Annual report pursuant to Section 13 and 15(d)

Income Taxes - Narrative (Details)

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Income Taxes - Narrative (Details) - USD ($)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Income Tax Disclosure [Abstract]      
Change in valuation allowance $ 6,734,000 $ 6,585,000  
Operating loss carryforwards 47,021,000    
Income tax expense (benefit) $ 0 $ 0 $ 0