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Provisions (Details) - Schedule of credit quality and the maximum exposure to credit risk - Undrawn credit lines [Member] - USD ($)
$ in Millions
Dec. 31, 2020
Dec. 31, 2019
Provisions (Details) - Schedule of credit quality and the maximum exposure to credit risk [Line Items]    
Normal $ 7,620,714 $ 7,858,902
Substandard 3,896 1,468
Non—complying 25,772 9,890
Total 7,650,382 7,870,260
Stage 1 - Individual [Member]    
Provisions (Details) - Schedule of credit quality and the maximum exposure to credit risk [Line Items]    
Normal 1,055,119 1,135,118
Substandard
Non—complying
Total 1,055,119 1,135,118
Stage 1 - Group [Member]    
Provisions (Details) - Schedule of credit quality and the maximum exposure to credit risk [Line Items]    
Normal 6,244,331 6,434,148
Substandard
Non—complying
Total 6,244,331 6,434,148
Stage 2 - Individual [Member]    
Provisions (Details) - Schedule of credit quality and the maximum exposure to credit risk [Line Items]    
Normal 138,432 81,990
Substandard 3,896 1,468
Non—complying
Total 142,328 83,458
Stage 2 - Group [Member]    
Provisions (Details) - Schedule of credit quality and the maximum exposure to credit risk [Line Items]    
Normal 182,812 207,646
Substandard
Non—complying
Total 182,812 207,646
Stage 3 - Individual [Member]    
Provisions (Details) - Schedule of credit quality and the maximum exposure to credit risk [Line Items]    
Normal 20
Substandard
Non—complying 837 359
Total 857 359
Stage 3 - Group [Member]    
Provisions (Details) - Schedule of credit quality and the maximum exposure to credit risk [Line Items]    
Normal
Substandard
Non—complying 24,935 9,531
Total $ 24,935 $ 9,531