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RISK MANAGEMENT - Loss allowance roll forward (Details) - COP ($)
$ in Millions
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance $ (245,105,338)  
Ending balance (259,515,428) $ (245,105,338)
Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 8,611,594 5,875,018
Ending balance 8,557,039 8,611,594
Loan commitments and financial guarantee contracts | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 59,428 29,675
Net remeasurement of loss allowance (33,835) 8,794
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 24,115 4,572
FX and other movements 254 170
Ending balance 49,962 59,428
Loan commitments and financial guarantee contracts | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   16,217
Ending balance    
Loan commitments and financial guarantee contracts | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   45,892
Ending balance    
Loan portfolio | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 8,196,187 5,618,481
Net remeasurement of loss allowance 3,975,607 3,851,325
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 982,209 1,322,065
Financial assets that have been derecognized (785,075) (1,069,705)
Unwind of discount 504,437 381,983
FX and other movements 29,379 75,712
Entity deconsolidation   2,307
Write-offs / Charge-offs of the year 4,716,947 3,148,990
Ending balance 8,185,797 8,196,187
Loan portfolio | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   1,163,009
Ending balance    
Loan portfolio | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   6,781,490
Ending balance    
Loan portfolio | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (176,881,841) (166,372,717)
FX and other movements (893,900) 5,510,945
Entity deconsolidation   2,019
Write-offs / Charge-offs of the year (4,716,947) (3,148,990)
Ending balance (182,128,114) (176,881,841)
Commercial loans    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (19,358,216)  
Ending balance (21,862,835) (19,358,216)
Commercial loans | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 3,937,449 2,659,322
Net remeasurement of loss allowance 1,204,664 1,016,637
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 438,102 525,163
Financial assets that have been derecognized (407,549) (370,151)
Unwind of discount 370,719 268,874
FX and other movements (2,993) 17,805
Write-offs / Charge-offs of the year 1,801,062 437,274
Ending balance 3,739,330 3,937,449
Commercial loans | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   257,073
Ending balance    
Commercial loans | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   2,916,395
Ending balance    
Commercial loans | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (92,550,025) (89,776,600)
FX and other movements (430,191) (2,921,539)
Write-offs / Charge-offs of the year (1,801,062) (437,274)
Ending balance (91,306,719) (92,550,025)
Loans to consumers | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 3,442,311 2,456,791
Net remeasurement of loss allowance 2,535,407 2,452,598
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 461,258 732,106
Financial assets that have been derecognized (349,555) (600,920)
Unwind of discount 89,544 80,174
FX and other movements 38,007 52,800
Write-offs / Charge-offs of the year 2,668,392 2,527,016
Ending balance 3,548,580 3,442,311
Loans to consumers | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   795,778
Ending balance    
Loans to consumers | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   3,252,569
Ending balance    
Loans to consumers | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (55,200,581) (50,156,130)
FX and other movements (215,438) (1,545,152)
Write-offs / Charge-offs of the year (2,668,392) (2,527,016)
Ending balance (59,587,929) (55,200,581)
Mortgages | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 257,243 130,882
Net remeasurement of loss allowance 122,215 115,037
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 9,014 11,093
Financial assets that have been derecognized (10,657) (19,259)
Unwind of discount 6,340 4,548
FX and other movements (5,513) 4,946
Write-offs / Charge-offs of the year 72,405 46,200
Ending balance 306,237 257,243
Mortgages | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   56,196
Ending balance    
Mortgages | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   187,078
Ending balance    
Mortgages | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (17,279,362) (15,100,999)
FX and other movements (131,993) (858,482)
Write-offs / Charge-offs of the year (72,405) (46,200)
Ending balance (18,661,389) (17,279,362)
Loan Microcredit portfolio | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 88,177 74,167
Net remeasurement of loss allowance 33,997 21,732
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 13,679 16,721
Financial assets that have been derecognized (2,736) (3,858)
Unwind of discount 10,456 7,988
Write-offs / Charge-offs of the year 53,748 39,691
Ending balance 89,825 88,177
Loan Microcredit portfolio | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   11,118
Ending balance    
Loan Microcredit portfolio | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   85,285
Ending balance    
Loan Microcredit portfolio | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (425,697) (409,688)
Write-offs / Charge-offs of the year (53,748) (39,691)
Ending balance (410,320) (425,697)
Financial leasing | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 471,007 297,319
Net remeasurement of loss allowance 79,324 245,321
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 60,156 36,982
Financial assets that have been derecognized (14,578) (75,517)
Unwind of discount 27,378 20,399
FX and other movements (122) 161
Entity deconsolidation   2,307
Write-offs / Charge-offs of the year 121,340 98,809
Ending balance 501,825 471,007
Financial leasing | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   42,844
Ending balance    
Financial leasing | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   340,163
Ending balance    
Financial leasing | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (11,426,176) (10,929,300)
FX and other movements (116,278) (185,772)
Entity deconsolidation   (2,019)
Write-offs / Charge-offs of the year (121,340) (98,809)
