v3.26.1
COMMITMENTS AND CONTINGENCIES (Details)
9 Months Ended
Jun. 30, 2026
USD ($)
Commitments and Contingencies Disclosure [Abstract]
Lease of the office space
$ 9,900
X
- References
No definition available.
+ Details
Name:
bdtb_LeaseOfOfficeSpace
Namespace Prefix:
bdtb_
Data Type:
xbrli:monetaryItemType
Balance Type:
debit
Period Type:
duration
X
- References
No definition available.
+ Details
Name:
us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix:
us-gaap_
Data Type:
xbrli:stringItemType
Balance Type:
na
Period Type:
duration