| r0.010 | cbi_a491.root/Parent and parent entities with joint control | | | | N/A | N/A | cbi_RR:x1 |
| r0.020 | cbi_a491.root/Subsidiaries | | | | N/A | N/A | cbi_RR:x2 |
| r0.030 | cbi_a491.root/Associates and joint ventures | | | | N/A | N/A | cbi_RR:x3 |
| r0.040 | cbi_a491.root/Key management of the entity or its parent | | | | N/A | N/A | cbi_RR:x4 |
| r0.050 | cbi_a491.root/Other related parties | | | | N/A | N/A | cbi_RR:x5 |
| 010.010 | Interest Income/Parent and parent entities with joint control | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x9 | cbi_MC:x312 | cbi_RR:x1 |
| 010.020 | Interest Income/Subsidiaries | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x9 | cbi_MC:x312 | cbi_RR:x2 |
| 010.030 | Interest Income/Associates and joint ventures | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x9 | cbi_MC:x312 | cbi_RR:x3 |
| 010.040 | Interest Income/Key management of the entity or its parent | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x9 | cbi_MC:x312 | cbi_RR:x4 |
| 010.050 | Interest Income/Other related parties | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x9 | cbi_MC:x312 | cbi_RR:x5 |
| 020.010 | Fees and commissions income/Parent and parent entities with joint control | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x9 | cbi_MC:x313 | cbi_RR:x1 |
| 020.020 | Fees and commissions income/Subsidiaries | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x9 | cbi_MC:x313 | cbi_RR:x2 |
| 020.030 | Fees and commissions income/Associates and joint ventures | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x9 | cbi_MC:x313 | cbi_RR:x3 |
| 020.040 | Fees and commissions income/Key management of the entity or its parent | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x9 | cbi_MC:x313 | cbi_RR:x4 |
| 020.050 | Fees and commissions income/Other related parties | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x9 | cbi_MC:x313 | cbi_RR:x5 |
| 030.010 | Dividend income/Parent and parent entities with joint control | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x9 | cbi_MC:x146 | cbi_RR:x1 |
| 030.020 | Dividend income/Subsidiaries | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x9 | cbi_MC:x146 | cbi_RR:x2 |
| 030.030 | Dividend income/Associates and joint ventures | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x9 | cbi_MC:x146 | cbi_RR:x3 |
| 030.040 | Dividend income/Key management of the entity or its parent | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x9 | cbi_MC:x146 | cbi_RR:x4 |
| 030.050 | Dividend income/Other related parties | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x9 | cbi_MC:x146 | cbi_RR:x5 |
| 040.010 | Realised gains on financial assets and liabilities not measured at fair value through profit or loss/Parent and parent entities with joint control | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x9 | cbi_MC:x314 | cbi_RR:x1 |
| 040.020 | Realised gains on financial assets and liabilities not measured at fair value through profit or loss/Subsidiaries | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x9 | cbi_MC:x314 | cbi_RR:x2 |
| 040.030 | Realised gains on financial assets and liabilities not measured at fair value through profit or loss/Associates and joint ventures | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x9 | cbi_MC:x314 | cbi_RR:x3 |
| 040.040 | Realised gains on financial assets and liabilities not measured at fair value through profit or loss/Key management of the entity or its parent | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x9 | cbi_MC:x314 | cbi_RR:x4 |
| 040.050 | Realised gains on financial assets and liabilities not measured at fair value through profit or loss/Other related parties | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x9 | cbi_MC:x314 | cbi_RR:x5 |
| 050.010 | Gains on derecognition of non-financial assets/Parent and parent entities with joint control | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x9 | cbi_MC:x315 | cbi_RR:x1 |
| 050.020 | Gains on derecognition of non-financial assets/Subsidiaries | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x9 | cbi_MC:x315 | cbi_RR:x2 |
| 050.030 | Gains on derecognition of non-financial assets/Associates and joint ventures | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x9 | cbi_MC:x315 | cbi_RR:x3 |
| 050.040 | Gains on derecognition of non-financial assets/Key management of the entity or its parent | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x9 | cbi_MC:x315 | cbi_RR:x4 |
| 050.050 | Gains on derecognition of non-financial assets/Other related parties | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x9 | cbi_MC:x315 | cbi_RR:x5 |
| 060.010 | Interest expense/Parent and parent entities with joint control | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x316 | cbi_RR:x1 |
| 060.020 | Interest expense/Subsidiaries | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x316 | cbi_RR:x2 |
| 060.030 | Interest expense/Associates and joint ventures | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x316 | cbi_RR:x3 |
