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RISK MANAGEMENT - Probability of default analysis (Details) - COP ($)
$ in Millions
Dec. 31, 2024
Dec. 31, 2023
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets $ 292,433,720 $ 269,560,244
Exposure to credit risk outside of the statement of financial position 31,399,492 29,798,544
Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 31,399,492 29,798,544
Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 200,136,125 186,203,770
Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 115,414,643 107,047,817
Interbank and overnight funds [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 705,055 392,607
Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 61,976,325 59,999,611
Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 22,035,727 18,486,206
Microcredit [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 4,375 277,529
0% - 7.5% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 27,790,526 26,635,121
0% - 7.5% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 168,133,795 157,477,318
0% - 7.5% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 96,826,695 90,369,120
0% - 7.5% | Interbank and overnight funds [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 703,863 392,607
0% - 7.5% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 50,801,313 49,844,542
0% - 7.5% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 19,801,506 16,703,178
0% - 7.5% | Microcredit [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 418 167,871
7.5% - 15% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 897,444 1,118,635
7.5% - 15% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 12,111,469 9,493,176
7.5% - 15% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 6,717,057 5,292,513
7.5% - 15% | Interbank and overnight funds [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 1,192  
7.5% - 15% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 5,040,368 3,792,346
7.5% - 15% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 352,540 381,893
7.5% - 15% | Microcredit [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 312 26,424
15% - 22.5% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 2,286,632 1,715,107
15% - 22.5% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 983,244 1,090,031
15% - 22.5% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 239,096 290,761
15% - 22.5% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 526,361 628,643
15% - 22.5% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 217,787 156,150
15% - 22.5% | Microcredit [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets   14,477
22.5% - 30% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 28,596 13,611
22.5% - 30% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 901,859 1,029,751
22.5% - 30% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 327,149 371,940
22.5% - 30% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 461,203 591,038
22.5% - 30% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 113,489 58,586
22.5% - 30% | Microcredit [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 18 8,187
30% - 45% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 145,873 147,062
30% - 45% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 1,757,457 2,238,438
30% - 45% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 1,021,848 1,419,479
30% - 45% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 457,767 594,958
30% - 45% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 277,824 220,303
30% - 45% | Microcredit [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 18 3,698
45% - 60% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 74,614 3,075
45% - 60% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 1,011,567 604,939
45% - 60% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 257,047 29,644
45% - 60% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 541,072 409,229
45% - 60% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 213,437 160,225
45% - 60% | Microcredit [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 11 5,841
60% - 90% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 3,445 1,485
60% - 90% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 1,933,403 1,674,345
60% - 90% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 177,095 81,812
60% - 90% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 1,492,850 1,377,873
60% - 90% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 263,419 200,657
60% - 90% | Microcredit [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 39 14,003
> 90% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 172,362 164,448
> 90% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 13,303,331 12,595,772
> 90% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 9,848,656 9,192,548
> 90% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 2,655,391 2,760,982
> 90% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 795,725 605,214
> 90% | Microcredit [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 3,559 37,028
12-month expected credit losses [member] | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 28,298,642 26,817,149
12-month expected credit losses [member] | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 177,196,531 164,524,561
12-month expected credit losses [member] | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 101,927,905 94,328,300
12-month expected credit losses [member] | Interbank and overnight funds [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 705,055 392,607
12-month expected credit losses [member] | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 54,689,265 52,856,109
12-month expected credit losses [member] | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 19,873,529 16,720,997
12-month expected credit losses [member] | Microcredit [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 777 226,548
12-month expected credit losses [member] | 0% - 7.5% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 27,724,323 26,560,070
12-month expected credit losses [member] | 0% - 7.5% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 165,325,376 155,352,194
12-month expected credit losses [member] | 0% - 7.5% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 95,690,974 89,446,752
12-month expected credit losses [member] | 0% - 7.5% | Interbank and overnight funds [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 703,863 392,607
12-month expected credit losses [member] | 0% - 7.5% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 49,327,615 48,882,951
12-month expected credit losses [member] | 0% - 7.5% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 19,602,506 16,462,013
12-month expected credit losses [member] | 0% - 7.5% | Microcredit [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 418 167,871
12-month expected credit losses [member] | 7.5% - 15% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 460,057 217,078
12-month expected credit losses [member] | 7.5% - 15% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 10,731,075 8,001,193
12-month expected credit losses [member] | 7.5% - 15% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 5,926,757 4,619,984
12-month expected credit losses [member] | 7.5% - 15% | Interbank and overnight funds [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 1,192  
12-month expected credit losses [member] | 7.5% - 15% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 4,600,920 3,162,195
12-month expected credit losses [member] | 7.5% - 15% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 201,894 192,612
12-month expected credit losses [member] | 7.5% - 15% | Microcredit [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 312 26,402
12-month expected credit losses [member] | 15% - 22.5% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 79,091 30,108
12-month expected credit losses [member] | 15% - 22.5% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 535,897 635,366
