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Goodwill (Tables)
 12 Months Ended
Dec. 31, 2021
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Goodwill The following table represents the goodwill balance by reporting unit at December 31, 2021 and 2020 as follows:
20212020
Carrying amount of goodwill:
Terminalling and storage$10,985 $10,985 
Sulfur services5,349 5,349 
Transportation489 489 
        Total goodwill$16,823 $16,823