9. Equity-Based Incentive Plans (Details - Options Granted) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Restricted Stock [Member] | Time Based Service [Member]
Other than options granted	592,000	777,000
Aggregate fair value awards granted	$ 2,087	$ 2,332
Restricted Stock Units R S U [Member]
Other than options granted	166,500
Restricted Stock Units R S U [Member] | Time Based Service [Member]
Other than options granted	86,500	0
Aggregate fair value awards granted	$ 276	$ 0
Restricted Stock Units R S U [Member] | Market Based Service [Member]
Other than options granted	0	900,000
Aggregate fair value awards granted	$ 0	$ 1,280
All Awards [Member]
Other than options granted	678,500	1,677,000
Aggregate fair value awards granted	$ 2,363	$ 3,612