Inventories (Tables)

12 Months Ended

Dec. 31, 2021

Inventory Disclosure [Abstract]

Schedule of Major Components of Inventories

The major components of inventories were as follows:

	December 31,
	2021		2020
Petroleum products	$	998	$	5,840
Crude oil	11,834		37,661
Caustic soda	5,690		5,167
NaHS	17,040		9,101
Raw materials - Alkali Operations	7,599		7,120
Work-in-process - Alkali Operations	7,496		9,355
Finished goods, net - Alkali Operations	13,681		13,002
Materials and supplies, net - Alkali Operations	13,620		12,631
Total	$	77,958	$	99,877