Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Parenthetical)

v3.23.2
Condensed Consolidated Balance Sheets (Parenthetical) - USD ($)
Jun. 30, 2023
Dec. 31, 2022
Allowance for credit loss $ 4,403,000 $ 4,603,000
Undesignated preferred stock, par value (in dollars per share) $ 0.001 $ 0.001
Undesignated preferred stock, authorized (in shares) 32,659,235 32,659,235
Undesignated preferred stock, issued (in shares) 0 0
Undesignated preferred stock, outstanding (in shares) 0 0
Common stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, authorized (in shares) 700,000,000 700,000,000
Common stock, issued (in shares) 371,614,758 341,474,728
Common stock, outstanding (in shares) 371,614,758 341,474,728
Series B Convertible Preferred Stock    
Convertible preferred stock, par value (dollars per share) $ 0.001 $ 0.001
Convertible preferred stock, authorized (in shares) 4,908,333 4,908,333
Convertible preferred stock, issued (in shares) 4,908,333 4,908,333
Convertible preferred stock, outstanding (in shares) 4,908,333 4,908,333
Series C Convertible Preferred Stock    
Convertible preferred stock, par value (dollars per share) $ 0.001 $ 0.001
Convertible preferred stock, authorized (in shares) 12,432,432 12,432,432
Convertible preferred stock, issued (in shares) 1,939,608 6,216,216
Convertible preferred stock, outstanding (in shares) 1,939,608 6,216,216
Undesignated preferred stock, outstanding (in shares) 1,939,608