v3.25.4
Note 15 - Stock Option Plans - Fair Value of Stock Options Granted (Details) - $ / shares
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Equity Compensation Plan 2006 [Member]      
Volatility 56.20% 48.40% 42.60%
Risk-free interest rate 3.90% 4.20% 4.20%
Expected life (in years) (Year) 4 years 9 months 4 years 5 months 12 days 4 years 5 months 15 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) $ 9.14 $ 9.61 $ 10.34
The 2022 Ting Equity Compensation Plan [Member]      
Volatility 35.80% 36.30% 35.80%
Risk-free interest rate 3.80% 3.80% 3.80%
Expected life (in years) (Year) 4 years 3 months 14 days 4 years 4 months 9 days 4 years 2 months 4 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) $ 0.13 $ 0.13 $ 0.11
The 2022 Wavelo Equity Compensation Plan [Member]      
Volatility 40.30% 42.70% 40.60%
Risk-free interest rate 4.30% 4.60% 4.30%
Expected life (in years) (Year) 4 years 1 month 9 days 4 years 4 months 17 days 4 years 2 months 1 day
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) $ 0.5 $ 0.52 $ 0.49