LEASES (Details - Lease costs) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Financing lease costs:
Amortization of ROU assets	$ 319	$ 0	$ 638	$ 0
Interest on lease liabilities	69	0	140	0
Total financing lease costs	388	0	778	0
Operating lease costs:
Fixed lease costs	62	62	124	114
Variable lease costs	0	0	0	0
Short-term lease costs	9	11	20	22
Total operating lease costs	$ 71	$ 73	$ 144	$ 136