XML 97 R62.htm IDEA: XBRL DOCUMENT v3.22.1
Going concern - Additional Information (Detail) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 02, 2021
Dec. 31, 2019
Dec. 31, 2018
Text Block [Abstract]          
Equity $ 8,019 $ (6,294)   $ (4,224) $ (1,065)
Fund raised through reverse recapitalization     $ 4,522    
Net Loss After Tax 3,555 2,745      
Term loans received 2,000        
Deposits with banks and financial institutions $ 8,016 $ 3,286