v3.26.1
Note 14 - Segment Reporting and Geographic Information (Details Textual) - Seed [Member]
Dec. 13, 2024
Minimum [Member]
Investment Owned, Disposal Percentage
90.00%
Maximum [Member]
Investment Owned, Disposal Percentage
100.00%
X
- Definition
Represents the percentage of investment owned to be disposed.
+ References
No definition available.
+ Details
Name:
bysi_InvestmentOwnedDisposalPercentage
Namespace Prefix:
bysi_
Data Type:
dtr-types:percentItemType
Balance Type:
na
Period Type:
instant
X
- Details
Name:
srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=bysi_SeedMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type: