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Loans and Accounts Receivable at Amortized Cost (Details) - Schedule of gross carrying amount expected credit loss in commercial loans - Commercial Loans [Member] - CLP ($) $ in Millions | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020
Loans and Accounts Receivable at Amortized Cost (Details) - Schedule of gross carrying amount expected credit loss in commercial loans [Line Items] |  |
Gross carrying amount, Beginning balance | $ 16,987,189 | $ 15,862,325
Transfers: |  |
Transfers from stage 1 to stage 2 |  |
Transfers from stage 1 to stage 3 |  |
Transfers from stage 2 to stage 3 |  |
Transfers from stage 2 to stage 1 |  |
Transfers from stage 3 to stage 2 |  |
Transfers from stage 3 to stage 1 |  |
Net changes of financial assets | 865,439 | 1,285,080
Write-off | (170,374) | (168,537)
Other adjustments | (28,613) | 8,321
Gross carrying amount, Ending balance | 17,653,641 | 16,987,189
Expected credit losses allowances, Beginning balance | 645,072 | 506,569
Transfers |  |
Transfers to stage 2 | 61,457 | 58,928
Transfers to stage 3 | 10,529 | 20,225
Transfers to stage 3 | 64,445 | 74,776
Transfers to stage 1 | (24,850) | (22,087)
Transfers to stage 2 | (11,884) | (19,188)
Transfers to stage 1 | (61) | (40)
Net changes of the exposure and modifications in credit risk | 28,056 | 193,594
Write-off | (170,374) | (167,382)
Other adjustments | 975 | (323)
Expected credit losses allowances, Ending balance | 603,365 | 645,072
Corporate [Member] | Stage 1 [Member] |  |
Loans and Accounts Receivable at Amortized Cost (Details) - Schedule of gross carrying amount expected credit loss in commercial loans [Line Items] |  |
Gross carrying amount, Beginning balance | 9,723,988 | 10,208,264
Transfers: |  |
Transfers from stage 1 to stage 2 | (915,643) | (1,355,492)
Transfers from stage 1 to stage 3 | (6,966) | (2,492)
Transfers from stage 2 to stage 3 |  |
Transfers from stage 2 to stage 1 | 632,584 | 239,349
Transfers from stage 3 to stage 2 |  |
Transfers from stage 3 to stage 1 |  |
Net changes of financial assets | 1,571,979 | 676,413
Write-off |  |
Other adjustments | (36,430) | (1,243)
Gross carrying amount, Ending balance | 10,969,512 | 9,764,799
Expected credit losses allowances, Beginning balance | 39,174 | 21,539
Transfers |  |
Transfers to stage 2 | (11,895) | (23,652)
Transfers to stage 3 | (84) | (9)
Transfers to stage 3 |  |
Transfers to stage 1 | 9,294 | 2,919
Transfers to stage 2 |  |
Transfers to stage 1 |  |
Net changes of the exposure and modifications in credit risk | 12,551 | 39,971
Write-off |  |
Other adjustments | 1,012 | (1,179)
Expected credit losses allowances, Ending balance | 50,052 | 39,589
Corporate [Member] | Stage 2 [Member] |  |
Loans and Accounts Receivable at Amortized Cost (Details) - Schedule of gross carrying amount expected credit loss in commercial loans [Line Items] |  |
Gross carrying amount, Beginning balance | 1,589,715 | 1,004,967
Transfers: |  |
Transfers from stage 1 to stage 2 | 915,643 | 1,355,492
Transfers from stage 1 to stage 3 |  |
Transfers from stage 2 to stage 3 | (174,851) | (198,124)
Transfers from stage 2 to stage 1 | (632,584) | (239,349)
Transfers from stage 3 to stage 2 | 4,410 | 4,022
Transfers from stage 3 to stage 1 |  |
Net changes of financial assets | (290,971) | (337,291)
Write-off |  |
Other adjustments | 1 | (2)
Gross carrying amount, Ending balance | 1,411,363 | 1,589,715
Expected credit losses allowances, Beginning balance | 65,452 | 30,389
Transfers |  |
Transfers to stage 2 | 51,953 | 50,253
Transfers to stage 3 |  |
Transfers to stage 3 | (24,577) | (25,214)
Transfers to stage 1 | (23,462) | (9,322)
Transfers to stage 2 | 297 | 943
Transfers to stage 1 |  |
Net changes of the exposure and modifications in credit risk | 31,673 | 18,462
Write-off |  |
Other adjustments | (2) | (59)
Expected credit losses allowances, Ending balance | 101,334 | 65,452
Corporate [Member] | Stage 3 [Member] |  |
Loans and Accounts Receivable at Amortized Cost (Details) - Schedule of gross carrying amount expected credit loss in commercial loans [Line Items] |  |
Gross carrying amount, Beginning balance | 530,066 | 401,007
Transfers: |  |
Transfers from stage 1 to stage 2 |  |
Transfers from stage 1 to stage 3 | 6,966 | 2,492
Transfers from stage 2 to stage 3 | 174,851 | 198,124
Transfers from stage 2 to stage 1 |  |
Transfers from stage 3 to stage 2 | (4,410) | (4,022)
