| r0.1 | label_boi_a2/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | N/A | boi_MC:x17 | N/A | boi_RP:x24 | N/A | N/A | N/A |
| r1.1 | A. Types of deposit by place raised and type of depositor/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | N/A | boi_MC:x17 | N/A | boi_RP:x24 | N/A | N/A | N/A |
| r2.1 | Deposits in Israel/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | boi_GA:x1 | boi_MC:x17 | N/A | boi_RP:x24 | N/A | N/A | N/A |
| r3.1 | On demand/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | boi_GA:x1 | boi_MC:x17 | N/A | boi_RP:x24 | boi_SE:x16 | boi_TI:x37 | N/A |
| 1.1 | Non-interest bearing/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | boi_GA:x1 | boi_MC:x17 | boi_MC:x914 | boi_RP:x24 | boi_SE:x16 | boi_TI:x37 | N/A |
| 2.1 | Interest bearing/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | boi_GA:x1 | boi_MC:x17 | boi_MC:x962 | boi_RP:x24 | boi_SE:x16 | boi_TI:x37 | N/A |
| 3.1 | Total on demand/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | boi_GA:x1 | boi_MC:x17 | N/A | boi_RP:x24 | boi_SE:x16 | boi_TI:x37 | N/A |
| 4.1 | Term/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | boi_GA:x1 | boi_MC:x17 | N/A | boi_RP:x24 | boi_SE:x16 | boi_TI:x35 | N/A |
| 5.1 | Of which : Non-interest bearing/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | boi_GA:x1 | boi_MC:x17 | boi_MC:x914 | boi_RP:x24 | boi_SE:x16 | boi_TI:x35 | N/A |
| 6.1 | Total deposits in Israel/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | boi_GA:x1 | boi_MC:x17 | N/A | boi_RP:x24 | boi_SE:x16 | N/A | N/A |
| r10.1 | Of which/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | boi_GA:x1 | boi_MC:x17 | N/A | boi_RP:x24 | N/A | N/A | N/A |
| 7.1 | Deposits of private individuals/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | boi_GA:x1 | boi_MC:x17 | N/A | boi_RP:x24 | boi_SE:x15 | N/A | N/A |
| 8.1 | Deposits of institutional bodies/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | boi_GA:x1 | boi_MC:x17 | N/A | boi_RP:x24 | boi_SE:x25 | N/A | N/A |
| 9.1 | Deposits of corporations and others/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | boi_GA:x1 | boi_MC:x17 | N/A | boi_RP:x24 | boi_SE:x68 | N/A | N/A |
| r14.1 | Deposits outside Israel/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | boi_GA:x2 | boi_MC:x17 | N/A | boi_RP:x24 | boi_SE:x16 | N/A | N/A |
| r15.1 | On demand/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | boi_GA:x2 | boi_MC:x17 | N/A | boi_RP:x24 | boi_SE:x16 | boi_TI:x37 | N/A |
| 10.1 | Non-interest bearing/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | boi_GA:x2 | boi_MC:x17 | boi_MC:x914 | boi_RP:x24 | boi_SE:x16 | boi_TI:x37 | N/A |
| 11.1 | Interest bearing/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | boi_GA:x2 | boi_MC:x17 | boi_MC:x962 | boi_RP:x24 | boi_SE:x16 | boi_TI:x37 | N/A |
| 12.1 | Total on demand/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | boi_GA:x2 | boi_MC:x17 | N/A | boi_RP:x24 | boi_SE:x16 | boi_TI:x37 | N/A |
| 13.1 | Term/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | boi_GA:x2 | boi_MC:x17 | N/A | boi_RP:x24 | boi_SE:x16 | boi_TI:x35 | N/A |
| 14.1 | Of which : Non-interest bearing/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | boi_GA:x2 | boi_MC:x17 | boi_MC:x914 | boi_RP:x24 | boi_SE:x16 | boi_TI:x35 | N/A |
| 15.1 | Total deposits in Israel/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | boi_GA:x2 | boi_MC:x17 | N/A | boi_RP:x24 | boi_SE:x16 | N/A | N/A |
| 16.1 | Total deposits of the public/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | N/A | boi_MC:x17 | N/A | boi_RP:x24 | boi_SE:x16 | N/A | N/A |
| r23.1 | B. Deposits of the public by size of deposit ceiling in NIS m./Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | N/A | boi_MC:x17 | N/A | boi_RP:x24 | boi_SE:x16 | N/A | N/A |
| 17.1 | Up to NIS I million/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | N/A | boi_MC:x17 | N/A | boi_RP:x24 | boi_SE:x16 | N/A | boi_VI:x22 |
| 18.1 | Over 1 and up to NIS 10 million/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | N/A | boi_MC:x17 | N/A | boi_RP:x24 | boi_SE:x16 | N/A | boi_VI:x23 |
| 19.1 | Over 10 and up to NIS 100 million/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | N/A | boi_MC:x17 | N/A | boi_RP:x24 | boi_SE:x16 | N/A | boi_VI:x24 |
| 20.1 | Over 100 and up to NIS 500 million/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | N/A | boi_MC:x17 | N/A | boi_RP:x24 | boi_SE:x16 | N/A | boi_VI:x25 |
| 21.1 | Over NIS 500 million/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | N/A | boi_MC:x17 | N/A | boi_RP:x24 | boi_SE:x16 | N/A | boi_VI:x26 |
| 22.1 | Total/Year (-1) | boi_met:mi1 | xbrli:monetaryItemType | instant | boi_BC:x2 | boi_CS:x2 | N/A | boi_MC:x17 | N/A | boi_RP:x24 | boi_SE:x16 | N/A | N/A |