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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)
 12 Months Ended
Dec. 31, 2021
Accounting Policies [Abstract]  
Property, Plant and Equipment, Useful Lives
Depreciation is computed using the straight-line method over the following estimated useful lives:
Process units and equipment
5-25 years
Pipeline and equipment
5-25 years
Buildings
25 years
Computers, furniture and fixtures
3-7 years
Leasehold improvements
20 years
Railcars
50 years