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Long-term Debt and Finance Leases - Senior Notes Issuance and Redemptions (Details) - USD ($) $ in Millions			12 Months Ended
	Nov. 08, 2024	Oct. 30, 2024	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Nov. 14, 2024	Oct. 31, 2024	Jun. 17, 2024	Apr. 16, 2024
Debt Instrument [Line Items]
Proceeds from credit facilities			$ 1,050	$ 3,020	$ 0
Long-term debt			10,892	10,940
Recourse Debt
Debt Instrument [Line Items]
Long-term debt			10,892	8,220
Non Recourse Debt
Debt Instrument [Line Items]
Long-term debt			$ 0	2,720
Senior Notes \| Unsecured Debt
Debt Instrument [Line Items]
Aggregate principal amount		$ 1,900
Senior Notes, due 2033 \| Unsecured Debt
Debt Instrument [Line Items]
Aggregate principal amount		$ 925
Interest rate, stated percentage		6.00%
Senior Notes, due 2033 \| Recourse Debt
Debt Instrument [Line Items]
Interest rate, stated percentage		6.00%	6.00%
Long-term debt			$ 925	0
Senior Notes, due 2034 \| Unsecured Debt
Debt Instrument [Line Items]
Aggregate principal amount		$ 950
Interest rate, stated percentage		6.25%
Senior Notes, due 2034 \| Recourse Debt
Debt Instrument [Line Items]
Interest rate, stated percentage		6.25%	6.25%
Long-term debt			$ 950	0
Senior Notes, due 2029 \| Unsecured Debt
Debt Instrument [Line Items]
Aggregate principal amount							$ 798
Interest rate, stated percentage							5.75%
Aggregate principal repaid						$ 2
Senior Notes, due 2029 \| Recourse Debt
Debt Instrument [Line Items]
Aggregate principal amount		$ 798
Interest rate, stated percentage		5.75%	5.75%
Long-term debt			$ 798	0
Revolving Credit Facility \| Term Loan Facility \| Term Loan B Facility
Debt Instrument [Line Items]
Proceeds from credit facilities		$ 450
Vivint 6.750% Senior Secured Notes, due 2027 \| Non Recourse Debt
Debt Instrument [Line Items]
Aggregate principal amount	$ 11
Interest rate, stated percentage	6.75%	6.75%	6.75%
Debt redemption amount		$ 600
Long-term debt			$ 0	600
Write off of deferred debt issuance cost	$ 1
Aggregate principal repaid		589
Senior Notes, due 2027 \| Recourse Debt
Debt Instrument [Line Items]
Aggregate principal amount			$ 375
Interest rate, stated percentage			6.625%
Debt redemption amount			$ 382
Long-term debt			$ 0	375			$ 375
Redemption percentage of principal			100.00%
Accrued interest			$ 7
Write off of deferred debt issuance cost			$ 1
Senior Notes, due 2027 \| Non Recourse Debt
Debt Instrument [Line Items]
Interest rate, stated percentage							6.625%
Vivint Term Loans and Senior Notes
Debt Instrument [Line Items]
Debt redemption amount		$ 1,300
Senior Secured First Lien Notes, due 2024
Debt Instrument [Line Items]
Interest rate, stated percentage									3.75%
Senior Secured First Lien Notes, due 2024 \| Recourse Debt
Debt Instrument [Line Items]
Interest rate, stated percentage			3.75%					3.75%
Long-term debt			$ 0	$ 600
Aggregate principal repaid								$ 600