Right-of-use Asset and Leasing Liabilities (Details - Consolidated Balance Sheet) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Right-of-use Asset And Leasing Liabilities
Finance leases, right-of-use assets, net	$ 1,048	$ 1,709
Operating leases, right-of-use assets, net	504	808
Total lease assets	1,552	2,517
Finance leases liabilities, current portion	667	644
Operating leases liabilities, current portion	294	935
Finance leases liability, noncurrent portion	10	673
Operating lease liability, noncurrent portion	231	1,250
Total lease liabilities	$ 1,202	$ 3,502
Weighted average remaining lease term - Finance leases	1 year 6 months 29 days	2 years 7 months 28 days
Weighted average remaining lease term - Operating leases	2 years 2 months 12 days	2 years 11 months 8 days
Weighted average discount rate - Finance leases	3.37%	3.35%
Weighted average discount rate - Operating leases	3.42%	4.70%