Segment and Geographic Information (Tables)

12 Months Ended

Dec. 31, 2023

Segment Reporting [Abstract]

Schedule of Geographic Distributions of Revenues, Equity in Earnings of Affiliates, Adjusted Segment EBITDA, Depreciation and Amortization, Assets and Goodwill and Other Intangible Assets

The geographic distributions of our revenues, equity in earnings of affiliates, adjusted segment EBITDA, depreciation and amortization, assets and goodwill and other intangible assets are summarized in the following table (dollars in millions) and represent the operating segments under the January 1, 2023 reorganized segment structure:

	For the Year Ended December 31,
	2023			2022			2021
Revenues:
National Group	$	18,105		$	16,767		$	16,329
Atlantic Group		21,167			19,324			19,098
American Group		22,318			20,858			19,636
Corporate and other		3,378			3,284			3,689
	$	64,968		$	60,233		$	58,752
Equity in losses (earnings) of affiliates:
National Group	$	(2	)	$	(1	)	$	(33	)
Atlantic Group		(3	)		(3	)		(2	)
American Group		(59	)		(43	)		(50	)
Corporate and other		42			2			(28	)
	$	(22	)	$	(45	)	$	(113	)
Adjusted segment EBITDA:
National Group	$	4,000		$	3,616		$	4,202
Atlantic Group		4,492			3,881			4,218
American Group		5,208			5,102			4,836
Corporate and other		(974	)		(532	)		(612	)
	$	12,726		$	12,067		$	12,644
Depreciation and amortization:
National Group	$	834		$	801		$	754
Atlantic Group		989			921			848
American Group		971			937			897
Corporate and other		283			310			354
	$	3,077		$	2,969		$	2,853

NOTE 13 — SEGMENT AND GEOGRAPHIC INFORMATION (continued)

	For the Year Ended December 31,
	2023		2022			2021
Adjusted segment EBITDA	$	12,726	$	12,067		$	12,644
Depreciation and amortization		3,077		2,969			2,853
Interest expense		1,938		1,741			1,566
Losses (gains) on sales of facilities		5		(1,301	)		(1,620	)
Losses on retirement of debt		—		78			12
Income before income taxes	$	7,706	$	8,580		$	9,833

	December 31,
	2023		2022		2021
Assets:
National Group	$	12,487	$	11,793	$	11,236
Atlantic Group		16,098		15,092		13,944
American Group		19,786		17,934		17,224
Corporate and other		7,840		7,619		8,338
	$	56,211	$	52,438	$	50,742

	National Group			Atlantic Group			American Group		Corporate and Other			Total
Goodwill and other intangible assets:
Balance at December 31, 2020	$	1,089		$	1,375		$	4,996	$	1,118		$	8,578
Acquisitions		126			610			66		260			1,062
Foreign currency translation, amortization and other		(3	)		(15	)		—		(82	)		(100	)
Balance at December 31, 2021		1,212			1,970			5,062		1,296			9,540
Acquisitions		75			90			90		7			262
Foreign currency translation, amortization and other		(43	)		(3	)		—		(103	)		(149	)
Balance at December 31, 2022		1,244			2,057			5,152		1,200			9,653
Acquisitions		—			8			326		28			362
Foreign currency translation, amortization and other		(3	)		(1	)		—		(66	)		(70	)
Balance at December 31, 2023	$	1,241		$	2,064		$	5,478	$	1,162		$	9,945