| r0.1 | label_boi_a2/Consolidated | | | | N/A | boi_CS:x2 | N/A | N/A | N/A | boi_RP:x24 |
| r0.2 | label_boi_a2/Bank | | | | N/A | boi_CS:x1 | N/A | N/A | N/A | boi_RP:x24 |
| 1.1 | Number of payroll by Israeli monthly average/Consolidated | boi_met:ii292 | xbrli:integerItemType | instant | N/A | boi_CS:x2 | boi_GA:x1 | N/A | N/A | boi_RP:x24 |
| 1.2 | Number of payroll by Israeli monthly average/Bank | boi_met:ii292 | xbrli:integerItemType | instant | N/A | boi_CS:x1 | boi_GA:x1 | N/A | N/A | boi_RP:x24 |
| 2.1 | Number of payroll by Israeli monthly abroad/Consolidated | boi_met:ii292 | xbrli:integerItemType | instant | N/A | boi_CS:x2 | boi_GA:x2 | N/A | N/A | boi_RP:x24 |
| 2.2 | Number of payroll by Israeli monthly abroad/Bank | boi_met:ii292 | xbrli:integerItemType | instant | N/A | boi_CS:x1 | boi_GA:x2 | N/A | N/A | boi_RP:x24 |
| 3.1 | Number of branches in Israel (not included counters)/Consolidated | boi_met:ii293 | xbrli:integerItemType | instant | N/A | boi_CS:x2 | boi_GA:x1 | N/A | N/A | boi_RP:x24 |
| 3.2 | Number of branches in Israel (not included counters)/Bank | boi_met:ii293 | xbrli:integerItemType | instant | N/A | boi_CS:x1 | boi_GA:x1 | N/A | N/A | boi_RP:x24 |
| 4.1 | Number of branches in abroad (not included counters)/Consolidated | boi_met:ii293 | xbrli:integerItemType | instant | N/A | boi_CS:x2 | boi_GA:x2 | N/A | N/A | boi_RP:x24 |
| 4.2 | Number of branches in abroad (not included counters)/Bank | boi_met:ii293 | xbrli:integerItemType | instant | N/A | boi_CS:x1 | boi_GA:x2 | N/A | N/A | boi_RP:x24 |
| 5.1 | Return on capital (net income return on average equity)/Consolidated | boi_met:pd85 | num:percentItemType | instant | N/A | boi_CS:x2 | N/A | N/A | boi_MU:x1 | boi_RP:x24 |
| 5.2 | Return on capital (net income return on average equity)/Bank | boi_met:pd85 | num:percentItemType | instant | N/A | boi_CS:x1 | N/A | N/A | boi_MU:x1 | boi_RP:x24 |
| r6.1 | External Auditors fees (in thousnd on NIS)/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | N/A | boi_MU:x1 | boi_RP:x24 |
| r6.2 | External Auditors fees (in thousnd on NIS)/Bank | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | N/A | N/A | boi_MU:x1 | boi_RP:x24 |
| r7.1 | For auditing activity/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | N/A | boi_MU:x1 | boi_RP:x24 |
| r7.2 | For auditing activity/Bank | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | N/A | N/A | boi_MU:x1 | boi_RP:x24 |
| 6.1 | Joint auditors/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_MC:x619 | boi_MU:x1 | boi_RP:x24 |
| 6.2 | Joint auditors/Bank | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | N/A | boi_MC:x619 | boi_MU:x1 | boi_RP:x24 |
| 7.1 | Other auditors/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_MC:x620 | boi_MU:x1 | boi_RP:x24 |
| 7.2 | Other auditors/Bank | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | N/A | boi_MC:x620 | boi_MU:x1 | boi_RP:x24 |
| 8.1 | Total/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_MC:x618 | boi_MU:x1 | boi_RP:x24 |
| 8.2 | Total/Bank | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | N/A | boi_MC:x618 | boi_MU:x1 | boi_RP:x24 |
| r11.1 | For tax services/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | N/A | boi_MU:x1 | boi_RP:x24 |
| r11.2 | For tax services/Bank | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | N/A | N/A | boi_MU:x1 | boi_RP:x24 |
| 9.1 | Joint auditors/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_MC:x622 | boi_MU:x1 | boi_RP:x24 |
| 9.2 | Joint auditors/Bank | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | N/A | boi_MC:x622 | boi_MU:x1 | boi_RP:x24 |
| 10.1 | Other auditors/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_MC:x623 | boi_MU:x1 | boi_RP:x24 |
| 10.2 | Other auditors/Bank | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | N/A | boi_MC:x623 | boi_MU:x1 | boi_RP:x24 |
| r14.1 | For services related to audit/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | N/A | boi_MU:x1 | boi_RP:x24 |
| r14.2 | For services related to audit/Bank | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | N/A | N/A | boi_MU:x1 | boi_RP:x24 |
| 11.1 | Joint auditors/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_MC:x624 | boi_MU:x1 | boi_RP:x24 |
| 11.2 | Joint auditors/Bank | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | N/A | boi_MC:x624 | boi_MU:x1 | boi_RP:x24 |
| 12.1 | For services related to audit other auditors/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_MC:x625 | boi_MU:x1 | boi_RP:x24 |
| 12.2 | For services related to audit other auditors/Bank | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | N/A | boi_MC:x625 | boi_MU:x1 | boi_RP:x24 |
| r17.1 | For other services/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | N/A | boi_MU:x1 | boi_RP:x24 |
| r17.2 | For other services/Bank | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | N/A | N/A | boi_MU:x1 | boi_RP:x24 |
| 13.1 | Joint auditors/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_MC:x626 | boi_MU:x1 | boi_RP:x24 |
| 13.2 | Joint auditors/Bank | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | N/A | boi_MC:x626 | boi_MU:x1 | boi_RP:x24 |
| 14.1 | For other services other auditors/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_MC:x627 | boi_MU:x1 | boi_RP:x24 |
| 14.2 | For other services other auditors/Bank | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | N/A | boi_MC:x627 | boi_MU:x1 | boi_RP:x24 |
| 15.1 | Total/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_MC:x621 | boi_MU:x1 | boi_RP:x24 |
| 15.2 | Total/Bank | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | N/A | boi_MC:x621 | boi_MU:x1 | boi_RP:x24 |
| 16.1 | Total External Auditor's fees/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_MC:x617 | boi_MU:x1 | boi_RP:x24 |
| 16.2 | Total External Auditor's fees/Bank | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | N/A | boi_MC:x617 | boi_MU:x1 | boi_RP:x24 |
| 17.1 | Auditor's fees from other engagements/Consolidated | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x2 | N/A | boi_MC:x628 | boi_MU:x1 | boi_RP:x24 |
| 17.2 | Auditor's fees from other engagements/Bank | boi_met:md13 | xbrli:monetaryItemType | instant | boi_BC:x10 | boi_CS:x1 | N/A | boi_MC:x628 | boi_MU:x1 | boi_RP:x24 |