Intangible Assets, net (Details - Intangible Assets) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross	$ 13,686	$ 13,685
Intangible assets, Accumulated Amortization	(9,669)	(8,733)
Intangible assets, Impairment Charge	(1,430)	(1,519)
Intangible assets, Net	$ 2,587	$ 3,433
Patents [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Useful Life (in months)	57 months	57 months
Intangible assets, Gross	$ 2,700	$ 2,700
Intangible assets, Accumulated Amortization	(2,700)	(2,700)
Intangible assets, Impairment Charge	0	0
Intangible assets, Net	$ 0	$ 0
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Useful Life (in months)	120 months	120 months
Intangible assets, Gross	$ 7,642	$ 7,642
Intangible assets, Accumulated Amortization	(5,470)	(5,193)
Intangible assets, Impairment Charge	(1,430)	(1,519)
Intangible assets, Net	$ 742	$ 930
Tradename [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Useful Life (in months)	60 months	60 months
Intangible assets, Gross	$ 1,400	$ 1,400
Intangible assets, Accumulated Amortization	(607)	(327)
Intangible assets, Impairment Charge	0	0
Intangible assets, Net	$ 793	$ 1,073
Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Useful Life (in months)	60 months	60 months
Intangible assets, Gross	$ 1,574	$ 1,574
Intangible assets, Accumulated Amortization	(682)	(367)
Intangible assets, Impairment Charge	0	0
Intangible assets, Net	892	1,207
Other [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross	370	369
Intangible assets, Accumulated Amortization	(210)	(146)
Intangible assets, Impairment Charge	0	0
Intangible assets, Net	$ 160	$ 223
Other [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Useful Life (in months)	60 months	60 months
Other [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Useful Life (in months)	84 months	84 months