XML 42 R33.htm IDEA: XBRL DOCUMENT v3.23.1
Stockholders' Equity - Preferred Stock (Details)
 3 Months Ended
Mar. 03, 2023
USD ($)
Votes
$ / shares
shares
Mar. 31, 2023
$ / shares
shares
Dec. 31, 2022
$ / shares
shares
Class of Stock [Line Items]      
Preferred stock, shares authorized (in shares)   5,000,000 5,000,000
Preferred stock, par value (in dollars per share) | $ / shares   $ 0.001 $ 0.001
Preferred stock, shares outstanding (in shares)   1,953 1,952
Common stock, par value (in dollars per share) | $ / shares   $ 0.001 $ 0.001
Series B Convertible Preferred Stock [Member]      
Class of Stock [Line Items]      
Preferred stock, shares outstanding (in shares)   1,014 1,014
Series B Convertible Preferred Stock [Member] | 2018 Rights Offering [Member]      
Class of Stock [Line Items]      
Preferred stock, shares outstanding (in shares)   1,014  
Number of preferred stock, shares converted   5,978  
Series C Convertible Preferred Stock [Member]      
Class of Stock [Line Items]      
Preferred stock, shares outstanding (in shares)   938 938
Series C Convertible Preferred Stock [Member] | 2018 Rights Offering [Member]      
Class of Stock [Line Items]      
Preferred stock, shares outstanding (in shares)   938  
Number of preferred stock, shares converted   416,889  
Series F Convertible Preferred Stock [Member]      
Class of Stock [Line Items]      
Preferred stock, shares authorized (in shares) 1    
Number Of Votes Per Share | Votes 50,000,000    
Common stock, par value (in dollars per share) | $ / shares $ 0.001    
Preferred stock, voting rights no    
Rights related to distribution of assets no    
Consideration paid to preferred stock holders | $ $ 1,000    
Series F Convertible Preferred Stock [Member] | Subscription Agreement [Member]      
Class of Stock [Line Items]      
Preferred stock, par value (in dollars per share) | $ / shares $ 0.001    
Consideration to purchaser in cash | $ $ 1,000    
Issue and sale of share 1    
Sale closed date Mar. 03, 2023