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Provisions and Contingent Provisions (Details) - Schedule of Provisions for Contingent Loan Risk - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Schedule of Provisions for Contingent Loan Risk [Line Items] |  |
ECL allowance, beginning balance | $ 21,105 | $ 44,997
Transfers from stage 1 to stage 2 | 4,973 | 2,914
Transfers from stage 1 to stage 3 | 642 | 1,099
Transfers from stage 2 to stage 3 | 4,244 | 5,036
Transfers from stage 2 to stage 1 | (5,942) | (7,395)
Transfers from stage 3 to stage 2 | 2,896 | (2,857)
Transfers from stage 3 to stage 1 | 0 | (210)
Net changes of the exposure and modifications in credit risk | (9,529) | (22,478)
Write-off | 0 | 0
Other adjustments | 0 | (1)
ECL allowance, ending balance | 18,389 | 21,105
Stage 1 |  |
Schedule of Provisions for Contingent Loan Risk [Line Items] |  |
ECL allowance, beginning balance | 10,949 | 26,316
Transfers from stage 1 to stage 2 | (1,207) | (2,645)
Transfers from stage 1 to stage 3 | (43) | (142)
Transfers from stage 2 to stage 3 | 0 | 0
Transfers from stage 2 to stage 1 | 1,058 | 1,858
Transfers from stage 3 to stage 2 | 0 | 0
Transfers from stage 3 to stage 1 | 0 | 3
Net changes of the exposure and modifications in credit risk | (2,498) | (14,442)
Write-off | 0 | 0
Other adjustments | 0 | 1
ECL allowance, ending balance | 8,259 | 10,949
Stage 2 |  |
Schedule of Provisions for Contingent Loan Risk [Line Items] |  |
ECL allowance, beginning balance | 3,420 | 8,789
Transfers from stage 1 to stage 2 | 6,180 | 5,559
Transfers from stage 1 to stage 3 | 0 | 0
Transfers from stage 2 to stage 3 | (1,342) | (2,471)
Transfers from stage 2 to stage 1 | (7,000) | (9,253)
Transfers from stage 3 to stage 2 | 4,447 | 2,187
Transfers from stage 3 to stage 1 | 0 | 0
Net changes of the exposure and modifications in credit risk | (1,362) | (1,389)
Write-off | 0 | 0
Other adjustments | 0 | (2)
ECL allowance, ending balance | 4,343 | 3,420
Stage 3 |  |
Schedule of Provisions for Contingent Loan Risk [Line Items] |  |
ECL allowance, beginning balance | 6,736 | 9,892
Transfers from stage 1 to stage 2 | 0 | 0
Transfers from stage 1 to stage 3 | 685 | 1,241
Transfers from stage 2 to stage 3 | 5,586 | 7,507
Transfers from stage 2 to stage 1 | 0 | 0
Transfers from stage 3 to stage 2 | (1,551) | (5,044)
Transfers from stage 3 to stage 1 | 0 | (213)
Net changes of the exposure and modifications in credit risk | (5,669) | (6,647)
Write-off | 0 | 0
Other adjustments | 0 | 0
ECL allowance, ending balance | $ 5,787 | $ 6,736

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- Definition Decrease through write-off, expected credit losses allowances. + References No definition available. + Details
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