XML 118 R101.htm IDEA: XBRL DOCUMENT v3.24.1
Note 16 - Stock Option Plans - Fair Value of Stock Options Granted (Details) - $ / shares
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Equity Compensation Plan 2006 [Member]      
Volatility 42.60% 34.90% 35.70%
Risk-free interest rate 4.20% 3.40% 0.80%
Expected life (in years) (Year) 4 years 5 months 15 days 4 years 7 months 6 days 4 years 7 months 6 days
Dividend yield 0.00% 0.00% 0.00%
The weighted average grant date fair value for options issued, with the exercise price equal to market value on the date of grant (in dollars per share) $ 10.34 $ 14.93 $ 24.83
The 2022 Wavelo Equity Compensation Plan [Member]      
Volatility 40.60% 40.70%  
Risk-free interest rate 4.30% 4.40%  
Expected life (in years) (Year) 4 years 2 months 1 day 4 years 1 month 28 days  
Dividend yield 0.00% 0.00%  
The weighted average grant date fair value for options issued, with the exercise price equal to market value on the date of grant (in dollars per share) $ 0.49 $ 0.49  
The 2022 Ting Equity Compensation Plan [Member]      
Volatility 35.80%    
Risk-free interest rate 3.80%    
Expected life (in years) (Year) 4 years 2 months 4 days    
Dividend yield 0.00%    
The weighted average grant date fair value for options issued, with the exercise price equal to market value on the date of grant (in dollars per share) $ 0.11