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Business Segment (Details) - Schedule of segment reporting - CLP ($) $ in Millions | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Business Segment (Details) - Schedule of segment reporting [Line Items] |  |  |
Net interest income and UF indexation | $ 2,266,129 | $ 1,574,022 | $ 1,316,788
Net commissions income | 522,132 | 455,028 | 445,968
Net financial income | 306,824 | 170,979 | 145,383
Other income | 34,507 | 23,049 | 19,271
Income attributable to investments in other companies | 13,031 | 1,793 | (5,099)
Operating income, before expected credit losses | 3,142,623 | 2,224,871 | 1,922,311
Expenses for expected credit losses | (412,130) | (19,172) | (547,106)
Total operating income, after expected credit losses | 2,730,493 | 2,205,699 | 1,375,205
Expenses from salaries and employee benefits | (528,226) | (450,952) | (457,176)
Administrative expenses | (355,274) | (324,625) | (318,881)
Depreciation and amortization | (84,205) | (76,798) | (73,357)
Impairment of non-financial assets | (77) | (1,690) | (1,661)
Other operating expenses | (27,701) | (19,348) | (19,277)
Total operating expenses | (995,483) | (873,413) | (870,352)
Income from operations | 1,735,010 | 1,332,286 | 504,853
Income taxes | (289,209) | (275,969) | (103,223)
Income after income taxes | 1,445,801 | 1,056,317 | 401,630
Assets | 54,553,267 | 51,149,548 | 45,235,494
Current and deferred taxes | 555,587 | 276,400 | 315,466
Total assets | 55,108,854 | 51,425,948 | 45,550,960
Liabilities | 49,676,485 | 46,494,693 | 41,553,568
Current and deferred taxes | 932 | 112,283 | 311
Total liabilities | 49,677,417 | 46,606,976 | 41,553,879
Subtotal [Member] |  |  |
Business Segment (Details) - Schedule of segment reporting [Line Items] |  |  |
Net interest income and UF indexation | 2,235,412 | 1,553,436 | 1,311,863
Net commissions income | 546,812 | 485,099 | 462,831
Net financial income | 303,519 | 151,063 | 146,214
Other income | 37,852 | 29,184 | 28,451
Income attributable to investments in other companies | 13,580 | 2,240 | (4,661)
Operating income, before expected credit losses | 3,137,175 | 2,221,022 | 1,944,698
Expenses for expected credit losses | (435,118) | (357,065) | (463,795)
Total operating income, after expected credit losses | 2,702,057 | 1,863,957 | 1,480,903
Expenses from salaries and employee benefits | (528,245) | (450,969) | (457,193)
Administrative expenses | (375,540) | (343,717) | (340,344)
Depreciation and amortization | (84,205) | (76,798) | (73,357)
Impairment of non-financial assets | (77) | (1,422) | (1,661)
Other operating expenses | (28,798) | (20,579) | (19,277)
Total operating expenses | (1,016,865) | (893,485) | (891,832)
Income from operations | 1,685,192 | 970,472 | 589,071
Income taxes | (275,757) | (178,280) | (125,962)
Income after income taxes | 1,409,435 | 792,192 | 463,109
Assets | 54,765,791 | 51,692,651 | 45,842,967
Current and deferred taxes | 726,910 | 435,123 | 380,894
Total assets | 55,492,701 | 52,127,774 | 46,223,861
Liabilities | 50,633,442 | 47,721,123 | 42,497,282
Current and deferred taxes | 932 | 113,129 | 311
Total liabilities | 50,634,374 | 47,834,252 | 42,497,593
Reclassifications and adjustments to conform IFRS [Member] |  |  |
Business Segment (Details) - Schedule of segment reporting [Line Items] |  |  |
Net interest income and UF indexation | 30,717 | 20,586 | 4,925
Net commissions income | (24,680) | (30,071) | (16,863)
Net financial income | 3,305 | 19,916 | (831)
Other income | (3,345) | (6,135) | (9,180)
Income attributable to investments in other companies | (549) | (447) | (438)
Operating income, before expected credit losses | 5,448 | 3,849 | (22,387)
Expenses for expected credit losses | 22,988 | 337,893 | (83,311)
Total operating income, after expected credit losses | 28,436 | 341,742 | (105,698)
Expenses from salaries and employee benefits | 19 | 17 | 17
Administrative expenses | 20,266 | 19,092 | 21,463
Depreciation and amortization |  |  |
Impairment of non-financial assets |  | (268) |
Other operating expenses | 1,097 | 1,231 |
Total operating expenses | 21,382 | 20,072 | 21,480
Income from operations | 49,818 | 361,814 | (84,218)
Income taxes | (13,452) | (97,689) | 22,739
Income after income taxes | 36,366 | 264,125 | (61,479)
Assets | (212,524) | (543,103) | (607,473)
Current and deferred taxes | (171,323) | (158,723) | (65,428)
Total assets | (383,847) | (701,826) | (672,901)
Liabilities | (956,957) | (1,226,430) | (943,714)
Current and deferred taxes |  | (846) |