12-month expected credit losses [member] | 15% - 22.5% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 91,248 149,734
12-month expected credit losses [member] | 15% - 22.5% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 377,855 407,118
12-month expected credit losses [member] | 15% - 22.5% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 66,794 64,124
12-month expected credit losses [member] | 15% - 22.5% | Microcredit [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets   14,390
12-month expected credit losses [member] | 22.5% - 30% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 22,053 8,822
12-month expected credit losses [member] | 22.5% - 30% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 344,972 372,476
12-month expected credit losses [member] | 22.5% - 30% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 113,165 75,014
12-month expected credit losses [member] | 22.5% - 30% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 230,075 287,632
12-month expected credit losses [member] | 22.5% - 30% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 1,718 1,654
12-month expected credit losses [member] | 22.5% - 30% | Microcredit [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 14 8,176
12-month expected credit losses [member] | 30% - 45% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 12,330 1,059
12-month expected credit losses [member] | 30% - 45% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 185,460 122,410
12-month expected credit losses [member] | 30% - 45% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 69,485 35,159
12-month expected credit losses [member] | 30% - 45% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 115,355 83,212
12-month expected credit losses [member] | 30% - 45% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 617 594
12-month expected credit losses [member] | 30% - 45% | Microcredit [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 3 3,445
12-month expected credit losses [member] | 45% - 60% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 539 2
12-month expected credit losses [member] | 45% - 60% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 62,448 10,436
12-month expected credit losses [member] | 45% - 60% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 33,092  
12-month expected credit losses [member] | 45% - 60% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 29,356 5,394
12-month expected credit losses [member] | 45% - 60% | Microcredit [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets   5,042
12-month expected credit losses [member] | 60% - 90% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 244 9
12-month expected credit losses [member] | 60% - 90% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 9,205 30,479
12-month expected credit losses [member] | 60% - 90% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 2,895 1,652
12-month expected credit losses [member] | 60% - 90% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 6,280 27,605
12-month expected credit losses [member] | 60% - 90% | Microcredit [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 30 1,222
12-month expected credit losses [member] | > 90% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 5 1
12-month expected credit losses [member] | > 90% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 2,098 7
12-month expected credit losses [member] | > 90% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 289 5
12-month expected credit losses [member] | > 90% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 1,809 2
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 2,929,518 2,816,123
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 9,518,574 9,114,047
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 3,464,250 3,530,534
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 4,687,252 4,408,775
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 1,367,033 1,160,785
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | Microcredit [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 39 13,953
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 0% - 7.5% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 65,537 74,846
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 0% - 7.5% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 2,733,552 2,123,462
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 0% - 7.5% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 1,061,196 922,338
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 0% - 7.5% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 1,473,359 959,967
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 0% - 7.5% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 198,997 241,157
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 7.5% - 15% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 437,341 901,543
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 7.5% - 15% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 1,379,780 1,491,965
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 7.5% - 15% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 789,697 672,515
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 7.5% - 15% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 439,437 630,148
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 7.5% - 15% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 150,646 189,280
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 7.5% - 15% | Microcredit [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets   22
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 15% - 22.5% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 2,207,502 1,684,982
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 15% - 22.5% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 447,250 454,652
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 15% - 22.5% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 147,840 141,027
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 15% - 22.5% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 148,417 221,512
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 15% - 22.5% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 150,993 92,026
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 15% - 22.5% | Microcredit [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets   87
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 22.5% - 30% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 6,514 4,715
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 22.5% - 30% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 556,641 657,258
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 22.5% - 30% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 213,759 296,926
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 22.5% - 30% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 231,107 303,389
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 22.5% - 30% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 111,771 56,932
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 22.5% - 30% | Microcredit [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 4 11
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 30% - 45% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 133,364 145,865
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 30% - 45% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 1,570,202 2,115,980
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 30% - 45% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 950,652 1,384,320
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 30% - 45% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 342,328 511,700
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 30% - 45% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 277,207 219,707
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 30% - 45% | Microcredit [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 15 253
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 45% - 60% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 74,023 2,821
