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Provisions and Contingent Provisions (Details) - Schedule of provisions for contingent loan risk - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Provisions and Contingent Provisions (Details) - Schedule of provisions for contingent loan risk [Line Items]    
ECL allowance, beginning balance $ 40,357 $ 28,247
ECL allowance, ending balance 44,997 40,357
Transfers from stage 1 to stage 2 3,134 3,411
Transfers from stage 1 to stage 3 2,703 2,806
Transfers from stage 2 to stage 3 4,264 4,773
Transfers from stage 2 to stage 1 (5,635) (3,228)
Transfers from stage 3 to stage 2 836 (1,482)
Transfers from stage 3 to stage 1 (77) (457)
Net changes on financial assets (768) 6,104
Write-off
Other adjustments 183 183
Stage 1 [Member]    
Provisions and Contingent Provisions (Details) - Schedule of provisions for contingent loan risk [Line Items]    
ECL allowance, beginning balance 23,029 13,825
ECL allowance, ending balance 26,316 23,029
Transfers from stage 1 to stage 2 (1,585) (1,303)
Transfers from stage 1 to stage 3 (143) (70)
Transfers from stage 2 to stage 3
Transfers from stage 2 to stage 1 1,832 1,323
Transfers from stage 3 to stage 2
Transfers from stage 3 to stage 1 1 12
Net changes on financial assets 2,998 9,058
Write-off
Other adjustments 184 184
Stage 2 [Member]    
Provisions and Contingent Provisions (Details) - Schedule of provisions for contingent loan risk [Line Items]    
ECL allowance, beginning balance 9,599 6,315
ECL allowance, ending balance 8,789 9,599
Transfers from stage 1 to stage 2 4,719 4,714
Transfers from stage 1 to stage 3
Transfers from stage 2 to stage 3 (1,860) (217)
Transfers from stage 2 to stage 1 (7,467) (4,551)
Transfers from stage 3 to stage 2 3,762 217
Transfers from stage 3 to stage 1
Net changes on financial assets 35 3,120
Write-off
Other adjustments 1 1
Stage 3 [Member]    
Provisions and Contingent Provisions (Details) - Schedule of provisions for contingent loan risk [Line Items]    
ECL allowance, beginning balance 7,729 8,107
ECL allowance, ending balance 9,892 7,729
Transfers from stage 1 to stage 2
Transfers from stage 1 to stage 3 2,846 2,876
Transfers from stage 2 to stage 3 6,124 4,990
Transfers from stage 2 to stage 1
Transfers from stage 3 to stage 2 (2,926) (1,699)
Transfers from stage 3 to stage 1 (78) (469)
Net changes on financial assets (3,801) (6,074)
Write-off
Other adjustments $ (2) $ (2)