| r0.1 | label_boi_a2/Loans for residential purposes | | | | boi_BC:x1 | boi_CL:x36 | boi_CS:x1 | boi_MC:x8 | boi_SE:x16 |
| r0.2 | label_boi_a2/Collateralized by housing | | | | boi_BC:x1 | boi_CL:x37 | boi_CS:x1 | boi_MC:x8 | boi_SE:x16 |
| 1.1 | Planned monthly debits (principal, interest, indexation differentials, ancillary)/Loans for residential purposes | boi_met:md115 | xbrli:monetaryItemType | instant | boi_BC:x1 | boi_CL:x36 | boi_CS:x1 | boi_MC:x8 | boi_SE:x16 |
| 1.2 | Planned monthly debits (principal, interest, indexation differentials, ancillary)/Collateralized by housing | boi_met:md115 | xbrli:monetaryItemType | instant | boi_BC:x1 | boi_CL:x37 | boi_CS:x1 | boi_MC:x8 | boi_SE:x16 |
| 2.1 | Total actual monthly payback/Loans for residential purposes | boi_met:md116 | xbrli:monetaryItemType | instant | boi_BC:x1 | boi_CL:x36 | boi_CS:x1 | boi_MC:x8 | boi_SE:x16 |
| 2.2 | Total actual monthly payback/Collateralized by housing | boi_met:md116 | xbrli:monetaryItemType | instant | boi_BC:x1 | boi_CL:x37 | boi_CS:x1 | boi_MC:x8 | boi_SE:x16 |
| 3.1 | Difference/Loans for residential purposes | boi_met:md117 | xbrli:monetaryItemType | instant | boi_BC:x1 | boi_CL:x36 | boi_CS:x1 | boi_MC:x8 | boi_SE:x16 |
| 3.2 | Difference/Collateralized by housing | boi_met:md117 | xbrli:monetaryItemType | instant | boi_BC:x1 | boi_CL:x37 | boi_CS:x1 | boi_MC:x8 | boi_SE:x16 |
| 4.1 | early payback in reporting month/Loans for residential purposes | boi_met:md118 | xbrli:monetaryItemType | instant | boi_BC:x1 | boi_CL:x36 | boi_CS:x1 | boi_MC:x8 | boi_SE:x16 |
| 4.2 | early payback in reporting month/Collateralized by housing | boi_met:md118 | xbrli:monetaryItemType | instant | boi_BC:x1 | boi_CL:x37 | boi_CS:x1 | boi_MC:x8 | boi_SE:x16 |
| 5.1 | Thereof: early payback fee/Loans for residential purposes | boi_met:md119 | xbrli:monetaryItemType | instant | boi_BC:x1 | boi_CL:x36 | boi_CS:x1 | boi_MC:x8 | boi_SE:x16 |
| 5.2 | Thereof: early payback fee/Collateralized by housing | boi_met:md119 | xbrli:monetaryItemType | instant | boi_BC:x1 | boi_CL:x37 | boi_CS:x1 | boi_MC:x8 | boi_SE:x16 |