Quarterly report pursuant to Section 13 or 15(d)

Stock Options, Warrants and Restricted Common Stock (Narrative) (Details)

v3.20.2
Stock Options, Warrants and Restricted Common Stock (Narrative) (Details)
$ / shares in Units, $ in Millions
1 Months Ended 6 Months Ended
Feb. 07, 2020
USD ($)
Installments
shares
Feb. 27, 2020
shares
Jun. 30, 2020
USD ($)
$ / shares
shares
Dec. 31, 2019
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Unrecognized compensation cost | $     $ 1.2  
Unrecognized compensation cost, period for recognition     4 months  
Stock Incentive Plan [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Options outstanding     12,000  
Weighted average exercise price | $ / shares     $ 4.09  
Weighted average remaining contractual term     3 years 2 months 12 days  
Intrinsic value | $     $ 0.0  
Chief Executive Officer and Interim Chief Financial Officer [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Shares of restricted common stock issued 209,790      
Directors and Certain Emoployees [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Vesting period   1 year    
Shares of restricted common stock issued   1,212,192    
Restricted Stock [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Vested restricted stock units     1,755,403  
Fair value of restricted stock granted | $     $ 2.0  
Options outstanding     1,313,455 1,524,499
Restricted Stock [Member] | Officer [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Shares of restricted common stock issued 5,000      
Restricted Stock [Member] | Chief Executive Officer and Interim Chief Financial Officer [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of Installments | Installments 4      
Common Stock [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Shares of restricted common stock issued     122,377  
Common stock issued | $ $ 12,237.7