Note 11. Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Current:
Federal	$ 522	$ 499
State	94	145
Foreign	21	73
Total current	637	717
Deferred:
Federal	(434)	(259)
State	(55)	(59)
Foreign	(39)	(26)
Total deferred	(528)	(344)
Total expense (benefit) for income taxes	$ 109	$ 373