Long-term Debt and Finance Leases - Vivint Secured Notes Tender Offer and Vivint Unsecured Notes Exchange Offer (Details) - USD ($) $ in Millions			12 Months Ended
	Nov. 08, 2024	Oct. 30, 2024	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	Nov. 14, 2024
Debt Instrument [Line Items]
Interest paid			$ 572	$ 626	$ 548
Loss on debt extinguishment			$ 10	382	$ (109)
Vivint 6.750% Senior Secured Notes, due 2027 | Non Recourse Debt
Debt Instrument [Line Items]
Interest rate, stated percentage	6.75%	6.75%
Principal repurchased		$ 589
Tender amount		600
Interest paid		$ 8
Debt instrument, aggregate principal	$ 11
Loss on debt extinguishment	13
Write off of deferred debt issuance cost	$ 1
Vivint 5.750% Senior Secured Notes, due 2029 | Non Recourse Debt
Debt Instrument [Line Items]
Interest rate, stated percentage			5.75%
Debt instrument, aggregate principal				798
Loss on debt extinguishment				$ 90
Senior Notes, due 2029 | Unsecured Debt
Debt Instrument [Line Items]
Interest rate, stated percentage		5.75%				5.75%
Principal repurchased						$ 2
Debt instrument, aggregate principal		$ 798