CONSOLIDATED BALANCE SHEETS (UNAUDITED) - USD ($) $ in Millions	Jun. 30, 2024	Dec. 31, 2023
Assets, Current [Abstract]
Cash and Cash Equivalents, at Carrying Value	$ 18	$ 10
Accounts Receivable, after Allowance for Credit Loss, Current	246	261
Advances to affiliates	195	0
Other Assets, Current	151	144
Assets, Current, Total	610	415
Property, Plant and Equipment, Net	8,810	8,700
Assets, Noncurrent [Abstract]
Goodwill	6,955	6,955
Intangible Assets, Net (Excluding Goodwill)	92	103
Other Assets, Noncurrent	159	164
Intangible Assets Net Including Goodwill and Other Assets, Noncurrent	7,206	7,222
Assets, Total	16,626	16,337
Liabilities, Current [Abstract]
Long-Term Debt, Current Maturities	1	1
Accounts Payable, Current	270	362
Advances From Affiliates, Current	0	61
Accrued Liabilities, Current [Abstract]
Employee-related Liabilities, Current	107	130
Taxes Payable, Current	84	96
Other Liabilities, Current	122	121
Contract with Customer, Liability, Current	152	162
Liabilities, Current, Total	736	933
Long-Term Debt and Lease Obligation	1,940	2,156
Deferred Revenue, Noncurrent [Abstract]
Deferred Income Tax Liabilities, Net	1,303	1,318
Other Liabilities, Noncurrent	692	679
Deferred Credits and Other Liabilities, Noncurrent	2,463	2,492
Commitments and Contingencies
Equity, Attributable to Parent [Abstract]
Common Stock, Value, Issued	10,050	10,050
Retained Earnings (Accumulated Deficit)	1,437	706
Equity, Attributable to Parent, Total	11,487	10,756
Liabilities and Equity, Total	16,626	16,337
Affiliated entity
Accounts Payable and Accrued Liabilities, Noncurrent	$ 468	$ 495