Annual report pursuant to Section 13 and 15(d)

Significant Accounting Policies (Details Textual)

v3.7.0.1
Significant Accounting Policies (Details Textual) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 5 Months Ended 12 Months Ended
Dec. 07, 2016
Dec. 07, 2016
Jul. 20, 2016
Dec. 31, 2016
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Jul. 31, 2014
Stock Issued During Period, Shares, New Issues     2,200,005          
Class of Warrant or Right, Number of Securities Called by Warrants or Rights       1,266,670 1,266,670     479,800
Debt Instrument, Maturity Date       Jul. 20, 2023        
Revision In Contract Estimates Recorded Project Write Down       $ 2,100        
Unit Purchase Options [Member]                
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period 282,900       282,900      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number       17,100 17,100      
Predecessor [Member]                
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number           1,752,500    
Revision In Contract Estimates Recorded Project Write Up           $ 718    
Revision In Contract Estimates Recorded Project Write Down           $ 856    
Capital Units [Member]                
Stock Issued During Period, Shares, New Issues             300,000  
Convertible Debt Securities [Member]                
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount       800,000        
Equity Unit Purchase Agreements [Member]                
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount   51,304            
Warrant [Member]                
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount       206,428        
Senior Credit Facility [Member]                
Line of Credit Facility, Fair Value of Amount Outstanding       $ 22,500 $ 22,500      
Minimum [Member]                
Class of Warrant or Right, Exercise Price of Warrants or Rights       $ 12.50 $ 12.50      
Maximum [Member]                
Class of Warrant or Right, Exercise Price of Warrants or Rights       $ 15.00 $ 15.00      
Building And Leasehold Improvements [Member] | Minimum [Member]                
Property, Plant and Equipment, Useful Life         5 years      
Building And Leasehold Improvements [Member] | Maximum [Member]                
Property, Plant and Equipment, Useful Life         40 years      
Machinery and Equipment [Member] | Minimum [Member]                
Property, Plant and Equipment, Useful Life         3 years      
Machinery and Equipment [Member] | Maximum [Member]                
Property, Plant and Equipment, Useful Life         10 years