Annual report pursuant to Section 13 and 15(d)

Consolidated Balance Sheets (Parenthetical)

v3.22.0.1
Consolidated Balance Sheets (Parenthetical) - $ / shares
Dec. 31, 2021
Dec. 31, 2020
Statement of Financial Position [Abstract]    
Preferred stock, par value $ 0.001 $ 0.001
Preferred stock, shares authorized 7,000,000 7,000,000
Preferred stock, shares issued 5,299,227 5,475,279
Preferred stock, shares outstanding 5,299,227 5,475,279
Common stock, par value $ 0.001 $ 0.001
Common stock, shares authorized 29,000,000 29,000,000
Common stock, shares issued 15,657,641 14,121,044
Common stock, shares outstanding 14,916,842 13,380,245
Treasury stock, shares 740,799 740,799