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Debt Instruments at Amortized Cost (Details) - Schedule of amortized value and the corresponding ECL
$ in Millions
 12 Months Ended
Dec. 31, 2021
CLP ($)
Debt Instruments at Amortized Cost (Details) - Schedule of amortized value and the corresponding ECL [Line Items]  
Beginning balance
New assets purchased 4,680,639
Transfers to stage 1
Transfers to stage 2
Transfers to stage 3
Assets derecognized or matured (excluding write-off)
Changes due to modifications not derecognized 11,802
Other adjustments
Ending balance 4,692,441
Stage 1 [Member]  
Debt Instruments at Amortized Cost (Details) - Schedule of amortized value and the corresponding ECL [Line Items]  
Beginning balance
New assets purchased 4,680,639
Transfers to stage 1
Transfers to stage 2
Transfers to stage 3
Assets derecognized or matured (excluding write-off)
Changes due to modifications not derecognized 11,802
Other adjustments
Ending balance 4,692,441
Stage 2 [Member]  
Debt Instruments at Amortized Cost (Details) - Schedule of amortized value and the corresponding ECL [Line Items]  
New assets purchased
Transfers to stage 1
Transfers to stage 2
Transfers to stage 3
Assets derecognized or matured (excluding write-off)
Changes due to modifications not derecognized
Other adjustments
Ending balance
Stage 3 [Member]  
Debt Instruments at Amortized Cost (Details) - Schedule of amortized value and the corresponding ECL [Line Items]  
New assets purchased
Transfers to stage 1
Transfers to stage 2
Transfers to stage 3
Assets derecognized or matured (excluding write-off)
Changes due to modifications not derecognized
Other adjustments
Ending balance
Stage1 [Member]  
Debt Instruments at Amortized Cost (Details) - Schedule of amortized value and the corresponding ECL [Line Items]  
Beginning balance
New assets purchased 709
Transfers to stage 1
Transfers to stage 2
Transfers to stage 3
Assets derecognized or matured (excluding write-off)
Changes due to modifications not derecognized 2
Write-off
Other adjustments
Ending balance 711
Stage 2 [Member]  
Debt Instruments at Amortized Cost (Details) - Schedule of amortized value and the corresponding ECL [Line Items]  
Beginning balance
New assets purchased
Transfers to stage 1
Transfers to stage 2
Transfers to stage 3
Assets derecognized or matured (excluding write-off)
Changes due to modifications not derecognized
Write-off
Other adjustments
Ending balance
Stage3 [Member]  
Debt Instruments at Amortized Cost (Details) - Schedule of amortized value and the corresponding ECL [Line Items]  
Beginning balance
New assets purchased
Transfers to stage 1
Transfers to stage 2
Transfers to stage 3
Assets derecognized or matured (excluding write-off)
Changes due to modifications not derecognized
Write-off
Other adjustments
Ending balance
ECL [Member]  
Debt Instruments at Amortized Cost (Details) - Schedule of amortized value and the corresponding ECL [Line Items]  
Beginning balance
New assets purchased 709
Transfers to stage 1
Transfers to stage 2
Transfers to stage 3
Assets derecognized or matured (excluding write-off)
Changes due to modifications not derecognized 2
Write-off
Other adjustments
Ending balance $ 711