Quarterly report pursuant to Section 13 or 15(d)

Stockholders??? Equity (Details)

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Stockholders’ Equity (Details) - USD ($)
 1 Months Ended 3 Months Ended
Jan. 05, 2018
Sep. 30, 2017
Oct. 31, 2021
Jul. 31, 2021
Dec. 31, 2014
Jan. 31, 2011
Stockholders’ Equity (Details) [Line Items]            
Common stock, par value (in Dollars per share)     $ 0.01 $ 0.01    
Percentage of commission payable on equity offering     3.00%      
Maximum offering price under sales agreement     $ 20,000,000   $ 20,000,000  
Common stock available for grant, description     The amendment and restatement of the Amended and Restated 2011 Plan was for purposes of, among other things, (i) increasing the shares of common stock available for grant under the Amended and Restated 2011 Plan by an additional 4,000,000 shares of common stock bringing the total number of shares available for grant to 9,000,000 shares of common stock and (ii) extending the term of the Amended and Restated 2011 Plan until October 7, 2030.      
Share-based compensation arrangement by share-based payment award, number of shares available for grant (in Shares)     5,067,000      
Compensation cost related to non-vested options     $ 606,000      
PSU compensation expense     $ 66      
Forfeited (in Shares)     14,500      
2011 Plan [Member]            
Stockholders’ Equity (Details) [Line Items]            
Share based compensation arrangement by share based payment award restricted stock units (in Shares)           3,000,000
Share-based compensation arrangement by share-based payment award, number of additional shares authorized (in Shares) 2,000,000          
Common stock available for grants (in Shares) 5,000,000          
Common Stock [Member]            
Stockholders’ Equity (Details) [Line Items]            
Authorized common stock that may be issued and sold under sales agreement   $ 19,200,000        
Securities that may be sold under the agreement   $ 150,000,000