Quarterly report pursuant to Section 13 or 15(d)

SEGMENT INFORMATION (Details)

v3.21.1
SEGMENT INFORMATION (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2020
Segment Reporting Information [Line Items]      
Total revenues $ 54,585 $ 62,067  
Operating income (loss) before depreciation and amortization (933) 5,141  
Operating loss (5,213) 1,188  
Loss from continuing operations before taxes (5,405) 210  
Depreciation and amortization 4,281 3,952  
Capital expenditures 4,781 1,917  
Intangible assets, net 12,433   $ 12,893
Total assets 310,399   316,833
Product sales      
Segment Reporting Information [Line Items]      
Total revenues 51,565 57,183  
Processing fees      
Segment Reporting Information [Line Items]      
Total revenues 3,020 4,884  
Operating Segments | Specialty Petrochemicals      
Segment Reporting Information [Line Items]      
Total revenues 45,912 51,630  
Operating income (loss) before depreciation and amortization 2,571 6,490  
Operating loss (231) 3,872  
Loss from continuing operations before taxes (297) 2,942  
Depreciation and amortization 2,802 2,617  
Capital expenditures 3,567 1,601  
Intangible assets, net 0   0
Total assets 285,549   298,198
Operating Segments | Specialty Petrochemicals | Product sales      
Segment Reporting Information [Line Items]      
Total revenues 44,658 50,386  
Operating Segments | Specialty Petrochemicals | Processing fees      
Segment Reporting Information [Line Items]      
Total revenues 1,254 1,244  
Operating Segments | Specialty Waxes      
Segment Reporting Information [Line Items]      
Total revenues 8,673 10,437  
Operating income (loss) before depreciation and amortization (481) 1,066  
Operating loss (1,957) (262)  
Loss from continuing operations before taxes (1,954) (242)  
Depreciation and amortization 1,476 1,328  
Capital expenditures 1,214 316  
Intangible assets, net 12,433   12,893
Total assets 81,194   83,108
Operating Segments | Specialty Waxes | Product sales      
Segment Reporting Information [Line Items]      
Total revenues 6,907 6,797  
Operating Segments | Specialty Waxes | Processing fees      
Segment Reporting Information [Line Items]      
Total revenues 1,766 3,640  
Corporate      
Segment Reporting Information [Line Items]      
Total revenues 0 0  
Operating income (loss) before depreciation and amortization (3,023) (2,415)  
Operating loss (3,025) (2,422)  
Loss from continuing operations before taxes (3,154) (2,490)  
Depreciation and amortization 3 7  
Capital expenditures 0 0  
Intangible assets, net 0   0
Total assets 124,744   127,260
Corporate | Product sales      
Segment Reporting Information [Line Items]      
Total revenues 0 0  
Corporate | Processing fees      
Segment Reporting Information [Line Items]      
Total revenues 0 0  
Eliminations      
Segment Reporting Information [Line Items]      
Total revenues 0 0  
Operating income (loss) before depreciation and amortization 0 0  
Operating loss 0 0  
Loss from continuing operations before taxes 0 0  
Depreciation and amortization 0 0  
Capital expenditures 0 0  
Intangible assets, net 0   0
Total assets (181,088)   $ (191,733)
Eliminations | Product sales      
Segment Reporting Information [Line Items]      
Total revenues 0 0  
Eliminations | Processing fees      
Segment Reporting Information [Line Items]      
Total revenues $ 0 $ 0