v3.24.1.1.u2
Note 8 - Stock-based Compensation (Details Textual) - $ / shares
3 Months Ended
Apr. 17, 2024
Mar. 31, 2024
Dec. 31, 2016
Share-Based Payment Arrangement, Option, Exercise Price Range, Outstanding, Weighted Average Exercise Price   $ 14,410.36  
Panbela Therapeutics, Inc. 2016 Omnibus Incentive Plan [Member]      
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized     116
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Additional Shares Authorized   164,246  
Panbela Therapeutics, Inc. 2016 Omnibus Incentive Plan [Member] | Subsequent Event [Member]      
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number 561    
Share-Based Payment Arrangement, Option, Exercise Price Range, Outstanding, Weighted Average Exercise Price $ 14,420    
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term 8 years 7 months 6 days    
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant 163,800    
Panbela Therapeutics, Inc. 2011 Stock Option Plan [Member]      
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number   5  
Share-Based Payment Arrangement, Option, Exercise Price Range, Outstanding, Weighted Average Exercise Price   $ 76,200  
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term   10 months 24 days  
CPP's 2010 Equity Incentive Plan [Member]      
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number   41  
Share-Based Payment Arrangement, Option, Exercise Price Range, Outstanding, Weighted Average Exercise Price   $ 6,743.41  
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term   6 years 4 months 24 days