v3.19.3
Note 10 - Stock Options (Details Textual) - USD ($)
3 Months Ended 6 Months Ended
May 03, 2019
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Dec. 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number, Ending Balance   748,000   748,000   690,000
Share-based Payment Arrangement, Option [Member]            
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross   0   0    
Share-based Payment Arrangement, Expense   $ 68,000 $ 75,000 $ 136,000 $ 150,000  
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total   395,000   $ 395,000    
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition       1 year 182 days    
Non-employee Options [Member]            
Share-based Payment Arrangement, Expense   $ 16,000 $ 0 $ 32,000 $ 0  
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition       90 days    
Non-employee Stock Options, Comensation Expense, Cost Not yet Recognized, Period for Recognition       16000 years    
Alliqua Biomedical, Inc. [Member]            
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number, Ending Balance 57,822          
Minimum [Member] | Alliqua Biomedical, Inc. [Member]            
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercise Price $ 21          
Maximum [Member] | Alliqua Biomedical, Inc. [Member]            
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercise Price $ 656.40          
Alliqua Biomedical, Inc. [Member]            
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross 690,058          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number, Ending Balance   58,000   58,000    
Alliqua Biomedical, Inc. [Member] | Minimum [Member]            
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercise Price $ 1.11          
Alliqua Biomedical, Inc. [Member] | Maximum [Member]            
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercise Price $ 3.06