Ending balance (12,161,757) (11,426,176)
Trade receivables / other accounts receivable    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (9,300,643)  
Ending balance (11,702,301) (9,300,643)
Trade receivables / other accounts receivable | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 256,891  
Ending balance 286,463 256,891
Trade receivables / other accounts receivable | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   18,907
Ending balance    
Trade receivables / other accounts receivable | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (9,557,534)  
Ending balance (11,988,764) (9,557,534)
Other accounts receivable, general approach | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 97,588 89,431
Net remeasurement of loss allowance 40,263 15,259
FX and other movements 50 (2)
Write-offs / Charge-offs of the year 22,050 16,669
Ending balance 113,156 97,588
Other accounts receivable, general approach | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   9,569
Ending balance    
Other accounts receivable, general approach | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   99,000
Ending balance    
Other accounts receivable, simplified approach | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 159,303  
Ending balance 173,307 159,303
Financial assets at amortised cost, category [member]    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (215,324,860)  
Ending balance (224,581,946) (215,324,860)
Financial assets at amortised cost, category [member] | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 8,453,149  
Ending balance 8,472,997 8,453,149
Financial assets at amortised cost, category [member] | Loan portfolio | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 8,196,187  
Ending balance 8,185,797 8,196,187
Financial assets at amortised cost, category [member] | Loan portfolio | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (176,881,841)  
Ending balance (182,128,114) (176,881,841)
Financial assets at amortised cost, category [member] | Commercial loans | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 3,937,449  
Ending balance 3,739,330 3,937,449
Financial assets at amortised cost, category [member] | Loans to consumers | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 3,442,311  
Ending balance 3,548,580 3,442,311
Financial assets at amortised cost, category [member] | Mortgages | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 257,243  
Ending balance 306,237 257,243
Financial assets at amortised cost, category [member] | Financial leasing | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 471,007  
Ending balance 501,825 471,007
Financial assets at amortised cost, category [member] | Trade receivables / other accounts receivable | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 256,891  
Ending balance 286,463 256,891
Financial assets at amortised cost, category [member] | Trade receivables / other accounts receivable | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (7,069,120)  
Ending balance (9,282,734) (7,069,120)
Financial assets at amortised cost, category [member] | Other accounts receivable, simplified approach | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 159,303  
Ending balance 173,307 159,303
Financial assets at amortised cost, category [member] | Other accounts receivable, simplified approach | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (3,387,842)  
Ending balance (3,486,252) (3,387,842)
Financial assets measured at fair value through other comprehensive income, category [member]    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (18,935,757)  
Ending balance (21,608,992) (18,935,757)
Financial assets measured at fair value through other comprehensive income, category [member] | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 99,017  
Ending balance 34,080 99,017
Debt securities | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (25,702,607)  
Ending balance (29,346,069) (25,702,607)
Debt securities | Financial assets at amortised cost, category [member] | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 71  
Net remeasurement of loss allowance (615) (90)
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 1,353 59
Financial assets that have been derecognized (64) (667)
FX and other movements (8) 97
Ending balance 737 71
Debt securities | Financial assets at amortised cost, category [member] | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   672
Ending balance    
Debt securities | Financial assets at amortised cost, category [member] | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   672
Ending balance    
Debt securities | Financial assets measured at fair value through other comprehensive income, category [member] | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 99,017 71,708
Net remeasurement of loss allowance (11,315) 15,769
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 34,575 12,468
Financial assets that have been derecognized (76,771) (60,046)
FX and other movements (11,426) 2,920
Ending balance 34,080 99,017
Debt securities | Financial assets measured at fair value through other comprehensive income, category [member] | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   56,198
Ending balance    
Debt securities | Financial assets measured at fair value through other comprehensive income, category [member] | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   127,906
Ending balance    
Credit-impaired | Commercial loans    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (1,225,001)  
Ending balance (1,659,725) (1,225,001)
12-month ECL | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 1,906,117  
Ending balance 1,946,817 1,906,117
12-month ECL | Loan commitments and financial guarantee contracts | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 40,715 23,922
Transfer from stage 1 to stage 2 (529) (2,350)
Transfer from stage 1 to stage 3 (172) (2,167)
Transfer from stage 2 to stage 1 8,116 1,816
Transfer from stage 3 to stage 1 3,582 26
Net remeasurement of loss allowance (29,069) 2,732
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 22,613 3,186
FX and other movements 253 169
Ending balance 45,509 40,715
12-month ECL | Loan commitments and financial guarantee contracts | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   13,381
