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Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2023
Accounting Policies [Abstract]  
Schedule of Property, Plant and Equipment
Depreciation is computed using the straight-line method over management’s estimated useful lives of the related assets. The estimated useful lives are as follows:
Years
Buildings and building improvements
15-40
Pipelines, tanks and terminals
10-40
Asset retirement obligation assets
15-50
Other equipment
3-15
Property, plant and equipment, at cost, consist of the following (in thousands):
December 31,
20232022
Land$17,367 $17,367 
Building and building improvements5,072 5,072 
Pipelines, tanks and terminals1,228,676 1,103,857 
Asset retirement obligation assets2,073 2,073 
Other equipment27,604 30,849 
Construction in process39,718 81,466 
Property, plant and equipment1,320,510 1,240,684 
Less: accumulated depreciation(384,359)(316,680)
Property, plant and equipment, net$936,151 $924,004 
Schedule of Change in Asset Retirement Obligation
The reconciliation of the beginning and ending carrying amounts of asset retirement obligations as of December 31, 2023 and 2022 is as follows (in thousands):
December 31,
20232022
Beginning balance$9,333 $6,476 
Liabilities acquired— 2,261 
Accretion expense705 596 
Ending balance$10,038 $9,333