Property and Equipment - Schedule of Construction in Progress (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Property, Plant and Equipment [Line Items]
Construction in progress	$ 988	$ 538
Satellite system
Property, Plant and Equipment [Line Items]
Construction in progress	751	490
Capitalized software and hardware
Property, Plant and Equipment [Line Items]
Construction in progress	197	17
Other
Property, Plant and Equipment [Line Items]
Construction in progress	$ 40	$ 31