Consolidated Balance Sheets (Parenthetical) - USD ($) shares in Millions, $ in Millions		Mar. 31, 2024	Dec. 31, 2023
Other property and equipment, net	[1]	$ 1,551	$ 1,503
Common stock, par value (in dollars per share)		$ 0.1	$ 0.1
Common stock, shares authorized (in shares)		1,000.0	1,000.0
Common stock, shares issued (in shares)		633.0	636.0
Treasury stock common shares			0.3
CDM [Member]
Other property and equipment, net		$ 154	$ 136

[1] $154 million and $136 million related to CDM in 2024 and 2023, respectively.