Ending balance    
12-month ECL | Loan commitments and financial guarantee contracts | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   37,303
Ending balance    
12-month ECL | Loan portfolio | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 1,824,874 1,227,363
Transfer from stage 1 to stage 2 (231,472) (255,031)
Transfer from stage 1 to stage 3 (132,800) (214,542)
Transfer from stage 2 to stage 1 323,445 314,668
Transfer from stage 3 to stage 1 114,968 183,733
Net remeasurement of loss allowance (352,578) (90,021)
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 659,037 1,011,984
Financial assets that have been derecognized (366,590) (568,424)
Unwind of discount 280 32,674
FX and other movements 52,724 4,703
Write-offs / Charge-offs of the year 38,750 312,350
Ending balance 1,853,138 1,824,874
12-month ECL | Loan portfolio | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   490,117
Ending balance    
12-month ECL | Loan portfolio | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   1,717,480
Ending balance    
12-month ECL | Loan portfolio | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (158,886,792) (150,082,716)
Transfer from stage 1 to stage 2 (11,790,121) (11,834,692)
Transfer from stage 1 to stage 3 (1,632,972) (2,023,042)
Transfer from stage 3 to stage 2 6,281,477 7,343,231
Transfer from stage 3 to stage 1 582,523 621,006
FX and other movements (613,810) 5,211,099
Write-offs / Charge-offs of the year (38,750) (312,350)
Ending balance (164,206,688) (158,886,792)
12-month ECL | Commercial loans | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 695,728 492,561
Transfer from stage 1 to stage 2 (35,269) (26,155)
Transfer from stage 1 to stage 3 (22,792) (57,241)
Transfer from stage 2 to stage 1 38,767 65,954
Transfer from stage 3 to stage 1 17,627 30,590
Net remeasurement of loss allowance (162,639) (150,806)
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 315,737 419,719
Financial assets that have been derecognized (217,319) (221,935)
Unwind of discount 280 31,974
FX and other movements 14,943 4,707
Write-offs / Charge-offs of the year 2,224 16,636
Ending balance 642,839 695,728
12-month ECL | Commercial loans | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   122,996
Ending balance    
12-month ECL | Commercial loans | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   615,557
Ending balance    
12-month ECL | Commercial loans | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (84,218,469) (82,949,511)
Transfer from stage 1 to stage 2 3,007,313 2,402,189
Transfer from stage 1 to stage 3 971,916 1,239,079
Transfer from stage 3 to stage 2 (924,096) (1,267,680)
Transfer from stage 3 to stage 1 (212,841) (193,843)
FX and other movements (324,141) (2,814,940)
Write-offs / Charge-offs of the year (2,224) (16,636)
Ending balance (83,075,132) (84,218,469)
12-month ECL | Loans to consumers | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 998,390 656,042
Transfer from stage 1 to stage 2 (177,237) (209,235)
Transfer from stage 1 to stage 3 (96,220) (149,571)
Transfer from stage 2 to stage 1 248,331 209,168
Transfer from stage 3 to stage 1 86,563 137,887
Net remeasurement of loss allowance (142,334) 78,253
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 299,809 543,690
Financial assets that have been derecognized (141,025) (315,442)
Unwind of discount   474
FX and other movements 35,616 (7)
Write-offs / Charge-offs of the year 35,743 289,525
Ending balance 1,076,150 998,390
12-month ECL | Loans to consumers | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   336,656
Ending balance    
12-month ECL | Loans to consumers | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   992,698
Ending balance    
12-month ECL | Loans to consumers | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (48,625,173) (43,867,292)
Transfer from stage 1 to stage 2 6,677,240 7,335,328
Transfer from stage 1 to stage 3 378,855 457,632
Transfer from stage 2 to stage 1 3,963,436 4,071,520
Transfer from stage 3 to stage 1 (222,132) (294,316)
FX and other movements (73,657) (1,470,959)
Write-offs / Charge-offs of the year (35,743) (289,525)
Ending balance (53,321,328) (48,625,173)
12-month ECL | Mortgages | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 35,187 14,501
Transfer from stage 1 to stage 2 (4,605) (7,711)
Transfer from stage 1 to stage 3 (693) (1,558)
Transfer from stage 2 to stage 1 21,080 20,072
Transfer from stage 3 to stage 1 3,837 2,749
Net remeasurement of loss allowance (19,923) (3,510)
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 8,995 8,999
Financial assets that have been derecognized (709) (4,131)
Unwind of discount   110
FX and other movements 805  
Write-offs / Charge-offs of the year 482 561
Ending balance 43,492 35,187
12-month ECL | Mortgages | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 6,227  
Ending balance   6,227
12-month ECL | Mortgages | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   20,728
Ending balance    
12-month ECL | Mortgages | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (15,566,058) (13,260,166)
Transfer from stage 1 to stage 2 1,571,950 1,662,941
Transfer from stage 1 to stage 3 13,719 9,776
Transfer from stage 2 to stage 1 (1,157,647) (1,630,238)
Transfer from stage 3 to stage 1 (100,956) (66,713)
FX and other movements (104,234) (741,139)
Write-offs / Charge-offs of the year (482) (561)
Ending balance (16,812,000) (15,566,058)
12-month ECL | Loan Microcredit portfolio | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 23,348 21,421
Transfer from stage 1 to stage 2 (9,148) (8,298)
Transfer from stage 1 to stage 3 (3,145) (2,599)
Transfer from stage 2 to stage 1 5,854 6,305
Transfer from stage 3 to stage 1 945 6,062
Net remeasurement of loss allowance (3,610) (8,285)
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 13,021 16,095
Financial assets that have been derecognized (2,348) (2,397)
Unwind of discount   103
Write-offs / Charge-offs of the year 123 5,584
Ending balance 24,794 23,348
12-month ECL | Loan Microcredit portfolio | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   525
Ending balance    
12-month ECL | Loan Microcredit portfolio | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   21,946
