8. Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Current:
Federal	$ (110)	$ (11)
State	10	10
Total, Current	(100)	(1)
Federal	(280)	(1,780)
State	103	(43)
Impact of rate change	0	665
Total, Deferred	(177)	(1,158)
Total, Current and Deferred	$ (277)	$ (1,159)