8. Stockholders Equity (Details - Unrecognized expense) $ in Thousands	3 Months Ended
	Sep. 30, 2019 USD ($)
Unrecognized share-based compensation expense	$ 343
Stock Options [Member]
Unrecognized share-based compensation expense	$ 1,805
Weighted average years to recognize	2 years 8 months 12 days
Restricted Stock Units (RSUs) [Member]
Unrecognized share-based compensation expense	$ 3,515
Weighted average years to recognize	3 years 4 months 24 days
ESPP [Member]
Unrecognized share-based compensation expense	$ 23
Weighted average years to recognize	1 month 6 days