(10) Commitments and Contingencies (Details - Lease - Cash flow) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$ 7,056	$ 7,474	$ 7,762
Operating cash flows from finance leases	948	1,118	1,007
Financing cash flows from finance leases	$ 40	$ 111	$ 172