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 45% - 60% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 948,971 594,121
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 45% - 60% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 223,917 29,600
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 45% - 60% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 511,606 403,500
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 45% - 60% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 213,437 160,222
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 45% - 60% | Microcredit [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 11 799
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 60% - 90% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 2,867 1,050
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 60% - 90% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 1,818,316 1,640,781
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 60% - 90% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 76,708 79,911
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 60% - 90% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 1,478,181 1,347,432
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 60% - 90% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 263,418 200,657
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | 60% - 90% | Microcredit [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 9 12,781
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | > 90% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 2,370 301
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | > 90% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 63,862 35,828
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | > 90% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 481 3,897
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | > 90% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 62,817 31,127
Financial instruments not credit-impaired [member] | Lifetime expected credit losses [member] | > 90% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 564 804
Financial instruments credit-impaired [member] | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 795,165 604,424
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 171,332 165,272
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 13,421,020 12,565,162
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 10,022,488 9,188,983
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 2,599,808 2,734,727
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 795,165 604,424
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | Microcredit [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 3,559 37,028
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 0% - 7.5% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 666 205
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 0% - 7.5% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 74,867 1,662
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 0% - 7.5% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 74,525 30
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 0% - 7.5% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 339 1,624
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 0% - 7.5% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 3 8
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 7.5% - 15% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 46 14
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 7.5% - 15% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 614 18
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 7.5% - 15% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 603 14
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 7.5% - 15% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 11 3
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 7.5% - 15% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets   1
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 15% - 22.5% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 39 17
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 15% - 22.5% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 97 13
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 15% - 22.5% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 8  
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 15% - 22.5% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 89 13
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 22.5% - 30% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 29 74
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 22.5% - 30% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 246 17
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 22.5% - 30% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 225  
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 22.5% - 30% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 21 17
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 30% - 45% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 179 138
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 30% - 45% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 1,795 48
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 30% - 45% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 1,711  
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 30% - 45% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 84 46
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 30% - 45% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets   2
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 45% - 60% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 52 252
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 45% - 60% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 148 382
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 45% - 60% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 38 44
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 45% - 60% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 110 335
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 45% - 60% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets   3
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 60% - 90% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 334 426
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 60% - 90% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 105,882 3,085
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 60% - 90% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 97,492 249
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 60% - 90% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 8,389 2,836
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | 60% - 90% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 1  
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | > 90% | Loan commitments and financial guarantee contracts [member]    
Disclosure of credit risk exposure [line items]    
Exposure to credit risk outside of the statement of financial position 169,987 164,146
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | > 90% | Loan portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 13,237,371 12,559,937
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | > 90% | Commercial lending portfolio [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 9,847,886 9,188,646
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | > 90% | Loans to consumers [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 2,590,765 2,729,853
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | > 90% | Mortgages [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets 795,161 604,410
Financial instruments credit-impaired [member] | Lifetime expected credit losses [member] | > 90% | Microcredit [member] | Financial assets at amortised cost, category [member]    
Disclosure of credit risk exposure [line items]    
Maximum exposure to credit risk, financial assets $ 3,559 $ 37,028