| 060.040 | Interest expense/Key management of the entity or its parent | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x316 | cbi_RR:x4 |
| 060.050 | Interest expense/Other related parties | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x316 | cbi_RR:x5 |
| 070.010 | Fees and commissions expense/Parent and parent entities with joint control | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x317 | cbi_RR:x1 |
| 070.020 | Fees and commissions expense/Subsidiaries | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x317 | cbi_RR:x2 |
| 070.030 | Fees and commissions expense/Associates and joint ventures | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x317 | cbi_RR:x3 |
| 070.040 | Fees and commissions expense/Key management of the entity or its parent | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x317 | cbi_RR:x4 |
| 070.050 | Fees and commissions expense/Other related parties | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x317 | cbi_RR:x5 |
| 080.010 | Realised losses on financial assets and liabilities not measured at fair value through profit or loss/Parent and parent entities with joint control | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x318 | cbi_RR:x1 |
| 080.020 | Realised losses on financial assets and liabilities not measured at fair value through profit or loss/Subsidiaries | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x318 | cbi_RR:x2 |
| 080.030 | Realised losses on financial assets and liabilities not measured at fair value through profit or loss/Associates and joint ventures | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x318 | cbi_RR:x3 |
| 080.040 | Realised losses on financial assets and liabilities not measured at fair value through profit or loss/Key management of the entity or its parent | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x318 | cbi_RR:x4 |
| 080.050 | Realised losses on financial assets and liabilities not measured at fair value through profit or loss/Other related parties | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x318 | cbi_RR:x5 |
| 090.010 | Losses on derecognition of non-financial assets/Parent and parent entities with joint control | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x319 | cbi_RR:x1 |
| 090.020 | Losses on derecognition of non-financial assets/Subsidiaries | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x319 | cbi_RR:x2 |
| 090.030 | Losses on derecognition of non-financial assets/Associates and joint ventures | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x319 | cbi_RR:x3 |
| 090.040 | Losses on derecognition of non-financial assets/Key management of the entity or its parent | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x319 | cbi_RR:x4 |
| 090.050 | Losses on derecognition of non-financial assets/Other related parties | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x319 | cbi_RR:x5 |
| 100.010 | Expenses from current year in respect of bad or doubtful debts, guarantees and commitments/Parent and parent entities with joint control | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x320 | cbi_RR:x1 |
| 100.020 | Expenses from current year in respect of bad or doubtful debts, guarantees and commitments/Subsidiaries | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x320 | cbi_RR:x2 |
| 100.030 | Expenses from current year in respect of bad or doubtful debts, guarantees and commitments/Associates and joint ventures | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x320 | cbi_RR:x3 |
| 100.040 | Expenses from current year in respect of bad or doubtful debts, guarantees and commitments/Key management of the entity or its parent | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x320 | cbi_RR:x4 |
| 100.050 | Expenses from current year in respect of bad or doubtful debts, guarantees and commitments/Other related parties | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x320 | cbi_RR:x5 |
| 110.010 | Reversals from current year in respect of bad or doubtful debts, guarantees and commitments/Parent and parent entities with joint control | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x321 | cbi_RR:x1 |
| 110.020 | Reversals from current year in respect of bad or doubtful debts, guarantees and commitments/Subsidiaries | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x321 | cbi_RR:x2 |
| 110.030 | Reversals from current year in respect of bad or doubtful debts, guarantees and commitments/Associates and joint ventures | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x321 | cbi_RR:x3 |
| 110.040 | Reversals from current year in respect of bad or doubtful debts, guarantees and commitments/Key management of the entity or its parent | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x321 | cbi_RR:x4 |
| 110.050 | Reversals from current year in respect of bad or doubtful debts, guarantees and commitments/Other related parties | cbi_met:mi32 | xbrli:monetaryItemType | instant | cbi_BA:x10 | cbi_MC:x321 | cbi_RR:x5 |