8. Stockholders' Equity (Details)	9 Months Ended
	Sep. 30, 2017 $ / shares shares
Options
Number of Shares, Outstanding at beginning of period | shares	122,000
Options, Granted | shares	48,625
Options, Exercised | shares	0
Options, Forfeited and canceled | shares	(5,625)
Number of Shares, Outstanding at end of period | shares	165,000
Number of Shares, Exercisable at end of period | shares	123,562
Weighted Average Exercise Price, Options
Weighted average exercise price, Outstanding at beginning of period | $ / shares	$ 2.55
Weighted average exercise price options, Granted | $ / shares	7.21
Weighted average exercise price options, Exercised | $ / shares	0.00
Weighted average exercise price options, Forfeited and canceled | $ / shares	2.55
Weighted average exercise price, Outstanding at end of period | $ / shares	3.92
Weighted average exercise price, Exercisable at end of period | $ / shares	$ 3.47
Weighted Average Remaining Contract Term, Options
Weighted Average Remaining Contract Term, Outstanding at end of period	7 years 6 months 14 days
Weighted Average Remaining Contract Term, Exercisable	8 years 5 months 16 days