Quarterly report pursuant to Section 13 or 15(d)

Note 4 - Stock-based Compensation - Valuation Assumptions (Details)

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Note 4 - Stock-based Compensation - Valuation Assumptions (Details)
3 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dividend yield 0.00%  
Expected volatility 46.90%  
Risk-free interest rate 0.24%  
Expected life (years) (Year) 5 years  
Vesting period (years) (Year) 3 years 4 years 284 days