Ending balance    
12-month ECL | Loan Microcredit portfolio | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (344,722) (333,346)
Transfer from stage 1 to stage 2 60,329 57,561
Transfer from stage 1 to stage 3 15,698 14,127
Transfer from stage 2 to stage 1 (13,553) (14,370)
Transfer from stage 3 to stage 1 (1,795) (9,506)
Write-offs / Charge-offs of the year (123) (5,584)
Ending balance (329,922) (344,722)
12-month ECL | Financial leasing | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 72,221 42,838
Transfer from stage 1 to stage 2 (5,213) (3,632)
Transfer from stage 1 to stage 3 (9,950) (3,573)
Transfer from stage 2 to stage 1 9,413 13,169
Transfer from stage 3 to stage 1 5,996 6,445
Net remeasurement of loss allowance (24,072) (5,673)
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 21,475 23,481
Financial assets that have been derecognized (5,189) (24,519)
Unwind of discount   13
FX and other movements 1,360 3
Write-offs / Charge-offs of the year 178 44
Ending balance 65,863 72,221
12-month ECL | Financial leasing | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   23,713
Ending balance    
12-month ECL | Financial leasing | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   66,551
Ending balance    
12-month ECL | Financial leasing | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (10,132,370) (9,672,401)
Transfer from stage 1 to stage 2 473,289 376,673
Transfer from stage 1 to stage 3 252,784 302,428
Transfer from stage 2 to stage 1 (222,745) (359,423)
Transfer from stage 3 to stage 1 (44,799) (56,628)
FX and other movements (111,778) (184,061)
Write-offs / Charge-offs of the year (178) (44)
Ending balance (10,668,306) (10,132,370)
12-month ECL | Other accounts receivable, general approach | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 19,700 12,911
Transfer from stage 1 to stage 3 (19,176)  
Net remeasurement of loss allowance 8,062 19,439
FX and other movements 21 (2)
Write-offs / Charge-offs of the year 4,208 16,669
Ending balance 13,353 19,700
12-month ECL | Other accounts receivable, general approach | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   4,021
Ending balance    
12-month ECL | Other accounts receivable, general approach | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   16,932
Ending balance    
12-month ECL | Financial assets at amortised cost, category [member] | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 1,844,645  
Ending balance 1,867,228 1,844,645
12-month ECL | Financial assets at amortised cost, category [member] | Loan portfolio | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 1,824,874  
Ending balance 1,853,138 1,824,874
12-month ECL | Financial assets at amortised cost, category [member] | Commercial loans | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 695,728  
Ending balance 642,839 695,728
12-month ECL | Financial assets at amortised cost, category [member] | Loans to consumers | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 998,390  
Ending balance 1,076,150 998,390
12-month ECL | Financial assets at amortised cost, category [member] | Mortgages | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 35,187  
Ending balance 43,492 35,187
12-month ECL | Financial assets at amortised cost, category [member] | Financial leasing | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 72,221  
Ending balance 65,863 72,221
12-month ECL | Financial assets at amortised cost, category [member] | Other accounts receivable, general approach | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 19,700  
Ending balance 13,353 19,700
12-month ECL | Financial assets measured at fair value through other comprehensive income, category [member] | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 20,757  
Ending balance 34,080 20,757
12-month ECL | Debt securities | Financial assets at amortised cost, category [member] | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 71  
Net remeasurement of loss allowance (615) (90)
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 1,353 59
Financial assets that have been derecognized (64) (667)
FX and other movements (8) 97
Ending balance 737 71
12-month ECL | Debt securities | Financial assets at amortised cost, category [member] | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   672
Ending balance    
12-month ECL | Debt securities | Financial assets at amortised cost, category [member] | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   672
Ending balance    
12-month ECL | Debt securities | Financial assets measured at fair value through other comprehensive income, category [member] | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 20,757  
Transfer from stage 1 to stage 2   (272)
Net remeasurement of loss allowance (7,696) (2,361)
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 34,575 12,018
Financial assets that have been derecognized (3,729) (7,937)
FX and other movements (9,827) 644
Ending balance 34,080 20,757
12-month ECL | Debt securities | Financial assets measured at fair value through other comprehensive income, category [member] | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   18,665
Ending balance    
12-month ECL | Debt securities | Financial assets measured at fair value through other comprehensive income, category [member] | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   18,665
Ending balance    
Lifetime ECL | Commercial loans    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (18,133,215)  
Ending balance (20,203,110) (18,133,215)
Lifetime ECL | Other accounts receivable, simplified approach | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 159,303 137,431
Entity deconsolidation (56) 6,731
Provision charged to profit or loss (35,506) 65,230
Recovery for partial payments from the clients (11,129) (12,373)
Write-offs / Charge-offs of the year 13,097 47,309
Ending balance 173,307 159,303
Lifetime ECL | Other accounts receivable, simplified approach | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   9,338
Ending balance    
Lifetime ECL | Other accounts receivable, simplified approach | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   146,769
Ending balance    
Lifetime ECL | Not credit-impaired | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 1,254,945  
