REVENUE (Tables)

12 Months Ended

Dec. 31, 2020

Revenue from Contract with Customer [Abstract]

Schedule of Revenue from External Customers by Geographic Areas

The following tables disaggregate our revenue by primary geographical market by our reportable business segments and by industry for SCS. Refer to Note 23, “Segment Reporting”, for the disaggregation of our revenue by major product/service lines.

Primary Geographical Markets

	Year ended December 31, 2020
	FMS		SCS		DTS		Eliminations		Total
	(In thousands)
United States	$	4,646,290	$	2,146,936	$	1,229,374	$	(506,884)	$	7,515,716
Canada	269,198		207,911		—		(17,286)		459,823
Europe	254,979		—		—		—		254,979
Mexico	—		189,573		—		—		189,573
Total revenue	$	5,170,467	$	2,544,420	$	1,229,374	$	(524,170)	$	8,420,091

	Year ended December 31, 2019
	FMS		SCS		DTS		Eliminations		Total
	(In thousands)
United States	$	4,965,461	$	2,110,240	$	1,417,483	$	(593,170)	$	7,900,014
Canada	302,956		215,380		—		(21,186)		497,150
Europe	302,986		—		—		—		302,986
Mexico	—		222,358		—		—		222,358
Singapore	—		3,293		—		—		3,293
Total revenue	$	5,571,403	$	2,551,271	$	1,417,483	$	(614,356)	$	8,925,801

	Year ended December 31, 2018
	FMS		SCS		DTS		Eliminations		Total
	(In thousands)
United States	$	4,639,494	$	1,990,486	$	1,333,313	$	(554,764)	$	7,408,529
Canada	302,106		185,655		—		(21,440)		466,321
Europe	317,093		—		—		—		317,093
Mexico	—		198,147		—		—		198,147
Singapore	—		23,856		—		—		23,856
Total revenue	$	5,258,693	$	2,398,144	$	1,333,313	$	(576,204)	$	8,413,946

Schedule of Disaggregation of Revenue

Our SCS business segment includes revenue from the following industries:

		Years ended December 31,
		2020		2019		2018
	(In thousands)
Automotive		$	940,314	$	1,003,508	$	947,408
Technology and healthcare		386,610		432,107		480,026
Consumer packaged goods and retail		993,403		901,344		766,765
Industrial and other		224,093		214,312		203,945
Total revenue		$	2,544,420	$	2,551,271	$	2,398,144

Schedule of Changes in Contract Liability

The following table includes the changes in deferred revenue due to the collection and deferral of cash or the satisfaction of our performance obligation under the contract:

	2020		2019
	(In thousands)
Balance as of beginning of year	$	603,687	$	582,078
Recognized as revenue during period from beginning balance	(179,623)		(180,939)
Consideration deferred during period, net	203,308		203,136
Foreign currency translation adjustment and other	2,367		(588)
Balance as of end of year	$	629,739	$	603,687