Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Details Textual)

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Stockholders' Equity (Details Textual) - USD ($)
1 Months Ended 3 Months Ended 9 Months Ended
Jun. 30, 2019
Apr. 19, 2019
Nov. 03, 2019
Nov. 04, 2018
Nov. 03, 2019
Nov. 04, 2018
Jun. 05, 2019
Feb. 03, 2019
Jun. 29, 2018
May 10, 2018
Apr. 30, 2018
Feb. 04, 2018
Stockholders' Equity (Textual)                        
Preferred stock value                  
Unvested restricted stock units [Member]                        
Stockholders' Equity (Textual)                        
Sale of stock, description         All the unvested restricted stock units for certain senior executives of the Company vested according to the accelerated vesting trigger in their restricted stock unit agreements. The triggering event was the market capitalization of the Company post IPO, exceeding $300 million for 60 consecutive trading days and the expiration of the lockup- period. This accelerated vesting resulted in equity-based compensation in the amount of $2.9 million.              
2017 Equity Incentive Plan [Member]                        
Stockholders' Equity (Textual)                        
Vesting date, description The Company granted 495,366 Non statutory Stock options to certain officers of the Company with an option price of $38.10 per share. 100% of the stock options are subject to vesting on the first trading day after the date on which the closing price of the Company's stock price has been at least $75 for 60 consecutive trading days so long as this goal has been attained by June 5, 2022 or the options will terminate.                      
2017 Equity Incentive Plan [Member] | Minimum [Member]                        
Stockholders' Equity (Textual)                        
Shares of common stock reserved for issuance             615,066     615,066 420,000  
2017 Equity Incentive Plan [Member] | Maximum [Member]                        
Stockholders' Equity (Textual)                        
Shares of common stock reserved for issuance             1,414,889     604,612 604,612  
2017 Equity Incentive Plan [Member] | Restricted Stock [Member]                        
Stockholders' Equity (Textual)                        
Stock compensation expense related to restricted stock units     $ 600,000 $ 500,000 $ 4,000,000 $ 2,100,000            
Unrecognized restricted stock unit compensation cost related to non-vested awards         $ 4,966,401              
Restricted stock recognized in operations over weighted average period         2 years 6 months 25 days              
Fiscal 2019 [Member]                        
Stockholders' Equity (Textual)                        
Restated warrants total         56,077              
Fair value term         3 years              
Warrants as deemed dividend         $ 408,919              
Fiscal 2020 [Member]                        
Stockholders' Equity (Textual)                        
Warrants issued         18,166              
Warrants, description         The Company issued 18,166 warrants to a third party in connection with previous equity raise. These warrants were valued using the Black-Scholes model, with similar assumptions to the June 2018 warrants. The warrants had a fair value of approximately $130,000. Of these warrants, 17,396 were exercised on May 14, 2019.              
Warrant [Member]                        
Stockholders' Equity (Textual)                        
Exercise of warrant         $ 27,246              
Total warrants outstanding     1,039,120 1,080,725 1,039,120 1,080,725   1,067,475       930,054
Warrants canceled   930,054                    
Warrants issued   798,975     281,750              
Deemed dividend                 $ 1,498,079      
Purchase price per share of common stock                 $ 16.00      
Warrants exercised           (56,077)