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Provisions and Contingent Provisions (Details) - Schedule of Provisions for Contingent Loan Risk - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Provisions and Contingent Provisions (Details) - Schedule of Provisions for Contingent Loan Risk [Line Items]    
ECL allowance, beginning balance $ 44,997 $ 40,357
ECL allowance, ending balance 21,105 44,997
Transfers from stage 1 to stage 2 2,914 3,134
Transfers from stage 1 to stage 3 1,099 2,703
Transfers from stage 2 to stage 3 5,036 4,264
Transfers from stage 2 to stage 1 (7,395) (5,635)
Transfers from stage 3 to stage 2 (2,857) 836
Transfers from stage 3 to stage 1 (210) (77)
Net changes on financial assets (22,478) (768)
Write-off
Other adjustments (1) 183
Stage 1 [Member]    
Provisions and Contingent Provisions (Details) - Schedule of Provisions for Contingent Loan Risk [Line Items]    
ECL allowance, beginning balance 26,316 23,029
ECL allowance, ending balance 10,949 26,316
Transfers from stage 1 to stage 2 (2,645) (1,585)
Transfers from stage 1 to stage 3 (142) (143)
Transfers from stage 2 to stage 3
Transfers from stage 2 to stage 1 1,858 1,832
Transfers from stage 3 to stage 2
Transfers from stage 3 to stage 1 3 1
Net changes on financial assets (14,442) 2,998
Write-off
Other adjustments 1 184
Stage 2 [Member]    
Provisions and Contingent Provisions (Details) - Schedule of Provisions for Contingent Loan Risk [Line Items]    
ECL allowance, beginning balance 8,789 9,599
ECL allowance, ending balance 3,420 8,789
Transfers from stage 1 to stage 2 5,559 4,719
Transfers from stage 1 to stage 3
Transfers from stage 2 to stage 3 (2,471) (1,860)
Transfers from stage 2 to stage 1 (9,253) (7,467)
Transfers from stage 3 to stage 2 2,187 3,762
Transfers from stage 3 to stage 1
Net changes on financial assets (1,389) 35
Write-off
Other adjustments (2) 1
Stage 3 [Member]    
Provisions and Contingent Provisions (Details) - Schedule of Provisions for Contingent Loan Risk [Line Items]    
ECL allowance, beginning balance 9,892 7,729
ECL allowance, ending balance 6,736 9,892
Transfers from stage 1 to stage 2
Transfers from stage 1 to stage 3 1,241 2,846
Transfers from stage 2 to stage 3 7,507 6,124
Transfers from stage 2 to stage 1
Transfers from stage 3 to stage 2 (5,044) (2,926)
Transfers from stage 3 to stage 1 (213) (78)
Net changes on financial assets (6,647) (3,801)
Write-off
Other adjustments $ (2)