Ending balance 1,174,683 1,254,945
Lifetime ECL | Not credit-impaired | Loan commitments and financial guarantee contracts | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 14,358 1,719
Transfer from stage 1 to stage 2 529 2,350
Transfer from stage 2 to stage 3 (173) (156)
Transfer from stage 2 to stage 1 (8,116) (1,816)
Transfer from stage 3 to stage 2   13
Net remeasurement of loss allowance (4,528) 11,071
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 875 (1,909)
FX and other movements   1
Ending balance 2,945 14,358
Lifetime ECL | Not credit-impaired | Loan commitments and financial guarantee contracts | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   3,085
Ending balance    
Lifetime ECL | Not credit-impaired | Loan commitments and financial guarantee contracts | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   4,804
Ending balance    
Lifetime ECL | Not credit-impaired | Loan portfolio | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 1,197,046 583,584
Transfer from stage 1 to stage 2 231,472 255,031
Transfer from stage 2 to stage 3 (567,849) (631,932)
Transfer from stage 2 to stage 1 (323,445) (314,668)
Transfer from stage 3 to stage 2 104,502 107,331
Net remeasurement of loss allowance 632,102 746,773
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 119,690 156,320
Financial assets that have been derecognized (241,128) (177,729)
Unwind of discount 2,155 (3,809)
FX and other movements 49,148  
Write-offs / Charge-offs of the year 44,961 120,592
Ending balance 1,158,732 1,197,046
Lifetime ECL | Not credit-impaired | Loan portfolio | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   596,737
Ending balance    
Lifetime ECL | Not credit-impaired | Loan portfolio | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   1,180,321
Ending balance    
Lifetime ECL | Not credit-impaired | Loan portfolio | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (7,721,137) (8,263,660)
Transfer from stage 1 to stage 2 11,790,121 11,834,692
Transfer from stage 2 to stage 3 (4,150,773) (4,493,810)
Transfer from stage 2 to stage 1 743,373 761,405
Transfer from stage 3 to stage 2 (6,281,477) (7,343,231)
FX and other movements (78,913) 253,756
Write-offs / Charge-offs of the year (44,961) (120,592)
Ending balance (8,056,807) (7,721,137)
Lifetime ECL | Not credit-impaired | Commercial loans | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 190,633 91,930
Transfer from stage 1 to stage 2 35,269 26,155
Transfer from stage 2 to stage 3 (90,108) (141,368)
Transfer from stage 2 to stage 1 (38,767) (65,954)
Transfer from stage 3 to stage 2 16,665 17,836
Net remeasurement of loss allowance 84,562 153,621
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 22,634 37,317
Financial assets that have been derecognized (39,985) (24,707)
Unwind of discount 2,136 (2,615)
FX and other movements 8,443  
Write-offs / Charge-offs of the year 785 2,020
Ending balance 190,697 190,633
Lifetime ECL | Not credit-impaired | Commercial loans | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   100,438
Ending balance    
Lifetime ECL | Not credit-impaired | Commercial loans | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   192,368
Ending balance    
Lifetime ECL | Not credit-impaired | Commercial loans | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (1,663,612) (2,104,840)
Transfer from stage 1 to stage 2 (3,007,313) (2,402,189)
Transfer from stage 2 to stage 3 909,907 1,347,289
Transfer from stage 2 to stage 1 (148,025) (158,589)
Transfer from stage 3 to stage 2 924,096 1,267,680
FX and other movements (15,482) (44,303)
Write-offs / Charge-offs of the year (785) (2,020)
Ending balance (2,392,259) (1,663,612)
Lifetime ECL | Not credit-impaired | Loans to consumers | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 890,556 446,698
Transfer from stage 1 to stage 2 177,237 209,235
Transfer from stage 2 to stage 3 (423,340) (432,509)
Transfer from stage 2 to stage 1 (248,331) (209,168)
Transfer from stage 3 to stage 2 73,246 77,046
Net remeasurement of loss allowance 491,096 518,410
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 92,985 113,235
Financial assets that have been derecognized (192,886) (139,703)
Unwind of discount 19 (514)
FX and other movements 34,874  
Write-offs / Charge-offs of the year 43,805 118,310
Ending balance 851,651 890,556
Lifetime ECL | Not credit-impaired | Loans to consumers | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   426,136
Ending balance    
Lifetime ECL | Not credit-impaired | Loans to consumers | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   872,834
Ending balance    
Lifetime ECL | Not credit-impaired | Loans to consumers | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (4,366,464) (3,997,655)
Transfer from stage 1 to stage 2 (6,677,240) (7,335,328)
Transfer from stage 2 to stage 3 2,662,543 2,585,329
Transfer from stage 2 to stage 1 (3,963,436) (4,071,520)
Transfer from stage 3 to stage 2 472,001 483,063
FX and other movements (42,397) (96,499)
Write-offs / Charge-offs of the year (43,805) (118,310)
Ending balance (3,893,548) (4,366,464)
Lifetime ECL | Not credit-impaired | Mortgages | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 73,461 20,032
Transfer from stage 1 to stage 2 4,605 7,711
Transfer from stage 2 to stage 3 (22,042) (21,022)
Transfer from stage 2 to stage 1 (21,080) (20,072)
Transfer from stage 3 to stage 2 6,965 6,872
Net remeasurement of loss allowance 32,334 45,162
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 183 2,047
Financial assets that have been derecognized (6,683) (8,742)
Unwind of discount   (143)
FX and other movements 5,502  
Write-offs / Charge-offs of the year 136 74
Ending balance 73,109 73,461
Lifetime ECL | Not credit-impaired | Mortgages | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   41,690
Ending balance    
Lifetime ECL | Not credit-impaired | Mortgages | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   61,722
Ending balance    
Lifetime ECL | Not credit-impaired | Mortgages | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (1,335,741) (1,577,671)
Transfer from stage 1 to stage 2 (1,571,950) (1,662,941)
Transfer from stage 2 to stage 3 439,320 362,596
Transfer from stage 2 to stage 1 1,157,647 1,630,238
