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Accounting Policies (Tables)
6 Months Ended
Jun. 30, 2015
Accounting Policies [Abstract]  
Financial data for the investment in affiliated companies
Financial data for the investment in affiliated companies for the six months ended June 30, 2014 is summarized in the following table (in thousands):
 
Six Months Ended
Income statement data (1)
June 30, 2014
Revenue
$
9,088

Gross profit
3,489

Net income
2,413

Equity in earnings of affiliated companies
677

__________________________
(1) 
Includes the results of Bayou Coating through the date of its sale, March 31, 2014.
Financial data for consolidated variable interest entities
Financial data for consolidated variable interest entities are summarized in the following table (in thousands):
Balance sheet data
June 30, 
 2015
 
December 31, 
 2014
Current assets
$
52,709

 
$
57,046

Non-current assets
41,125

 
43,165

Current liabilities
19,563

 
22,525

Non-current liabilities
35,236

 
36,155


 
Six Months Ended June 30,
Income statement data
2015
 
2014
Revenue
$
18,295

 
$
35,482

Gross profit
1,475

 
4,475

Net loss
(767
)
 
(341
)