Income Taxes (Details - Loss before Provision) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Tax Disclosure [Abstract]
United States	$ (45,860)	$ (7,525)	$ (4,926)
Foreign	2,480	1,718	(10,130)
Loss from continuing operations before income taxes	$ (43,380)	$ (5,807)	$ (15,056)