Statement of Comprehensive Income (Statement) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent	$ 1	$ (1)	$ 0
Other Comprehensive Income (Loss), Net of Tax	(2)	2	0
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	525	876	394
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	500	868	394
Net income (loss) and comprehensive income (loss)	527	874	394
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, after Tax	(3)	3	0
Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest	0	8	0
Comprehensive income attributable to Preferred unitholders	34	0	0
Comprehensive income attributable to Class D unitholder	$ (9)	$ 0	$ 0