SEGMENTS AND RELATED INFORMATION

12 Months Ended

Dec. 31, 2019

17. SEGMENTS AND RELATED INFORMATION

WESCO distributes products and provides services through its four operating segments, which have been aggregated as one reportable segment. WESCO has approximately 200,000 unique product stock keeping units and markets more than 1,000,000 products for customers. There were no material amounts of sales or transfers among geographic areas and no material amounts of export sales.

WESCO attributes revenues from external customers to individual countries on the basis of the point of sale. The following table sets forth information about WESCO by geographic area:



	Net Sales Year Ended December 31,												Long-Lived Assets⁽¹⁾ December 31,
	2019				2018				2017				2019		2018		2017
(In thousands)	(In thousands)												(In thousands)
United States	$	6,234,119	75	%	$	6,089,130	75	%	$	5,775,988	75	%	$	315,288	$	106,078	$	95,851
Canada⁽²⁾	1,647,066		20	%	1,647,933		20	%	1,521,378		20	%	95,642		50,877		56,591
Other International⁽²⁾	477,732		5	%	439,538		5	%	381,655		5	%	6,352		3,923		4,003
Total	$	8,358,917			$	8,176,601			$	7,679,021			$	417,282	$	160,878	$	156,445


⁽¹⁾	As described in Note 2, effective January 1, 2019, the Company adopted Topic 842 using the effective date method. The adoption of Topic 842 resulted in the recognition of right-of-use assets in the balance sheet. As of December 31, 2019, long-lived assets include $235.8 million of operating lease assets.


⁽²⁾	The prior period has been reclassified to confirm to the current period presentation.

The following table sets forth information about WESCO’s sales by product category:



	Year Ended December 31,
	2019	2018	2017
(percentages based on total sales)
General Supplies	41%	40%	40%
Wire, Cable and Conduit	14%	14%	15%
Communications and Security	16%	16%	15%
Electrical Distribution and Controls	10%	11%	10%
Lighting and Sustainability	11%	11%	12%
Automation, Controls and Motors	8%	8%	8%