SEGMENT INFORMATION (Details) $ in Thousands |
3 Months Ended | 12 Months Ended | |||||||||||||||
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Dec. 31, 2016
USD ($)
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Sep. 30, 2016
USD ($)
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[1] |
Jun. 30, 2016
USD ($)
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[2] |
Mar. 31, 2016
USD ($)
|
Dec. 31, 2015
USD ($)
|
Sep. 30, 2015
USD ($)
|
Jun. 30, 2015
USD ($)
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Mar. 31, 2015
USD ($)
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Dec. 31, 2016
USD ($)
Segment
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Dec. 31, 2015
USD ($)
|
Dec. 31, 2014
USD ($)
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Segment Reporting Information [Line Items] | |||||||||||||||||
Number of operating segments | Segment | 2 | ||||||||||||||||
Net revenues | $ 54,203 | $ 57,142 | $ 48,854 | $ 52,200 | $ 60,545 | $ 66,938 | $ 59,350 | $ 55,143 | $ 212,399 | $ 241,976 | $ 289,643 | ||||||
Operating profit before depreciation and amortization | 28,484 | 45,101 | |||||||||||||||
Operating profit (loss) | 18,707 | 36,041 | 25,482 | ||||||||||||||
Profit (loss) before taxes | 29,932 | 28,362 | $ 22,718 | ||||||||||||||
Depreciation and amortization | 9,777 | 9,060 | |||||||||||||||
Capital expenditures | 40,495 | 31,247 | |||||||||||||||
Goodwill and intangible assets, net | 44,467 | 46,347 | 44,467 | 46,347 | |||||||||||||
Total assets | 292,099 | 257,791 | 292,099 | 257,791 | |||||||||||||
Eliminations [Member] | |||||||||||||||||
Segment Reporting Information [Line Items] | |||||||||||||||||
Goodwill and intangible assets, net | 0 | 0 | 0 | 0 | |||||||||||||
Total assets | (148,255) | (122,371) | (148,255) | (122,371) | |||||||||||||
Corporate [Member] | |||||||||||||||||
Segment Reporting Information [Line Items] | |||||||||||||||||
Net revenues | 0 | 0 | |||||||||||||||
Operating profit before depreciation and amortization | (6,444) | (7,013) | |||||||||||||||
Operating profit (loss) | (6,488) | (7,039) | |||||||||||||||
Profit (loss) before taxes | (4,827) | (12,392) | |||||||||||||||
Depreciation and amortization | 44 | 26 | |||||||||||||||
Capital expenditures | 0 | 0 | |||||||||||||||
Goodwill and intangible assets, net | 0 | 0 | 0 | 0 | |||||||||||||
Total assets | 107,302 | 98,728 | 107,302 | 98,728 | |||||||||||||
Petrochemical [Member] | Operating Segments [Member] | |||||||||||||||||
Segment Reporting Information [Line Items] | |||||||||||||||||
Net revenues | 182,028 | 218,233 | |||||||||||||||
Operating profit before depreciation and amortization | 31,885 | 47,565 | |||||||||||||||
Operating profit (loss) | 26,060 | 43,081 | |||||||||||||||
Profit (loss) before taxes | 24,084 | 40,948 | |||||||||||||||
Depreciation and amortization | 5,825 | 4,484 | |||||||||||||||
Capital expenditures | 22,948 | 24,358 | |||||||||||||||
Goodwill and intangible assets, net | 0 | 0 | 0 | 0 | |||||||||||||
Total assets | 219,376 | 195,358 | 219,376 | 195,358 | |||||||||||||
Specialty Wax [Member] | Operating Segments [Member] | |||||||||||||||||
Segment Reporting Information [Line Items] | |||||||||||||||||
Net revenues | 30,371 | 23,743 | |||||||||||||||
Operating profit before depreciation and amortization | 3,043 | 4,549 | |||||||||||||||
Operating profit (loss) | (865) | (1) | |||||||||||||||
Profit (loss) before taxes | 10,675 | (195) | |||||||||||||||
Depreciation and amortization | 3,908 | 4,550 | |||||||||||||||
Capital expenditures | 17,547 | 6,889 | |||||||||||||||
Goodwill and intangible assets, net | 44,467 | 46,347 | 44,467 | 46,347 | |||||||||||||
Total assets | $ 113,676 | $ 86,076 | $ 113,676 | $ 86,076 | |||||||||||||
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