Annual report pursuant to Section 13 and 15(d)

Consolidated Statements of Stockholders' Equity (Parentheticals)

v3.23.1
Consolidated Statements of Stockholders' Equity (Parentheticals)
Dec. 31, 2022
$ / shares
Preferred Stock [Member] | Series A Preferred Stock [Member]  
Shares Issued, Price Per Share (in dollars per share) $ 1,000
Preferred Stock [Member] | Series A-2 Preferred Stock [Member]  
Shares Issued, Price Per Share (in dollars per share) 1,000
Preferred Stock [Member] | Series A-3 Preferred Stock [Member]  
Shares Issued, Price Per Share (in dollars per share) 1,000
Preferred Stock [Member] | Series A-4 Preferred Stock [Member]  
Shares Issued, Price Per Share (in dollars per share) 1,000
Common Stock [Member] | March 2021 Offering [Member]  
Shares Issued, Price Per Share (in dollars per share) 9.00
Common Stock [Member] | February 2021 Offering [Member]  
Shares Issued, Price Per Share (in dollars per share) 4.10
Common Stock [Member] | January 2021 Offering [Member]  
Shares Issued, Price Per Share (in dollars per share) 2.60
Common Stock [Member] | May 2020 Offering [Member]  
Shares Issued, Price Per Share (in dollars per share) 3.50
Additional Paid-in Capital [Member] | Series A Preferred Stock [Member]  
Shares Issued, Price Per Share (in dollars per share) 1,000
Additional Paid-in Capital [Member] | Series A-2 Preferred Stock [Member]  
Shares Issued, Price Per Share (in dollars per share) 1,000
Additional Paid-in Capital [Member] | Series A-3 Preferred Stock [Member]  
Shares Issued, Price Per Share (in dollars per share) 1,000
Additional Paid-in Capital [Member] | Series A-4 Preferred Stock [Member]  
Shares Issued, Price Per Share (in dollars per share) 1,000
Additional Paid-in Capital [Member] | March 2021 Offering [Member]  
Shares Issued, Price Per Share (in dollars per share) 9.00
Additional Paid-in Capital [Member] | February 2021 Offering [Member]  
Shares Issued, Price Per Share (in dollars per share) 4.10
Additional Paid-in Capital [Member] | January 2021 Offering [Member]  
Shares Issued, Price Per Share (in dollars per share) $ 2.60