Quarterly report pursuant to Section 13 or 15(d)

GOODWILL AND INTANGIBLE ASSETS, NET (Details)

v3.4.0.3
GOODWILL AND INTANGIBLE ASSETS, NET (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Dec. 31, 2015
Goodwill [Roll Forward]      
Goodwill $ 21,798   $ 21,798
Intangible assets subject to amortization [Abstract]      
Gross 24,548   24,548
Accumulated Amortization (2,824)   (2,354)
Net 21,724   22,194
Amortization of intangible assets 469 $ 471  
Intangible assets not subject to amortization [Abstract]      
Gross 26,903   26,903
Accumulated Amortization (2,824)   (2,354)
Net 24,079   24,549
Estimated amortization expense for succeeding five fiscal years [Abstract]      
2016 1,413    
2017 1,861    
2018 1,860    
2019 1,855    
2020 1,842    
Thereafter 12,893    
Emissions Allowance [Member]      
Intangible assets not subject to amortization [Abstract]      
Gross 197   197
Accumulated Amortization 0   0
Net 197   197
Trade Names [Member]      
Intangible assets not subject to amortization [Abstract]      
Gross 2,158   2,158
Accumulated Amortization 0   0
Net 2,158   2,158
Customer Relationships [Member]      
Estimated amortization expense for succeeding five fiscal years [Abstract]      
2016 842    
2017 1,123    
2018 1,123    
2019 1,123    
2020 1,123    
Thereafter 9,833    
Non-compete Agreements [Member]      
Estimated amortization expense for succeeding five fiscal years [Abstract]      
2016 14    
2017 19    
2018 19    
2019 13    
2020 0    
Thereafter 0    
Licenses and Permits [Member]      
Estimated amortization expense for succeeding five fiscal years [Abstract]      
2016 97    
2017 106    
2018 105    
2019 106    
2020 106    
Thereafter 760    
Developed Technology [Member]      
Estimated amortization expense for succeeding five fiscal years [Abstract]      
2016 460    
2017 613    
2018 613    
2019 613    
2020 613    
Thereafter 2,300    
Customer Relationships [Member]      
Intangible assets subject to amortization [Abstract]      
Gross 16,852   16,852
Accumulated Amortization (1,685)   (1,404)
Net 15,167   15,448
Non-compete Agreements [Member]      
Intangible assets subject to amortization [Abstract]      
Gross 94   94
Accumulated Amortization (29)   (24)
Net 65   70
Licenses and Permits [Member]      
Intangible assets subject to amortization [Abstract]      
Gross 1,471   1,471
Accumulated Amortization (191)   (160)
Net 1,280   1,311
Developed Technology [Member]      
Intangible assets subject to amortization [Abstract]      
Gross 6,131   6,131
Accumulated Amortization (919)   (766)
Net 5,212   $ 5,365
Acquired Indefinite-lived Intangible Assets [Member]      
Intangible assets subject to amortization [Abstract]      
Amortization of intangible assets $ 470 $ 471