| r0.1 | label_boi_a2/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | N/A | boi_CS:x2 | N/A | boi_GA:x1 | boi_MC:x125 | N/A | boi_MU:x1 | N/A | N/A |
| r0.2 | label_boi_a2/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | N/A | boi_CS:x2 | N/A | boi_GA:x2 | boi_MC:x125 | N/A | boi_MU:x1 | N/A | N/A |
| r0.3 | label_boi_a2/Total | boi_met:md13 | xbrli:monetaryItemType | instant | N/A | boi_CS:x2 | N/A | N/A | boi_MC:x125 | N/A | boi_MU:x1 | N/A | N/A |
| r1.1 | Interest income/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x1 | boi_MC:x125 | N/A | boi_MU:x1 | N/A | N/A |
| r1.2 | Interest income/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x2 | boi_MC:x125 | N/A | boi_MU:x1 | N/A | N/A |
| r1.3 | Interest income/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | N/A | boi_MC:x125 | N/A | boi_MU:x1 | N/A | N/A |
| 1.1 | From credit to the public/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x1 | boi_MC:x125 | boi_MC:x8 | boi_MU:x1 | N/A | boi_SE:x16 |
| 1.2 | From credit to the public/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x2 | boi_MC:x125 | boi_MC:x8 | boi_MU:x1 | N/A | boi_SE:x16 |
| 1.3 | From credit to the public/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | N/A | boi_MC:x125 | boi_MC:x8 | boi_MU:x1 | N/A | boi_SE:x16 |
| 2.1 | From credit to the government/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x1 | boi_MC:x125 | boi_MC:x8 | boi_MU:x1 | N/A | boi_SE:x11 |
| 2.2 | From credit to the government/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x2 | boi_MC:x125 | boi_MC:x8 | boi_MU:x1 | N/A | boi_SE:x11 |
| 2.3 | From credit to the government/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | N/A | boi_MC:x125 | boi_MC:x8 | boi_MU:x1 | N/A | boi_SE:x11 |
| 3.1 | From deposits with banks/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x1 | boi_MC:x125 | boi_MC:x8 | boi_MU:x1 | N/A | boi_SE:x26 |
| 3.2 | From deposits with banks/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x2 | boi_MC:x125 | boi_MC:x8 | boi_MU:x1 | N/A | boi_SE:x26 |
| 3.3 | From deposits with banks/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | N/A | boi_MC:x125 | boi_MC:x8 | boi_MU:x1 | N/A | boi_SE:x26 |
| 4.1 | From deposits with Bank of Israel and cash/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x1 | boi_MC:x125 | boi_MC:x9 | boi_MU:x1 | N/A | boi_SE:x20 |
| 4.2 | From deposits with Bank of Israel and cash/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x2 | boi_MC:x125 | boi_MC:x9 | boi_MU:x1 | N/A | boi_SE:x20 |
| 4.3 | From deposits with Bank of Israel and cash/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | N/A | boi_MC:x125 | boi_MC:x9 | boi_MU:x1 | N/A | boi_SE:x20 |
| 5.1 | From securities borrowed or acquired under repurchase agreements/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x1 | boi_MC:x125 | boi_MC:x28 | boi_MU:x1 | N/A | N/A |
| 5.2 | From securities borrowed or acquired under repurchase agreements/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x2 | boi_MC:x125 | boi_MC:x28 | boi_MU:x1 | N/A | N/A |
| 5.3 | From securities borrowed or acquired under repurchase agreements/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | N/A | boi_MC:x125 | boi_MC:x28 | boi_MU:x1 | N/A | N/A |
| 6.1 | From bonds/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x1 | boi_MC:x125 | boi_MC:x15 | boi_MU:x1 | N/A | N/A |
| 6.2 | From bonds/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x2 | boi_MC:x125 | boi_MC:x15 | boi_MU:x1 | N/A | N/A |
| 6.3 | From bonds/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | N/A | boi_MC:x125 | boi_MC:x15 | boi_MU:x1 | N/A | N/A |
| 7.1 | Thereof: incl. interest on account of mortgage-backed bonds/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x1 | boi_MC:x125 | boi_MC:x120 | boi_MU:x1 | N/A | N/A |
| 7.2 | Thereof: incl. interest on account of mortgage-backed bonds/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x2 | boi_MC:x125 | boi_MC:x120 | boi_MU:x1 | N/A | N/A |
| 7.3 | Thereof: incl. interest on account of mortgage-backed bonds/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | N/A | boi_MC:x125 | boi_MC:x120 | boi_MU:x1 | N/A | N/A |
| 8.1 | From other assets/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x1 | boi_MC:x125 | boi_MC:x41 | boi_MU:x1 | N/A | N/A |
| 8.2 | From other assets/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x2 | boi_MC:x125 | boi_MC:x41 | boi_MU:x1 | N/A | N/A |
| 8.3 | From other assets/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | N/A | boi_MC:x125 | boi_MC:x41 | boi_MU:x1 | N/A | N/A |
