Inventories (Tables)

3 Months Ended

Mar. 31, 2015

Inventories

Schedule of inventories

Inventories consisted of the following (in thousands):

	March 31, 2015		December 31, 2014
Lime and limestone inventories:
Raw materials	$	5,986	$	5,693
Finished goods	2,389		2,283
	8,375		7,976
Service parts inventories	5,511		5,460
	$	13,886	$	13,436