Transfers from stage 3 to stage 1 |  |
Net changes of financial assets | (76,707) | (537)
Write-off | (79,529) | (66,989)
Other adjustments |  | (9)
Gross carrying amount, Ending balance | 551,237 | 530,066
Expected credit losses allowances, Beginning balance | 261,505 | 196,165
Transfers |  |
Transfers to stage 2 |  |
Transfers to stage 3 | 1,696 | 1,089
Transfers to stage 3 | 66,562 | 73,885
Transfers to stage 1 |  |
Transfers to stage 2 | (1,715) | (1,560)
Transfers to stage 1 |  |
Net changes of the exposure and modifications in credit risk | (26,003) | 58,915
Write-off | (79,529) | (66,989)
Other adjustments |  |
Expected credit losses allowances, Ending balance | 222,516 | 261,505
Other Commercial [Member] | Stage 1 [Member] |  |
Loans and Accounts Receivable at Amortized Cost (Details) - Schedule of gross carrying amount expected credit loss in commercial loans [Line Items] |  |
Gross carrying amount, Beginning balance | 4,534,810 | 3,594,359
Transfers: |  |
Transfers from stage 1 to stage 2 | (215,952) | (277,926)
Transfers from stage 1 to stage 3 | (26,769) | (52,304)
Transfers from stage 2 to stage 3 |  |
Transfers from stage 2 to stage 1 | 105,704 | 162,768
Transfers from stage 3 to stage 2 |  |
Transfers from stage 3 to stage 1 | 67 | 138
Net changes of financial assets | (281,046) | 1,056,882
Write-off |  |
Other adjustments | 7,541 | 10,082
Gross carrying amount, Ending balance | 4,124,355 | 4,493,999
Expected credit losses allowances, Beginning balance | 41,358 | 35,888
Transfers |  |
Transfers to stage 2 | (24,694) | (16,137)
Transfers to stage 3 | (1,515) | (3,007)
Transfers to stage 3 |  |
Transfers to stage 1 | 5,223 | 4,921
Transfers to stage 2 |  |
Transfers to stage 1 | 17 | 5
Net changes of the exposure and modifications in credit risk | 18,202 | 19,264
Write-off |  |
Other adjustments | 6 | 9
Expected credit losses allowances, Ending balance | 38,597 | 40,943
Other Commercial [Member] | Stage 2 [Member] |  |
Loans and Accounts Receivable at Amortized Cost (Details) - Schedule of gross carrying amount expected credit loss in commercial loans [Line Items] |  |
Gross carrying amount, Beginning balance | 228,591 | 240,100
Transfers: |  |
Transfers from stage 1 to stage 2 | 215,952 | 277,926
Transfers from stage 1 to stage 3 |  |
Transfers from stage 2 to stage 3 | (138,464) | (163,049)
Transfers from stage 2 to stage 1 | (105,704) | (162,768)
Transfers from stage 3 to stage 2 | 60,942 | 117,446
Transfers from stage 3 to stage 1 |  |
Net changes of financial assets | (28,054) | (80,505)
Write-off |  |
Other adjustments | (105) | (559)
Gross carrying amount, Ending balance | 233,158 | 228,591
Expected credit losses allowances, Beginning balance | 44,315 | 25,555
Transfers |  |
Transfers to stage 2 | 46,093 | 48,464
Transfers to stage 3 |  |
Transfers to stage 3 | (30,672) | (29,540)
Transfers to stage 1 | (15,905) | (20,605)
Transfers to stage 2 | 2,129 | 4,424
Transfers to stage 1 |  |
Net changes of the exposure and modifications in credit risk | (31,186) | 15,122
Write-off |  |
Other adjustments | (119) | 895
Expected credit losses allowances, Ending balance | 14,655 | 44,315
Other Commercial [Member] | Stage 3 [Member] |  |
Loans and Accounts Receivable at Amortized Cost (Details) - Schedule of gross carrying amount expected credit loss in commercial loans [Line Items] |  |
Gross carrying amount, Beginning balance | 380,019 | 413,628
Transfers: |  |
Transfers from stage 1 to stage 2 |  |
Transfers from stage 1 to stage 3 | 26,769 | 52,304
Transfers from stage 2 to stage 3 | 138,464 | 163,049
Transfers from stage 2 to stage 1 |  |
Transfers from stage 3 to stage 2 | (60,942) | (117,446)
Transfers from stage 3 to stage 1 | (67) | (138)
Net changes of financial assets | (29,762) | (29,882)
Write-off | (90,845) | (101,548)
Other adjustments | 380 | 52
Gross carrying amount, Ending balance | 364,016 | 380,019
Expected credit losses allowances, Beginning balance | 193,268 | 197,033
Transfers |  |
Transfers to stage 2 |  |
Transfers to stage 3 | 10,432 | 22,152
Transfers to stage 3 | 53,132 | 55,645
Transfers to stage 1 |  |
Transfers to stage 2 | (12,595) | (22,995)
Transfers to stage 1 | (78) | (45)
Net changes of the exposure and modifications in credit risk | 22,819 | 41,860
Write-off | (90,845) | (100,393)
Other adjustments | 78 | 11
Expected credit losses allowances, Ending balance | $ 176,211 | $ 193,268

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