Leases Operating Lease Income (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Operating Leases, Income Statement, Lease Revenue [Abstract]
Fixed Lease Income	$ 4	$ 6	$ 7	$ 12
Total Operating Lease Income	4	$ 6	7	$ 12
Energy Holdings [Member]
Operating Leases, Income Statement, Lease Revenue [Abstract]
Property, Plant, and Equipment, Lessor Asset under Operating Lease, after Accumulated Depreciation	$ 10		$ 10