Transfer from stage 3 to stage 2 (96,627) (94,175)
FX and other movements (17,163) (111,799)
Write-offs / Charge-offs of the year (136) (74)
Ending balance (1,299,159) (1,335,741)
Lifetime ECL | Not credit-impaired | Loan Microcredit portfolio | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 11,962 7,477
Transfer from stage 1 to stage 2 9,148 8,298
Transfer from stage 2 to stage 3 (23,678) (30,052)
Transfer from stage 2 to stage 1 (5,854) (6,305)
Transfer from stage 3 to stage 2 2,539 1,961
Net remeasurement of loss allowance 17,500 20,392
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 651 626
Financial assets that have been derecognized (266) (600)
Unwind of discount   (381)
Write-offs / Charge-offs of the year 83 45
Ending balance 11,919 11,962
Lifetime ECL | Not credit-impaired | Loan Microcredit portfolio | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   10,591
Ending balance    
Lifetime ECL | Not credit-impaired | Loan Microcredit portfolio | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   18,068
Ending balance    
Lifetime ECL | Not credit-impaired | Loan Microcredit portfolio | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (25,374) (28,381)
Transfer from stage 1 to stage 2 (60,329) (57,561)
Transfer from stage 2 to stage 3 47,227 46,429
Transfer from stage 2 to stage 1 13,553 14,370
Transfer from stage 3 to stage 2 (4,530) (4,213)
Write-offs / Charge-offs of the year (83) (45)
Ending balance (24,801) (25,374)
Lifetime ECL | Not credit-impaired | Financial leasing | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 30,434 17,447
Transfer from stage 1 to stage 2 5,213 3,632
Transfer from stage 2 to stage 3 (8,681) (6,981)
Transfer from stage 2 to stage 1 (9,413) (13,169)
Transfer from stage 3 to stage 2 5,087 3,616
Net remeasurement of loss allowance 6,610 9,188
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 3,237 3,095
Financial assets that have been derecognized (1,308) (3,977)
Unwind of discount   (156)
FX and other movements 329  
Write-offs / Charge-offs of the year 152 143
Ending balance 31,356 30,434
Lifetime ECL | Not credit-impaired | Financial leasing | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   17,882
Ending balance    
Lifetime ECL | Not credit-impaired | Financial leasing | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   35,329
Ending balance    
Lifetime ECL | Not credit-impaired | Financial leasing | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (329,946) (555,113)
Transfer from stage 1 to stage 2 (473,289) (376,673)
Transfer from stage 2 to stage 3 91,776 152,167
Transfer from stage 2 to stage 1 222,745 359,423
Transfer from stage 3 to stage 2 (22,190) (21,365)
FX and other movements (3,871) (1,155)
Write-offs / Charge-offs of the year (152) (143)
Ending balance (447,040) (329,946)
Lifetime ECL | Not credit-impaired | Other accounts receivable, general approach | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 11,561 5,909
Transfer from stage 2 to stage 3 (754)  
Net remeasurement of loss allowance 4,160 1,901
FX and other movements 6  
Write-offs / Charge-offs of the year 534  
Ending balance 13,006 11,561
Lifetime ECL | Not credit-impaired | Other accounts receivable, general approach | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   3,751
Ending balance    
Lifetime ECL | Not credit-impaired | Other accounts receivable, general approach | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   9,660
Ending balance    
Lifetime ECL | Not credit-impaired | Financial assets at amortised cost, category [member] | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 1,208,607  
Ending balance 1,171,738 1,208,607
Lifetime ECL | Not credit-impaired | Financial assets at amortised cost, category [member] | Loan portfolio | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 1,197,046  
Ending balance 1,158,732 1,197,046
Lifetime ECL | Not credit-impaired | Financial assets at amortised cost, category [member] | Commercial loans | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 190,633  
Ending balance 190,697 190,633
Lifetime ECL | Not credit-impaired | Financial assets at amortised cost, category [member] | Loans to consumers | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 890,556  
Ending balance 851,651 890,556
Lifetime ECL | Not credit-impaired | Financial assets at amortised cost, category [member] | Mortgages | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 73,461  
Ending balance 73,109 73,461
Lifetime ECL | Not credit-impaired | Financial assets at amortised cost, category [member] | Financial leasing | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 30,434  
Ending balance 31,356 30,434
Lifetime ECL | Not credit-impaired | Financial assets at amortised cost, category [member] | Other accounts receivable, general approach | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 11,561  
Ending balance 13,006 11,561
Lifetime ECL | Not credit-impaired | Financial assets measured at fair value through other comprehensive income, category [member] | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 31,980  
Ending balance   31,980
Lifetime ECL | Not credit-impaired | Debt securities | Financial assets measured at fair value through other comprehensive income, category [member] | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 31,980  
Transfer from stage 1 to stage 2   272
Net remeasurement of loss allowance (3,564) (28)
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued   450
Financial assets that have been derecognized (27,440) (2,688)
FX and other movements (976) 2,260
Ending balance   31,980
Lifetime ECL | Not credit-impaired | Debt securities | Financial assets measured at fair value through other comprehensive income, category [member] | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   31,714
Ending balance    
Lifetime ECL | Not credit-impaired | Debt securities | Financial assets measured at fair value through other comprehensive income, category [member] | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   31,714
Ending balance    
Lifetime ECL | Credit-impaired | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 5,291,229  
Ending balance 5,262,232 5,291,229
Lifetime ECL | Credit-impaired | Loan commitments and financial guarantee contracts | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 4,355 4,034
