XML 104 R77.htm IDEA: XBRL DOCUMENT v3.21.2
Shareholders' Equity - Preferred Stock Shares (Details) - $ / shares
Sep. 30, 2021
Dec. 31, 2020
Dec. 15, 2020
Shareholders' Deficit      
Preferred shares, shares authorized 5,000,000 5,000,000  
Preferred stock, par value, (per share) $ 0.0001 $ 0.0001 $ 0.0001
Preferred shares, shares issued 0 0  
Preferred shares, shares outstanding 0 0