Inventories (Tables)

3 Months Ended

Mar. 31, 2014

Inventories

Schedule of inventories

Inventories consisted of the following (in thousands):

	March 31, 2014		December 31, 2013
Lime and limestone inventories:
Raw materials	$	4,928	$	6,203
Finished goods	1,881		2,284
	6,809		8,487
Service parts inventories	5,183		5,201
	$	11,992	$	13,688