Inventories (Tables)

3 Months Ended

Mar. 31, 2024

Inventories

Schedule of inventories

Inventories are valued principally at the lower of cost, determined using the average cost method, or net realizable value. Costs for raw materials and finished goods include materials, labor, and production overhead. Inventories consisted of the following (in thousands):

	March 31,		December 31,
	2024		2023
Lime and limestone inventories:
Raw materials	$	8,998	$	7,834
Finished goods		3,347		3,107
		12,345		10,941
Parts inventories		13,379		13,372
	$	25,724	$	24,313