Quarterly report pursuant to Section 13 or 15(d)

Note 14 - Share-based Compensation (Details Textual)

v3.19.3
Note 14 - Share-based Compensation (Details Textual) - shares
1 Months Ended 9 Months Ended
Mar. 30, 2019
Sep. 30, 2019
Common Stock, Capital Shares Reserved for Future Issuance   3,453,314
The 2019 Omnibus Incentive Plan [Member]    
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized 2,000,000  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross   627,325
The 2019 Omnibus Incentive Plan [Member] | Employee and Non-employee Stock Options [Member]    
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period 10 years  
The 2019 Omnibus Incentive Plan [Member] | Employee and Non-employee Stock Options [Member] | Minimum [Member]    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 1 year  
The 2019 Omnibus Incentive Plan [Member] | Employee and Non-employee Stock Options [Member] | Maximum [Member]    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 3 years  
The 2019 Omnibus Incentive Plan [Member] | Nonemployee Stock Options [Member]    
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period 5 years  
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 1 year  
Stock Option Prior Plan [Member]    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross   624,568
The 2012 DSU Plan [Member]    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number, Ending Balance   21,183
The 2019 Omnibus Incentive Plan, Stock Option Prior Plan, and the 2012 DSU Plan [Member]    
Common Stock, Capital Shares Reserved for Future Issuance   1,273,076