XML 29 R29.htm IDEA: XBRL DOCUMENT v2.4.1.9
PLANT, PIPELINE AND EQUIPMENT (Tables)
3 Months Ended
Mar. 31, 2015
PLANT, PIPELINE AND EQUIPMENT [Abstract]  
Plant, Pipeline and Equipment
Plant, pipeline and equipment consisted of the following:

  
March 31, 2015
  
December 31, 2014
 
  
(thousands of dollars)
 
Platinum catalyst
 
$
1,612
  
$
1,612
 
Land
  
4,577
   
4,577
 
Plant, pipeline and equipment
  
96,271
   
95,351
 
Construction in progress
  
18,186
   
11,590
 
Total plant, pipeline and equipment
  
120,646
   
113,130
 
  Less accumulated depreciation
  
(41,277
)
  
(39,319
)
Net plant, pipeline and equipment
 
$
79,369
  
$
73,811