| r0.1 | label_boi_a2/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_MU:x1 | boi_RP:x25 |
| r0.2 | label_boi_a2/Company | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | N/A | boi_MU:x1 | boi_RP:x25 |
| 1.1 | Wages and related/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | boi_MC:x475 | boi_MU:x1 | boi_RP:x25 |
| 1.2 | Wages and related/Company | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | boi_MC:x475 | boi_MU:x1 | boi_RP:x25 |
| 2.1 | Data processing and computer maintenance/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | boi_MC:x176 | boi_MU:x1 | boi_RP:x25 |
| 2.2 | Data processing and computer maintenance/Company | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | boi_MC:x176 | boi_MU:x1 | boi_RP:x25 |
| 3.1 | Payments to international credit card organizations/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | boi_MC:x480 | boi_MU:x1 | boi_RP:x25 |
| 3.2 | Payments to international credit card organizations/Company | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | boi_MC:x480 | boi_MU:x1 | boi_RP:x25 |
| 4.1 | Fees to other issuers/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | boi_MC:x597 | boi_MU:x1 | boi_RP:x25 |
| 4.2 | Fees to other issuers/Company | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | boi_MC:x597 | boi_MU:x1 | boi_RP:x25 |
| 5.1 | Depreciation and amortization/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | boi_MC:x481 | boi_MU:x1 | boi_RP:x25 |
| 5.2 | Depreciation and amortization/Company | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | boi_MC:x481 | boi_MU:x1 | boi_RP:x25 |
| 6.1 | Communications/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | boi_MC:x175 | boi_MU:x1 | boi_RP:x25 |
| 6.2 | Communications/Company | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | boi_MC:x175 | boi_MU:x1 | boi_RP:x25 |
| 7.1 | Issue and mailing of cards/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | boi_MC:x482 | boi_MU:x1 | boi_RP:x25 |
| 7.2 | Issue and mailing of cards/Company | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | boi_MC:x482 | boi_MU:x1 | boi_RP:x25 |
| 8.1 | Clearinghouse fees (Shva and Masab companies)/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | boi_MC:x483 | boi_MU:x1 | boi_RP:x25 |
| 8.2 | Clearinghouse fees (Shva and Masab companies)/Company | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | boi_MC:x483 | boi_MU:x1 | boi_RP:x25 |
| 9.1 | Damage caused by misuse of cards/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | boi_MC:x484 | boi_MU:x1 | boi_RP:x25 |
| 9.2 | Damage caused by misuse of cards/Company | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | boi_MC:x484 | boi_MU:x1 | boi_RP:x25 |
| 10.1 | Motor vehicle maintenance/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | boi_MC:x485 | boi_MU:x1 | boi_RP:x25 |
| 10.2 | Motor vehicle maintenance/Company | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | boi_MC:x485 | boi_MU:x1 | boi_RP:x25 |
| 11.1 | Rent and building maintenance/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | boi_MC:x486 | boi_MU:x1 | boi_RP:x25 |
| 11.2 | Rent and building maintenance/Company | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | boi_MC:x486 | boi_MU:x1 | boi_RP:x25 |
| 12.1 | Payment of fines to Bank of Israel/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | boi_MC:x188 | boi_MU:x1 | boi_RP:x25 |
| 12.2 | Payment of fines to Bank of Israel/Company | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | boi_MC:x188 | boi_MU:x1 | boi_RP:x25 |
| 13.1 | Other/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | boi_MC:x487 | boi_MU:x1 | boi_RP:x25 |
| 13.2 | Other/Company | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | boi_MC:x487 | boi_MU:x1 | boi_RP:x25 |
| 14.1 | Total operating expenses/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | boi_MC:x458 | boi_MU:x1 | boi_RP:x25 |
| 14.2 | Total operating expenses/Company | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | boi_MC:x458 | boi_MU:x1 | boi_RP:x25 |
| 15.1 | Thereof: originating in share-based payment transactions/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | boi_MC:x476 | boi_MU:x1 | boi_RP:x25 |
| 15.2 | Thereof: originating in share-based payment transactions/Company | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | boi_MC:x476 | boi_MU:x1 | boi_RP:x25 |
| 16.1 | Thereof: originating in share-based payments cleared by means of capital instruments/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | boi_MC:x477 | boi_MU:x1 | boi_RP:x25 |
| 16.2 | Thereof: originating in share-based payments cleared by means of capital instruments/Company | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | boi_MC:x477 | boi_MU:x1 | boi_RP:x25 |