Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity - Warrants issued and outstanding (Details)

v3.20.1
Stockholders' Equity - Warrants issued and outstanding (Details)
6 Months Ended
Mar. 31, 2020
$ / shares
shares
Warrants [Roll Forward]  
Warrants, Outstanding at the beginning of the period | shares 728,439
Expired | shares (12,500)
Warrants, Outstanding at the end of the period | shares 715,939
Weighted average exercise price, Outstanding at the beginning of the period | $ / shares $ 20.99
Expired (in dollars per share) | $ / shares 20.00
Weighted average exercise price, Outstanding at the end of the period | $ / shares $ 21.01
Weighted average remaining contractual term, Outstanding at the end of the period 2 years 7 days