v3.25.1
CONDENSED CONSOLIDATING FINANCIAL INFORMATION - Condensed Consolidating Statement of Operations (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
ScheduleOfCondensedFinancialStatements [Line Items]    
Total operating revenues $ 912 $ 454
Total costs and other 726 464
Gain on asset divestitures 0 6
Non-operating (loss) income (24) (15)
(LOSS) INCOME BEFORE INCOME TAXES 162 (19)
Income tax (provision) benefit (47) 9
NET INCOME (LOSS) 115 (10)
Eliminations    
ScheduleOfCondensedFinancialStatements [Line Items]    
Total operating revenues (25) (9)
Total costs and other (25) (9)
Gain on asset divestitures   0
Non-operating (loss) income 0 0
(LOSS) INCOME BEFORE INCOME TAXES 0 0
Income tax (provision) benefit 0 0
NET INCOME (LOSS) 0 0
Parent | Reportable Legal Entities    
ScheduleOfCondensedFinancialStatements [Line Items]    
Total operating revenues 3 6
Total costs and other 66 60
Gain on asset divestitures   0
Non-operating (loss) income (23) (12)
(LOSS) INCOME BEFORE INCOME TAXES (86) (66)
Income tax (provision) benefit (47) 9
NET INCOME (LOSS) (133) (57)
Combined Unrestricted Subsidiaries | Reportable Legal Entities    
ScheduleOfCondensedFinancialStatements [Line Items]    
Total operating revenues 0 0
Total costs and other 20 10
Gain on asset divestitures   0
Non-operating (loss) income (3) (4)
(LOSS) INCOME BEFORE INCOME TAXES (23) (14)
Income tax (provision) benefit 0 0
NET INCOME (LOSS) (23) (14)
Combined Restricted Subsidiaries | Reportable Legal Entities    
ScheduleOfCondensedFinancialStatements [Line Items]    
Total operating revenues 934 457
Total costs and other 665 403
Gain on asset divestitures   6
Non-operating (loss) income 2 1
(LOSS) INCOME BEFORE INCOME TAXES 271 61
Income tax (provision) benefit 0 0
NET INCOME (LOSS) $ 271 $ 61