v3.25.3
CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN PARTNERS' CAPITAL (Unaudited) - USD ($)
$ in Millions
Total
Accumulated Other Comprehensive (Loss) Income
Partners' Capital
Beginning balance at Dec. 31, 2023 $ 5,791.1 $ (76.6) $ 5,867.7
Add (deduct):      
Net income 368.8   368.8
Distributions paid (150.0)   (150.0)
Other comprehensive income (loss), net of tax 0.1 0.1  
Ending balance at Sep. 30, 2024 6,010.0 (76.5) 6,086.5
Beginning balance at Jun. 30, 2024 5,953.4 (76.5) 6,029.9
Add (deduct):      
Net income 106.6   106.6
Distributions paid (50.0)   (50.0)
Ending balance at Sep. 30, 2024 6,010.0 (76.5) 6,086.5
Beginning balance at Dec. 31, 2024 5,906.0 (72.6) 5,978.6
Add (deduct):      
Net income 454.3   454.3
Distributions paid (225.0)   (225.0)
Other comprehensive income (loss), net of tax 0.1 0.1  
Ending balance at Sep. 30, 2025 6,135.4 (72.5) 6,207.9
Beginning balance at Jun. 30, 2025 6,083.7 (72.4) 6,156.1
Add (deduct):      
Net income 126.8   126.8
Distributions paid (75.0)   (75.0)
Other comprehensive income (loss), net of tax (0.1) (0.1)  
Ending balance at Sep. 30, 2025 $ 6,135.4 $ (72.5) $ 6,207.9