Transfer from stage 1 to stage 3 172 2,167
Transfer from stage 2 to stage 3 173 156
Transfer from stage 3 to stage 2   (13)
Transfer from stage 3 to stage 1 (3,582) (26)
Net remeasurement of loss allowance (238) (5,009)
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 627 3,295
FX and other movements 1  
Ending balance 1,508 4,355
Lifetime ECL | Credit-impaired | Loan commitments and financial guarantee contracts | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   (249)
Ending balance    
Lifetime ECL | Credit-impaired | Loan commitments and financial guarantee contracts | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   3,785
Ending balance    
Lifetime ECL | Credit-impaired | Loan portfolio | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 5,174,267 3,807,534
Transfer from stage 1 to stage 3 132,800 214,542
Transfer from stage 2 to stage 3 567,849 631,932
Transfer from stage 3 to stage 2 (104,502) (107,331)
Transfer from stage 3 to stage 1 (114,968) (183,733)
Net remeasurement of loss allowance 3,696,083 3,194,573
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 203,482 153,761
Financial assets that have been derecognized (177,357) (323,552)
Unwind of discount 502,002 353,118
FX and other movements (72,493) 71,009
Entity deconsolidation   2,307
Write-offs / Charge-offs of the year 4,633,236 2,716,048
Ending balance 5,173,927 5,174,267
Lifetime ECL | Credit-impaired | Loan portfolio | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   76,155
Ending balance    
Lifetime ECL | Credit-impaired | Loan portfolio | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   3,883,689
Ending balance    
Lifetime ECL | Credit-impaired | Loan portfolio | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (10,273,912) (8,026,341)
Transfer from stage 1 to stage 3 1,632,972 2,023,042
Transfer from stage 2 to stage 3 4,150,773 4,493,810
Transfer from stage 2 to stage 1 (743,373) (761,405)
Transfer from stage 3 to stage 1 (582,523) (621,006)
FX and other movements (201,177) 46,090
Entity deconsolidation   2,019
Write-offs / Charge-offs of the year (4,633,236) (2,716,048)
Ending balance (9,864,619) (10,273,912)
Lifetime ECL | Credit-impaired | Commercial loans | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 3,051,088 2,074,831
Transfer from stage 1 to stage 3 22,792 57,241
Transfer from stage 2 to stage 3 90,108 141,368
Transfer from stage 3 to stage 2 (16,665) (17,836)
Transfer from stage 3 to stage 1 (17,627) (30,590)
Net remeasurement of loss allowance 1,282,741 1,013,822
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 99,731 68,127
Financial assets that have been derecognized (150,245) (123,509)
Unwind of discount 368,303 239,515
FX and other movements (26,379) 13,098
Write-offs / Charge-offs of the year 1,798,053 418,618
Ending balance 2,905,794 3,051,088
Lifetime ECL | Credit-impaired | Commercial loans | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   33,639
Ending balance    
Lifetime ECL | Credit-impaired | Commercial loans | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   2,108,470
Ending balance    
Lifetime ECL | Credit-impaired | Commercial loans | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (6,667,944) (4,722,249)
Transfer from stage 1 to stage 3 (971,916) (1,239,079)
Transfer from stage 2 to stage 3 (909,907) (1,347,289)
Transfer from stage 2 to stage 1 148,025 158,589
Transfer from stage 3 to stage 1 212,841 193,843
FX and other movements (90,568) (62,296)
Write-offs / Charge-offs of the year (1,798,053) (418,618)
Ending balance (5,839,328) (6,667,944)
Lifetime ECL | Credit-impaired | Loans to consumers | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 1,553,365 1,354,051
Transfer from stage 1 to stage 3 96,220 149,571
Transfer from stage 2 to stage 3 423,340 432,509
Transfer from stage 3 to stage 2 (73,246) (77,046)
Transfer from stage 3 to stage 1 (86,563) (137,887)
Net remeasurement of loss allowance 2,186,645 1,855,935
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 68,464 75,181
Financial assets that have been derecognized (15,644) (145,775)
Unwind of discount 89,525 80,214
FX and other movements (32,483) 52,807
Write-offs / Charge-offs of the year 2,588,844 2,119,181
Ending balance 1,620,779 1,553,365
Lifetime ECL | Credit-impaired | Loans to consumers | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   32,986
Ending balance    
Lifetime ECL | Credit-impaired | Loans to consumers | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   1,387,037
Ending balance    
Lifetime ECL | Credit-impaired | Loans to consumers | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (2,208,944) (2,291,183)
Transfer from stage 1 to stage 3 (378,855) (457,632)
Transfer from stage 2 to stage 3 (2,662,543) (2,585,329)
Transfer from stage 3 to stage 2 (472,001) (483,063)
Transfer from stage 3 to stage 1 222,132 294,316
FX and other movements (99,384) 22,306
Write-offs / Charge-offs of the year (2,588,844) (2,119,181)
Ending balance (2,373,053) (2,208,944)
Lifetime ECL | Credit-impaired | Mortgages | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 148,595 96,349
Transfer from stage 1 to stage 3 693 1,558
Transfer from stage 2 to stage 3 22,042 21,022
Transfer from stage 3 to stage 2 (6,965) (6,872)
Transfer from stage 3 to stage 1 (3,837) (2,749)
Net remeasurement of loss allowance 109,804 73,385
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued (164) 47
Financial assets that have been derecognized (3,265) (6,386)
Unwind of discount 6,340 4,581
FX and other movements (11,820) 4,946
Write-offs / Charge-offs of the year 71,787 45,565
Ending balance 189,636 148,595
Lifetime ECL | Credit-impaired | Mortgages | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   8,279
Ending balance    
Lifetime ECL | Credit-impaired | Mortgages | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   104,628
Ending balance    
Lifetime ECL | Credit-impaired | Mortgages | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (377,563) (263,162)
Transfer from stage 1 to stage 3 (13,719) (9,776)
Transfer from stage 2 to stage 3 (439,320) (362,596)
Transfer from stage 3 to stage 2 96,627 94,175
Transfer from stage 3 to stage 1 100,956 66,713
FX and other movements (10,596) (5,544)
