XML 24 R22.htm IDEA: XBRL DOCUMENT v2.4.0.6
Inventories (Tables)
6 Months Ended
Jun. 30, 2012
Inventories  
Schedule of inventories

 

 

 

June 30,
2012

 

December 31,
2011

 

Lime and limestone inventories:

 

 

 

 

 

Raw materials

 

$

4,310

 

$

3,540

 

Finished goods

 

1,727

 

2,107

 

 

 

6,037

 

5,647

 

Service parts inventories

 

5,164

 

5,117

 

Total inventories

 

$

11,201

 

$

10,764