Segment Information (Details - Segment information) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Revenues	$ 177,518	$ 161,993
Cost of sales	163,033	151,373
Gross profit (loss)	14,485	10,620
Renewable Energy Solutions [Member]
Revenues	166,582	152,166
Cost of sales	157,039	142,441
Gross profit (loss)	9,543	9,725
Solar Projects Development [Member]
Revenues	5,725	5,481
Cost of sales	2,056	2,133
Gross profit (loss)	3,669	3,348
Electric Vehicles [Member]
Revenues	4,181	2,977
Cost of sales	3,417	3,540
Gross profit (loss)	764	(563)
Others [Member]
Revenues	1,030	1,369
Cost of sales	521	3,259
Gross profit (loss)	$ 509	$ (1,890)