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Note 14 - Loss Per Common Share (Details Textual)
3 Months Ended 9 Months Ended 12 Months Ended
Aug. 05, 2016
Dec. 31, 2014
shares
Oct. 15, 2014
$ / shares
shares
Dec. 31, 2016
shares
Dec. 31, 2015
shares
Reverse Stock Split [Member]          
Stockholders' Equity Note, Stock Split, Conversion Ratio 20        
Warrant [Member] | Predecessor [Member]          
Weighted Average Underlying Warrant Shares Issuable     615,997    
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ / shares     $ 0.01    
Warrant [Member] | Successor [Member]          
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount   152,266   152,266 152,266
Stock Compensation Plan [Member] | Successor [Member]          
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount   45,045   1,413,461 39,231
Employee Stock Option [Member] | Predecessor [Member]          
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount     1,727,667    
Employee Stock Option [Member] | Successor [Member]          
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount   123,874   1,942,909 68,867
Restricted Stock [Member] | Predecessor [Member]          
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount     123,667