Write-offs / Charge-offs of the year (71,787) (45,565)
Ending balance (550,230) (377,563)
Lifetime ECL | Credit-impaired | Loan Microcredit portfolio | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 52,867 45,269
Transfer from stage 1 to stage 3 3,145 2,599
Transfer from stage 2 to stage 3 23,678 30,052
Transfer from stage 3 to stage 2 (2,539) (1,961)
Transfer from stage 3 to stage 1 (945) (6,062)
Net remeasurement of loss allowance 20,107 9,625
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 7  
Financial assets that have been derecognized (122) (861)
Unwind of discount 10,456 8,266
Write-offs / Charge-offs of the year 53,542 34,062
Ending balance 53,112 52,867
Lifetime ECL | Credit-impaired | Loan Microcredit portfolio | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   2
Ending balance    
Lifetime ECL | Credit-impaired | Loan Microcredit portfolio | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   45,271
Ending balance    
Lifetime ECL | Credit-impaired | Loan Microcredit portfolio | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (55,601) (47,961)
Transfer from stage 1 to stage 3 (15,698) (14,127)
Transfer from stage 2 to stage 3 (47,227) (46,429)
Transfer from stage 3 to stage 2 4,530 4,213
Transfer from stage 3 to stage 1 1,795 9,506
Write-offs / Charge-offs of the year (53,542) (34,062)
Ending balance (55,597) (55,601)
Lifetime ECL | Credit-impaired | Financial leasing | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 368,352 237,034
Transfer from stage 1 to stage 3 9,950 3,573
Transfer from stage 2 to stage 3 8,681 6,981
Transfer from stage 3 to stage 2 (5,087) (3,616)
Transfer from stage 3 to stage 1 (5,996) (6,445)
Net remeasurement of loss allowance 96,786 241,806
New financial assets originated or purchased / Provision charged to profit or loss / New loan commitments and financial guarantees issued 35,444 10,406
Financial assets that have been derecognized (8,081) (47,021)
Unwind of discount 27,378 20,542
FX and other movements (1,811) 158
Entity deconsolidation   2,307
Write-offs / Charge-offs of the year 121,010 98,622
Ending balance 404,606 368,352
Lifetime ECL | Credit-impaired | Financial leasing | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   1,249
Ending balance    
Lifetime ECL | Credit-impaired | Financial leasing | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   238,283
Ending balance    
Lifetime ECL | Credit-impaired | Financial leasing | Gross carrying amount    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance (963,860) (701,786)
Transfer from stage 1 to stage 3 (252,784) (302,428)
Transfer from stage 2 to stage 3 (91,776) (152,167)
Transfer from stage 3 to stage 2 22,190 21,365
Transfer from stage 3 to stage 1 44,799 56,628
FX and other movements (629) (556)
Entity deconsolidation   (2,019)
Write-offs / Charge-offs of the year (121,010) (98,622)
Ending balance (1,046,411) (963,860)
Lifetime ECL | Credit-impaired | Other accounts receivable, general approach | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 66,327 70,611
Transfer from stage 1 to stage 3 19,176  
Transfer from stage 2 to stage 3 754  
Net remeasurement of loss allowance 28,041 (6,081)
FX and other movements 23  
Write-offs / Charge-offs of the year 17,308  
Ending balance 86,797 66,327
Lifetime ECL | Credit-impaired | Other accounts receivable, general approach | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   1,797
Ending balance    
Lifetime ECL | Credit-impaired | Other accounts receivable, general approach | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   72,408
Ending balance    
Lifetime ECL | Credit-impaired | Financial assets at amortised cost, category [member] | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 5,240,594  
Ending balance 5,260,724 5,240,594
Lifetime ECL | Credit-impaired | Financial assets at amortised cost, category [member] | Loan portfolio | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 5,174,267  
Ending balance 5,173,927 5,174,267
Lifetime ECL | Credit-impaired | Financial assets at amortised cost, category [member] | Commercial loans | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 3,051,088  
Ending balance 2,905,794 3,051,088
Lifetime ECL | Credit-impaired | Financial assets at amortised cost, category [member] | Loans to consumers | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 1,553,365  
Ending balance 1,620,779 1,553,365
Lifetime ECL | Credit-impaired | Financial assets at amortised cost, category [member] | Mortgages | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 148,595  
Ending balance 189,636 148,595
Lifetime ECL | Credit-impaired | Financial assets at amortised cost, category [member] | Financial leasing | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 368,352  
Ending balance 404,606 368,352
Lifetime ECL | Credit-impaired | Financial assets at amortised cost, category [member] | Other accounts receivable, general approach | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 66,327  
Ending balance 86,797 66,327
Lifetime ECL | Credit-impaired | Financial assets measured at fair value through other comprehensive income, category [member] | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 46,280  
Ending balance   46,280
Lifetime ECL | Credit-impaired | Debt securities | Financial assets measured at fair value through other comprehensive income, category [member] | Accumulated impairment    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance 46,280 71,708
Net remeasurement of loss allowance (55) 18,158
Financial assets that have been derecognized (45,602) (49,421)
FX and other movements $ (623) 16
Ending balance   46,280
Lifetime ECL | Credit-impaired | Debt securities | Financial assets measured at fair value through other comprehensive income, category [member] | Accumulated impairment | Increase (decrease) due to application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   5,819
Ending balance    
Lifetime ECL | Credit-impaired | Debt securities | Financial assets measured at fair value through other comprehensive income, category [member] | Accumulated impairment | After application application of IFRS 9    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Beginning balance   $ 77,527
Ending balance