Inventories (Tables)

3 Months Ended

Mar. 31, 2025

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,
	2025		2024
Lime and limestone inventories:
Raw materials	$	7,961	$	8,947
Finished goods		3,162		3,000
		11,123		11,947
Parts inventories		16,737		15,739
	$	27,860	$	27,686