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Long-term Debt and Finance Leases - Vivint Smart Home Acquired Debt (Details) - USD ($)	Sep. 30, 2023	Mar. 10, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Borrowings outstanding	$ 11,863,000,000		$ 8,100,000,000
Vivint Credit Agreement \| Term Loan
Debt Instrument [Line Items]
Borrowings outstanding	1,300,000,000
Vivint Credit Agreement \| Revolving Credit Facility
Debt Instrument [Line Items]
Borrowings outstanding	0
Vivint Credit Agreement \| Vivint Smart Home \| Term Loan
Debt Instrument [Line Items]
Revolving credit commitments		$ 1,400,000,000
Vivint Credit Agreement \| Vivint Smart Home \| Revolving Credit Facility
Debt Instrument [Line Items]
Revolving credit commitments		$ 370,000,000
Non Recourse Debt
Debt Instrument [Line Items]
Borrowings outstanding	$ 2,723,000,000		0
Non Recourse Debt \| Vivint Smart Home Senior Secured Notes, due 2027
Debt Instrument [Line Items]
Interest rate, stated percentage	6.75%
Borrowings outstanding	$ 600,000,000		0
Non Recourse Debt \| Vivint Smart Home Senior Secured Notes, due 2027 \| Vivint Smart Home
Debt Instrument [Line Items]
Interest rate, stated percentage	6.75%	6.75%
Borrowings outstanding	$ 600,000,000
Non Recourse Debt \| Vivint Smart Home Senior Notes, due 2029
Debt Instrument [Line Items]
Interest rate, stated percentage	5.75%
Borrowings outstanding	$ 800,000,000		$ 0
Non Recourse Debt \| Vivint Smart Home Senior Notes, due 2029 \| Vivint Smart Home
Debt Instrument [Line Items]
Interest rate, stated percentage	5.75%	5.75%
Borrowings outstanding	$ 800,000,000