Inventories (Tables)

6 Months Ended

Jun. 30, 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):

	June 30,		December 31,
	2025		2024
Lime and limestone inventories:
Raw materials	$	5,972	$	8,947
Finished goods		2,387		3,000
		8,359		11,947
Parts inventories		17,236		15,739
	$	25,595	$	27,686