Commitments and Contingencies (Detail)		1 Months Ended
	Sep. 12, 2023 claim	Apr. 30, 2023 USD ($)	Mar. 31, 2021 USD ($)	Feb. 28, 2021 USD ($)	Dec. 31, 2023 USD ($)	Oct. 31, 2023 USD ($)	Jun. 30, 2023 USD ($)
Loss Contingencies [Line Items]
Total firm commitments and future debt payments					$ 38,000,000,000		$ 39,000,000,000
6.500% Senior Notes due 2033 | Senior Notes
Loss Contingencies [Line Items]
Debt instrument face amount						$ 1,250,000,000
Smartmatic
Loss Contingencies [Line Items]
Loss contingency, damages sought, value				$ 2,700,000,000
Dominion
Loss Contingencies [Line Items]
Loss contingency, damages sought, value			$ 1,600,000,000
Legal settlement costs		$ 800,000,000
Loss contingency, new claims filed, number | claim	2
U.K. Newspaper Matters Indemnity
Loss Contingencies [Line Items]
Liability related to indemnity					$ 90,000,000		$ 115,000,000