Supplemental Financial Statement Information - Property and Equipment (Details) - USD ($) $ in Millions	Jun. 30, 2025	Dec. 31, 2024
Property, Plant and Equipment, Net [Abstract]
Less: accumulated depreciation	$ (89,349)	$ (79,390)
Property and equipment, net	203,231	171,036
Property and equipment, in service
Property, Plant and Equipment, Net [Abstract]
Property, plant and equipment, gross	230,880	199,829
Technical infrastructure
Property, Plant and Equipment, Net [Abstract]
Property, plant and equipment, gross	$ 167,467	$ 139,596
Property, plant and equipment, gross, percentage	60.00%	60.00%
Office space
Property, Plant and Equipment, Net [Abstract]
Property, plant and equipment, gross	$ 45,493	$ 43,714
Corporate and other assets
Property, Plant and Equipment, Net [Abstract]
Property, plant and equipment, gross	17,920	16,519
Assets not yet in service
Property, Plant and Equipment, Net [Abstract]
Property, plant and equipment, gross	$ 61,700	$ 50,597