Annual report pursuant to Section 13 and 15(d)

Long-term Debt - Convertible Notes 2020 (Details)

v3.22.1
Long-term Debt - Convertible Notes 2020 (Details) - 2020 Convertible Notes Member - USD ($)
1 Months Ended 12 Months Ended
Sep. 30, 2020
Dec. 31, 2021
Dec. 31, 2020
Debt Instrument [Line Items]      
Gross proceeds from issuance $ 2,000,000.0    
Interest rate 6.00%    
Minimum gross proceeds from sale of preferred stock required for conversion $ 2,000,000.0    
Conversion price as percentage of the price per share paid by the other investors     80.00%
Embedded derivative fair value     $ 1,000,000.0
Initial carrying value     3,000,000.0
Accrued interest, current   $ 0 100,000
Total interest incurred   $ 300,000 100,000
Series B-1 Preferred Stock      
Debt Instrument [Line Items]      
Minimum gross proceeds from sale of preferred stock required for conversion     $ 10,000,000.0