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Leases
 9 Months Ended
Sep. 30, 2025
Leases [Abstract]  
Leases
(5) Leases
Balance Sheet Summary as of September 30, 2025 and December 31, 2024
The following table summarizes the right-of-use (“ROU”) asset and lease liability balances for the Company’s operating and finance leases at September 30, 2025 and December 31, 2024:
September 30, 2025December 31, 2024
(in millions)Operating LeasesFinance LeasesOperating LeasesFinance Leases
ROU assets, net
Equipment, real estate and other$29 $38 $33 $36 
Pipelines and storage22 23 25 14 
Railcars16 — 17 — 
Lease liability
Equipment, real estate and other$26 $36 $30 $33 
Pipelines and storage22 32 25 25 
Railcars16 — 16 — 
Lease Expense Summary for the Three and Nine Months Ended September 30, 2025 and 2024
We recognize short-term and operating lease expense within Direct operating expenses (exclusive of depreciation and amortization) and Cost of materials and other, and finance lease expense within Depreciation and amortization, on a straight-
line basis over the lease term. For the three and nine months ended September 30, 2025 and 2024, we recognized lease expense comprised of the following components:
Three Months Ended
September 30,		Nine Months Ended
September 30,
(in millions)2025202420252024
Operating lease expense$5 $5 $16 $14 
Finance lease expense:
Amortization of ROU asset2 1 6 4 
Interest expense on lease liability2 1 4 3 
Short-term lease expense4 3 10 9 
Leases
(5) Leases
Balance Sheet Summary as of September 30, 2025 and December 31, 2024
The following table summarizes the right-of-use (“ROU”) asset and lease liability balances for the Company’s operating and finance leases at September 30, 2025 and December 31, 2024:
September 30, 2025December 31, 2024
(in millions)Operating LeasesFinance LeasesOperating LeasesFinance Leases
ROU assets, net
Equipment, real estate and other$29 $38 $33 $36 
Pipelines and storage22 23 25 14 
Railcars16 — 17 — 
Lease liability
Equipment, real estate and other$26 $36 $30 $33 
Pipelines and storage22 32 25 25 
Railcars16 — 16 — 
Lease Expense Summary for the Three and Nine Months Ended September 30, 2025 and 2024
We recognize short-term and operating lease expense within Direct operating expenses (exclusive of depreciation and amortization) and Cost of materials and other, and finance lease expense within Depreciation and amortization, on a straight-
line basis over the lease term. For the three and nine months ended September 30, 2025 and 2024, we recognized lease expense comprised of the following components:
Three Months Ended
September 30,		Nine Months Ended
September 30,
(in millions)2025202420252024
Operating lease expense$5 $5 $16 $14 
Finance lease expense:
Amortization of ROU asset2 1 6 4 
Interest expense on lease liability2 1 4 3 
Short-term lease expense4 3 10 9