Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events (Details)

v3.20.2
Subsequent Events (Details)
$ / shares in Units, $ in Thousands
 1 Months Ended 9 Months Ended
Jul. 01, 2020
$ / shares
shares
Jun. 29, 2020
employee
subsidiary
Jul. 07, 2020
USD ($)
May 31, 2020
$ / shares
shares
Subsequent Event [Line Items]        
Price per unit | $ / shares       $ 3.62
Number of shares of common stock issuable under the Company's 2017 Stock Option/Stock Issuance Plan       250,000
Stock options granted (in shares)       0
Exercise price of stock options granted (in dollars per share) | $ / shares       $ 7.91
Overallotment        
Subsequent Event [Line Items]        
Gross proceeds from issuance of shares | $     $ 1,350  
Subsequent Event [Member]        
Subsequent Event [Line Items]        
Number of shares of common stock issuable under the Company's 2017 Stock Option/Stock Issuance Plan 3,000,000      
Stock options granted (in shares) 1,235,159      
Exercise price of stock options granted (in dollars per share) | $ / shares $ 5.40      
Life of the stock option 10 years      
Vesting period 4 years      
Vesting (as a percent) 25.00%      
Number of Company's officers named as defendants | employee   2    
Number of Company's former subsidiaries named as defendants | subsidiary   1    
Subsequent Event [Member] | Incentive stock options        
Subsequent Event [Line Items]        
Stock options granted (in shares) 995,000      
Subsequent Event [Member] | Non-qualifying stock options        
Subsequent Event [Line Items]        
Stock options granted (in shares) 280,159