Note 12. Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Current:
Federal	$ 307	$ 522
State	84	94
Foreign	21	21
Total current	412	637
Deferred:
Federal	283	(434)
State	50	(55)
Foreign	(21)	(39)
Total deferred	312	(528)
Total expense for income taxes	$ 724	$ 109