Total liabilities | (956,957) | (1,227,276) | (943,714)
Retail [Member] |  |  |
Business Segment (Details) - Schedule of segment reporting [Line Items] |  |  |
Net interest income and UF indexation | 1,446,495 | 1,083,179 | 940,075
Net commissions income | 301,638 | 260,416 | 265,338
Net financial income | 8,248 | 15,211 | 2,651
Other income | 22,973 | 16,653 | 17,673
Income attributable to investments in other companies | 9,089 | (452) | (6,674)
Operating income, before expected credit losses | 1,788,443 | 1,375,007 | 1,219,063
Expenses for expected credit losses | (323,364) | (257,547) | (325,852)
Total operating income, after expected credit losses | 1,465,079 | 1,117,460 | 893,211
Expenses from salaries and employee benefits | (339,849) | (289,103) | (295,301)
Administrative expenses | (272,748) | (252,858) | (249,478)
Depreciation and amortization | (69,100) | (62,728) | (59,730)
Impairment of non-financial assets | (9) | (30) | (1,019)
Other operating expenses | (17,114) | (13,776) | (14,983)
Total operating expenses | (698,820) | (618,495) | (620,511)
Income from operations | 766,259 | 498,965 | 272,700
Assets | 22,025,372 | 20,515,244 | 18,800,918
Liabilities | 17,572,012 | 16,779,925 | 13,848,124
Wholesale [Member] |  |  |
Business Segment (Details) - Schedule of segment reporting [Line Items] |  |  |
Net interest income and UF indexation | 862,976 | 472,520 | 377,314
Net commissions income | 73,208 | 67,343 | 55,599
Net financial income | 57,389 | 49,864 | 34,979
Other income | 11,349 | 9,456 | 8,677
Income attributable to investments in other companies | 3,496 | 2,075 | 1,548
Operating income, before expected credit losses | 1,008,418 | 601,258 | 478,117
Expenses for expected credit losses | (103,745) | (98,516) | (136,387)
Total operating income, after expected credit losses | 904,673 | 502,742 | 341,730
Expenses from salaries and employee benefits | (102,395) | (82,706) | (85,469)
Administrative expenses | (66,547) | (58,940) | (58,440)
Depreciation and amortization | (8,540) | (8,107) | (7,317)
Impairment of non-financial assets | (122) | (1,169) |
Other operating expenses | (10,183) | (5,073) | (5,362)
Total operating expenses | (187,787) | (155,995) | (156,588)
Income from operations | 716,886 | 346,747 | 185,142
Assets | 13,576,675 | 12,806,409 | 10,811,000
Liabilities | 10,151,503 | 10,530,749 | 10,143,939
Treasury [Member] |  |  |
Business Segment (Details) - Schedule of segment reporting [Line Items] |  |  |
Net interest income and UF indexation | (60,467) | (1,416) | (3,603)
Net commissions income | (2,280) | (2,288) | (1,969)
Net financial income | 172,949 | 51,918 | 75,144
Other income |  |  |
Income attributable to investments in other companies | 345 | 118 | (7)
Operating income, before expected credit losses | 110,547 | 48,332 | 69,565
Expenses for expected credit losses | (8,009) | (1,002) | (1,176)
Total operating income, after expected credit losses | 102,538 | 47,330 | 68,389
Expenses from salaries and employee benefits | (2,645) | (2,156) | (2,023)
Administrative expenses | (1,771) | (1,360) | (1,414)
Depreciation and amortization | (424) | (365) | (312)
Impairment of non-financial assets |  |  |
Other operating expenses |  | (21) | 1,155
Total operating expenses | (4,840) | (3,902) | (2,594)
Income from operations | 97,698 | 43,428 | 65,795
Assets | 18,602,123 | 17,412,551 | 15,400,139
Liabilities | 22,182,398 | 19,640,221 | 17,844,350
Subsidiaries [Member] |  |  |
Business Segment (Details) - Schedule of segment reporting [Line Items] |  |  |
Net interest income and UF indexation | (13,592) | (847) | (1,923)
Net commissions income | 174,246 | 159,628 | 143,863
Net financial income | 64,933 | 34,070 | 33,440
Other income | 3,530 | 3,075 | 2,101
Income attributable to investments in other companies | 650 | 499 | 472
Operating income, before expected credit losses | 229,767 | 196,425 | 177,953
Expenses for expected credit losses |  |  | (380)
Total operating income, after expected credit losses | 229,767 | 196,425 | 177,573
Expenses from salaries and employee benefits | (83,356) | (77,004) | (74,400)
Administrative expenses | (34,474) | (30,559) | (31,012)
Depreciation and amortization | (6,141) | (5,598) | (5,998)
Impairment of non-financial assets | 54 | (223) | (642)
Other operating expenses | (1,501) | (1,709) | (87)
Total operating expenses | (125,418) | (115,093) | (112,139)
Income from operations | 104,349 | 81,332 | 65,434
Assets | 561,621 | 958,447 | 830,910
Liabilities | $ 727,529 | $ 770,228 | $ 660,869

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