Stock-based and Other Compensation (Details - Option Activity) - Equity Option [Member] - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Options outstanding, beginning balance	41
Weighted average exercise price, options outstanding, beginning balance	$ 10.42
Weighted average remaining contractural life, outstanding ending	2 years 2 months 15 days	3 years 2 months 19 days
Aggregate intrinsic value, options outstanding	$ 121	$ 0
Options granted	0
Weighted average exercise price, options granted	$ 0
Options exercised	0
Weighted average exercise price, options exercised	$ 0
Options forfeited	0
Weighted average exercise price, options forfeited	$ 0
Options outstanding, ending balance	41	41
Weighted average exercise price, options outstanding, ending balance	$ 10.42	$ 10.42
Options exercisable	41
Weighted average exercise price, Exercisable	$ 10.42
Weighted average remaining contractural life, exercisable	2 years 2 months 15 days
Aggregate intrinsic value, options exercisable	$ 121