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Net Income per Common Unit (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended						9 Months Ended
	Sep. 30, 2026	Jun. 30, 2026	Mar. 31, 2026	Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025	Sep. 30, 2026	Sep. 30, 2025
Earnings Per Share Basic [Line Items]
NET INCOME	$ 499	$ 283	$ 644	$ 137	$ 86	$ 207	$ 1,426	$ 430
Incentive distribution rights	76			43			221	122
Distributions on unvested phantom unit awards	1			2			5	5
Less: Class D unitholder's interest in net income	29			4				4
Net income allocable to Class D unitholder's interest in net income	$ 108			$ 0			$ 306	$ 0
Net income per common unit:
Basic	$ 2.08			$ 0.64			$ 5.89	$ 2.19
Diluted	$ 2.07			$ 0.64			$ 5.85	$ 2.18
Common Units [Member]
Earnings Per Share Basic [Line Items]
Common unitholders’ interest in net income	$ 285			$ 88			$ 806	$ 299
Weighted average common units outstanding:
Basic	136,896,631			136,604,533			136,893,440	136,436,142
Dilutive effect of unvested phantom unit awards	1,001,615			742,399			839,341	699,232
Diluted	137,898,246			137,346,932			137,732,781	137,135,374