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Property, Plant and Equipment (Tables)
12 Months Ended
Dec. 31, 2021
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment At December 31, 2021 and 2020, property, plant and equipment consisted of the following:
 Depreciable Lives20212020
Land$21,422 $21,459 
Improvements to land and buildings
10-25 years
132,064 135,227 
Storage equipment
5-50 years
122,300 121,437 
Marine vessels
4-25 years
183,414 179,666 
Operating plant and equipment
3-50 years
360,122 356,293 
Furniture, fixtures and other equipment
3-20 years
13,727 14,209 
Transportation equipment
3-7 years
50,961 49,836 
Construction in progress 14,760 10,981 
  $898,770 $889,108