Reportable Segments (Tables)

3 Months Ended

Mar. 31, 2024

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment

Financial information by segment follows:

	Three Months Ended March 31,
	2024		2023
	(In millions)
Revenues
Natural Gas Pipelines
Revenues from external customers	$	2,333	$	2,463
Intersegment revenues	3		3
Products Pipelines	728		668
Terminals
Revenues from external customers	494		460
Intersegment revenues	2		1
CO2
Revenues from external customers	287		297
Intersegment revenues	1		—
Corporate and intersegment eliminations	(6)		(4)
Total consolidated revenues	$	3,842	$	3,888

	Three Months Ended March 31,
	2024		2023
	(In millions)
Segment EBDA(a)
Natural Gas Pipelines	$	1,514	$	1,495
Products Pipelines	292		184
Terminals	269		254
CO2	158		172
Total Segment EBDA	2,233		2,105
DD&A	(587)		(565)
Amortization of excess cost of equity investments	(12)		(17)
General and administrative and corporate charges	(180)		(179)
Interest, net	(472)		(445)
Income tax expense	(209)		(196)
Total consolidated net income	$	773	$	703

	March 31, 2024		December 31, 2023
	(In millions)
Assets
Natural Gas Pipelines	$	49,677	$	49,883
Products Pipelines	8,750		8,781
Terminals	8,213		8,235
CO2	3,450		3,497
Corporate assets(b)	646		624
Total consolidated assets	$	70,736	$	71,020

(a)Includes revenues, earnings from equity investments, operating expenses, gain on divestitures, net, other income, net, and other, net. Operating expenses include costs of sales, operations and maintenance expenses, and taxes, other than income taxes.

(b)Includes cash and cash equivalents, restricted deposits, certain prepaid assets and deferred charges, risk management assets related to derivative contracts, corporate headquarters in Houston, Texas and miscellaneous corporate assets (such as information technology, telecommunications equipment and legacy activity) not allocated to our reportable segments.