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9. Stock Compensation (Details - Options vested and expected to vest) - Options [Member]
3 Months Ended
Jun. 30, 2018
$ / shares
shares
Options vested 356,047
Options expected to vest 18,000
Total options outstanding 374,047
Weighted average exercise price options vested | $ / shares $ 8.83
Weighted average exercise price options expected to vest | $ / shares $ 1.68
Weighted average remaining contractual term options vested 4 years 1 month 2 days
Weighted average remaining contractual term options expected to vest 8 years 11 months 15 days