Short-term Borrowings and Long-term Borrowings (Details - Maturities) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Debt Disclosure [Abstract]
2021	$ 332
2022	411
2023	470
2024	517
2025	5,656
Thereafter	5,746
Total long-term borrowings	$ 13,132	$ 6,628

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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