Shareholders' Equity (Details - Option activity) - $ / shares shares in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Number of shares options outstanding at the beginning of period	11,167
Number of shares options outstanding at the end of period	8,125
Number of shares options exercisable at the end of period	6,062	7,770
Equity Option [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Number of shares options outstanding at the beginning of period	11,167
Weighted average exercise options outstanding at the beginning of period	$ 5.21
Number of shares Granted	0
Weighted average exercise granted	$ 0
Number of shares Exercised	(3,020)
Weighted average exercise exercised	$ 5.49
Number of shares Forfeited/Expired	(22)
Weighted average exercise Forfeited/Expired	$ 4.12
Number of shares options outstanding at the end of period	8,125
Weighted average exercise options outstanding at the end of period	$ 5.11
Weighted average remaining contractual term, end of period	3 years 1 month 20 days
Number of shares options exercisable at the end of period	6,062
Weighted average exercise options exercisable at the end of period	$ 4.31
Weighted average remaining contractual term, exercisable at the end of period	2 years 7 months 2 days