| 9.1 | Total interest income/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x1 | boi_MC:x125 | N/A | boi_MU:x1 | N/A | N/A |
| 9.2 | Total interest income/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x2 | boi_MC:x125 | N/A | boi_MU:x1 | N/A | N/A |
| 9.3 | Total interest income/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | N/A | boi_MC:x125 | N/A | boi_MU:x1 | N/A | N/A |
| r11.1 | Interest expenditure/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_GA:x1 | boi_MC:x125 | N/A | boi_MU:x1 | N/A | N/A |
| r11.2 | Interest expenditure/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_GA:x2 | boi_MC:x125 | N/A | boi_MU:x1 | N/A | N/A |
| r11.3 | Interest expenditure/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | N/A | boi_MC:x125 | N/A | boi_MU:x1 | N/A | N/A |
| 10.1 | On deposits from the public/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_GA:x1 | boi_MC:x125 | boi_MC:x17 | boi_MU:x1 | N/A | boi_SE:x16 |
| 10.2 | On deposits from the public/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_GA:x2 | boi_MC:x125 | boi_MC:x17 | boi_MU:x1 | N/A | boi_SE:x16 |
| 10.3 | On deposits from the public/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | N/A | boi_MC:x125 | boi_MC:x17 | boi_MU:x1 | N/A | boi_SE:x16 |
| 11.1 | On deposits from the government/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_GA:x1 | boi_MC:x125 | boi_MC:x17 | boi_MU:x1 | N/A | boi_SE:x11 |
| 11.2 | On deposits from the government/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_GA:x2 | boi_MC:x125 | boi_MC:x17 | boi_MU:x1 | N/A | boi_SE:x11 |
| 11.3 | On deposits from the government/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | N/A | boi_MC:x125 | boi_MC:x17 | boi_MU:x1 | N/A | boi_SE:x11 |
| 12.1 | On deposits with Bank of Israel and cash/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_GA:x1 | boi_MC:x125 | boi_MC:x17 | boi_MU:x1 | N/A | boi_SE:x20 |
| 12.2 | On deposits with Bank of Israel and cash/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_GA:x2 | boi_MC:x125 | boi_MC:x17 | boi_MU:x1 | N/A | boi_SE:x20 |
| 12.3 | On deposits with Bank of Israel and cash/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | N/A | boi_MC:x125 | boi_MC:x17 | boi_MU:x1 | N/A | boi_SE:x20 |
| 13.1 | On deposits from banks/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_GA:x1 | boi_MC:x125 | boi_MC:x17 | boi_MU:x1 | N/A | boi_SE:x26 |
| 13.2 | On deposits from banks/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_GA:x2 | boi_MC:x125 | boi_MC:x17 | boi_MU:x1 | N/A | boi_SE:x26 |
| 13.3 | On deposits from banks/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | N/A | boi_MC:x125 | boi_MC:x17 | boi_MU:x1 | N/A | boi_SE:x26 |
| 14.1 | From securities lent or sold under repurchase agreements/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_GA:x1 | boi_MC:x125 | boi_MC:x28 | boi_MU:x1 | N/A | N/A |
| 14.2 | From securities lent or sold under repurchase agreements/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_GA:x2 | boi_MC:x125 | boi_MC:x28 | boi_MU:x1 | N/A | N/A |
| 14.3 | From securities lent or sold under repurchase agreements/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | N/A | boi_MC:x125 | boi_MC:x28 | boi_MU:x1 | N/A | N/A |
| 15.1 | On bonds/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_GA:x1 | boi_MC:x125 | boi_MC:x15 | boi_MU:x1 | N/A | N/A |
| 15.2 | On bonds/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_GA:x2 | boi_MC:x125 | boi_MC:x15 | boi_MU:x1 | N/A | N/A |
| 15.3 | On bonds/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | N/A | boi_MC:x125 | boi_MC:x15 | boi_MU:x1 | N/A | N/A |
| 16.1 | On other liabilities/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_GA:x1 | boi_MC:x125 | boi_MC:x20 | boi_MU:x1 | N/A | N/A |
| 16.2 | On other liabilities/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_GA:x2 | boi_MC:x125 | boi_MC:x20 | boi_MU:x1 | N/A | N/A |
| 16.3 | On other liabilities/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | N/A | boi_MC:x125 | boi_MC:x20 | boi_MU:x1 | N/A | N/A |
| 17.1 | Total interest expenditure/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_GA:x1 | boi_MC:x125 | N/A | boi_MU:x1 | N/A | N/A |
| 17.2 | Total interest expenditure/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_GA:x2 | boi_MC:x125 | N/A | boi_MU:x1 | N/A | N/A |
| 17.3 | Total interest expenditure/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | N/A | boi_MC:x125 | N/A | boi_MU:x1 | N/A | N/A |
