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5. Stockholders' Equity (Details - Unrecognized compensation expense)
$ in Thousands
6 Months Ended
Dec. 31, 2015
USD ($)
Options  
Unrecognized compensation cost $ 1,229
Remaining weighted average years to recognize 3 years 3 months 18 days
Restricted Stock Units (RSUs) [Member]  
Unrecognized compensation cost $ 19
Remaining weighted average years to recognize 10 months 24 days
ESPP [Member]  
Unrecognized compensation cost $ 164
Remaining weighted average years to recognize 1 year 10 months 24 days