	16	%	9	%	13	%
Retail/Wholesale	9	%	4	%	7	%	8	%	4	%	7	%
Contractors	9	%	11	%	8	%	9	%	11	%	8	%
Natural Resources	3	%	33	%	4	%	3	%	34	%	4	%
Other (1)	6	%	4	%	21	%	7	%	3	%	19	%
Total net sales to external customers	100	%	100	%	100	%	100	%	100	%	100	%
Percent of Total Company Revenue	73	%	4	%	100	%	73	%	5	%	100	%



	Nine Months Ended September 30,
	2019						2018
	U.S.		Canada		Total Company (2)		U.S.		Canada		Total Company (2)
Government	19	%	6	%	14	%	19	%	6	%	14	%
Heavy Manufacturing	19	%	20	%	17	%	19	%	20	%	18	%
Light Manufacturing	13	%	6	%	11	%	13	%	6	%	11	%
Transportation	5	%	8	%	5	%	5	%	7	%	5	%
Commercial	17	%	9	%	13	%	16	%	10	%	13	%
Retail/Wholesale	8	%	4	%	7	%	8	%	4	%	7	%
Contractors	10	%	11	%	8	%	10	%	11	%	8	%
Natural Resources	3	%	32	%	4	%	3	%	33	%	4	%
Other (1)	6	%	4	%	21	%	7	%	3	%	20	%
Total net sales to external customers	100	%	100	%	100	%	100	%	100	%	100	%
Percent of Total Company Revenue	73	%	5	%	100	%	73	%	6	%	100	%

(1) Other category primarily includes revenue from individual customers not aligned to major industry segment, including small businesses and consumers and intersegment net sales.

(2) Total Company includes other businesses, which include the Company's endless assortment businesses and operations in Europe, Asia and Latin America and accounts for approximately 23% and 22% of revenue for the three months ended September 30, 2019 and 2018, respectively, and accounts for 22% and 21% of revenue for the nine months ended September 30, 2019 and 2018, respectively.