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Leases (Tables)
 12 Months Ended
Dec. 31, 2022
Leases [Abstract]  
Total lease cost by class of underlying asset Total lease cost was as follows (in millions):
Pipelines,
Terminals,
and Tanks		TransportationOtherTotal
MarineRail
Year ended December 31, 2022
Finance lease cost:
Amortization of ROU assets$183 $— $3 $32 $218 
Interest on lease liabilities78 — 1 5 84 
Operating lease cost171 102 68 38 379 
Variable lease cost79 50 — 9 138 
Short-term lease cost15 82 3 57 157 
Sublease income— (27)— (2)(29)
Total lease cost$526 $207 $75 $139 $947 
Year ended December 31, 2021
Finance lease cost:
Amortization of ROU assets$137 $— $2 $28 $167 
Interest on lease liabilities66 — 1 5 72 
Operating lease cost163 105 64 49 381 
Variable lease cost51 21 — 7 79 
Short-term lease cost5 44 1 46 96 
Sublease income— (4)— (3)(7)
Total lease cost$422 $166 $68 $132 $788 
Year ended December 31, 2020
Finance lease cost:
Amortization of ROU assets$109 $— $2 $17 $128 
Interest on lease liabilities92 — — 6 98 
Operating lease cost165 156 61 52 434 
Variable lease cost53 40 1 5 99 
Short-term lease cost9 45 — 37 91 
Sublease income— (10)— (2)(12)
Total lease cost$428 $231 $64 $115 $838 
Additional information related to operating and finance leases
The following table presents additional information related to our operating and finance leases (in millions, except for lease terms and discount rates):
December 31, 2022December 31, 2021
Operating
Leases		Finance
Leases		Operating
Leases		Finance
Leases
Supplemental balance sheet information
ROU assets, net reflected in the following
balance sheet line items:
Property, plant, and equipment, net$—$2,278$—$1,846
Deferred charges and other assets, net1,114—1,284—
Total ROU assets, net$1,114$2,278$1,284$1,846
Current lease liabilities reflected in the
following balance sheet line items:
Current portion of debt and finance lease
obligations
$—$248$—$154
Accrued expenses311—315—
Noncurrent lease liabilities reflected in the
following balance sheet line items:
Debt and finance lease obligations,
less current portion
—2,146—1,766
Other long-term liabilities776—940—
Total lease liabilities$1,087$2,394$1,255$1,920
Other supplemental information
Weighted-average remaining lease term7.5 years14.6 years7.1 years14.3 years
Weighted-average discount rate5.2 %4.6 %4.2 %4.0 %
Remaining minimum lease payments due under long-term operating leases
As of December 31, 2022, the remaining minimum lease payments due under our long-term leases were as follows (in millions):
Operating
Leases		Finance
Leases
2023$345 $350 
2024240 287 
2025163 278 
2026125 254 
202781 224 
Thereafter434 2,069 
Total undiscounted lease payments1,388 3,462 
Less: Amount associated with discounting301 1,068 
Total lease liabilities$1,087 $2,394 
Remaining minimum lease payments due under long-term finance leases
As of December 31, 2022, the remaining minimum lease payments due under our long-term leases were as follows (in millions):
Operating
Leases		Finance
Leases
2023$345 $350 
2024240 287 
2025163 278 
2026125 254 
202781 224 
Thereafter434 2,069 
Total undiscounted lease payments1,388 3,462 
Less: Amount associated with discounting301 1,068 
Total lease liabilities$1,087 $2,394