| 18.1 | Total interest income (expenditure), net/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x11 | boi_CS:x2 | N/A | boi_GA:x1 | boi_MC:x125 | N/A | boi_MU:x1 | N/A | N/A |
| 18.2 | Total interest income (expenditure), net/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x11 | boi_CS:x2 | N/A | boi_GA:x2 | boi_MC:x125 | N/A | boi_MU:x1 | N/A | N/A |
| 18.3 | Total interest income (expenditure), net/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x11 | boi_CS:x2 | N/A | N/A | boi_MC:x125 | N/A | boi_MU:x1 | N/A | N/A |
| r21.1 | Breakdown of net effect of hedging derivatives on interest income and expenditure/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | N/A | boi_CS:x2 | boi_EF:x2 | boi_GA:x1 | boi_MC:x125 | N/A | boi_MU:x1 | boi_PL:x11 | N/A |
| r21.2 | Breakdown of net effect of hedging derivatives on interest income and expenditure/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | N/A | boi_CS:x2 | boi_EF:x2 | boi_GA:x2 | boi_MC:x125 | N/A | boi_MU:x1 | boi_PL:x11 | N/A |
| r21.3 | Breakdown of net effect of hedging derivatives on interest income and expenditure/Total | boi_met:md13 | xbrli:monetaryItemType | instant | N/A | boi_CS:x2 | boi_EF:x2 | N/A | boi_MC:x125 | N/A | boi_MU:x1 | boi_PL:x11 | N/A |
| 19.1 | Interest income/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | boi_EF:x2 | boi_GA:x1 | boi_MC:x125 | N/A | boi_MU:x1 | boi_PL:x11 | N/A |
| 19.2 | Interest income/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | boi_EF:x2 | boi_GA:x2 | boi_MC:x125 | N/A | boi_MU:x1 | boi_PL:x11 | N/A |
| 19.3 | Interest income/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | boi_EF:x2 | N/A | boi_MC:x125 | N/A | boi_MU:x1 | boi_PL:x11 | N/A |
| 20.1 | Interest expenditure/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | boi_EF:x2 | boi_GA:x1 | boi_MC:x125 | N/A | boi_MU:x1 | boi_PL:x11 | N/A |
| 20.2 | Interest expenditure/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | boi_EF:x2 | boi_GA:x2 | boi_MC:x125 | N/A | boi_MU:x1 | boi_PL:x11 | N/A |
| 20.3 | Interest expenditure/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | boi_EF:x2 | N/A | boi_MC:x125 | N/A | boi_MU:x1 | boi_PL:x11 | N/A |
| r24.1 | Breakdown of accrual-based interest income from bonds/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x1 | boi_MC:x125 | boi_MC:x15 | boi_MU:x1 | N/A | N/A |
| r24.2 | Breakdown of accrual-based interest income from bonds/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x2 | boi_MC:x125 | boi_MC:x15 | boi_MU:x1 | N/A | N/A |
| r24.3 | Breakdown of accrual-based interest income from bonds/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | N/A | boi_MC:x125 | boi_MC:x15 | boi_MU:x1 | N/A | N/A |
| 21.1 | Held to maturity/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x1 | boi_MC:x125 | boi_MC:x15 | boi_MU:x1 | boi_PL:x5 | N/A |
| 21.2 | Held to maturity/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x2 | boi_MC:x125 | boi_MC:x15 | boi_MU:x1 | boi_PL:x5 | N/A |
| 21.3 | Held to maturity/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | N/A | boi_MC:x125 | boi_MC:x15 | boi_MU:x1 | boi_PL:x5 | N/A |
| 22.1 | Available for sale/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x1 | boi_MC:x125 | boi_MC:x15 | boi_MU:x1 | boi_PL:x1 | N/A |
| 22.2 | Available for sale/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x2 | boi_MC:x125 | boi_MC:x15 | boi_MU:x1 | boi_PL:x1 | N/A |
| 22.3 | Available for sale/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | N/A | boi_MC:x125 | boi_MC:x15 | boi_MU:x1 | boi_PL:x1 | N/A |
| 23.1 | For trading/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x1 | boi_MC:x125 | boi_MC:x15 | boi_MU:x1 | boi_PL:x2 | N/A |
| 23.2 | For trading/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x2 | boi_MC:x125 | boi_MC:x15 | boi_MU:x1 | boi_PL:x2 | N/A |
| 23.3 | For trading/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | N/A | boi_MC:x125 | boi_MC:x15 | boi_MU:x1 | boi_PL:x2 | N/A |
| 24.1 | Total included in interest income/Activity in Israel | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x1 | boi_MC:x125 | boi_MC:x15 | boi_MU:x1 | N/A | N/A |
| 24.2 | Total included in interest income/Activity abroad | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | boi_GA:x2 | boi_MC:x125 | boi_MC:x15 | boi_MU:x1 | N/A | N/A |
| 24.3 | Total included in interest income/Total | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x9 | boi_CS:x2 | N/A | N/A | boi_MC:x125 | boi_MC:x15 | boi_MU:x1 | N/A | N/A |