XML 54 R40.htm IDEA: XBRL DOCUMENT
v3.25.4

Finance cost (Tables) | 12 Months Ended
--- | ---
Jun. 30, 2025
Notes and other explanatory information [abstract] |
Schedule of Finance cost | Schedule of Finance cost
|  | 2025 |  |  | 2025 |  |  | 2024 |
|  | US$ |  |  | S$ |  |  | S$ |
Interest expense on: |  |  |  |  |  |  |  |  |  |  |  |
- Bank borrowings |  |  | 69,960 |  |  |  | 88,982 |  |  |  | 160,777 |
Interest expense on bank borrowings |  |  | 69,960 |  |  |  | 88,982 |  |  |  | 160,777 |
- Lease liabilities |  |  | 90,389 |  |  |  | 114,966 |  |  |  | 15,461 |
Interest expense on lease liabilities |  |  | 90,389 |  |  |  | 114,966 |  |  |  | 15,461 |
Finance costs |  |  | 160,349 |  |  |  | 203,948 |  |  |  | 176,238 |

X
- Definition Disclosure of detailed information about finance cost explanatory. + References No definition available. + Details
Name: | BMGL_DisclosureOfDetailedInformationAboutFinanceCostExplanatory
Namespace Prefix: | BMGL_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | ifrs-full_NotesAndOtherExplanatoryInformationAbstract
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration