Stock-based and Other Compensation (Details - Restricted Stock Units) - Restricted Stock Units (RSUs) [Member] shares in Thousands	12 Months Ended
	Dec. 31, 2023 $ / shares shares
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Restricted stock units beginning, balance | shares	164
Weighted average grant date fair value outstanding, beginning balance | $ / shares	$ 5.69
Restricted stock units granted | shares	85
Weighted average grant date fair value, granted | $ / shares	$ 8.14
Restricted stock units shares issued upon vesting | shares	(37)
Weighted average grant date fair value, shares issued upon vesting | $ / shares	$ 4.57
Restricted stock units forfeited | shares	(5)
Weighted average grant date fair value, forfeited | $ / shares	$ 6.25
Restricted stock units ending, balance | shares	207
Weighted average grant date fair value outstanding, ending balance | $ / shares	$ 6.89
Restricted stock units vested and deferred | shares	66
Weighted average grant date fair value, vested and deferred | $ / shares	$ 5.75