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Leases - Summary of Future Minimum Lease Payments for Operating Leases (Parenthetical) (Details) $ in Millions | Dec. 31, 2022 USD ($)
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Leases [Abstract] |
Tenant improvement allowances expected to be received | $ 18.3

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- Definition Tenant improvement allowances expected to be received. + References No definition available. + Details
Name: | bdsx_TenantImprovementAllowancesExpectedToBeReceived
Namespace Prefix: | bdsx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- References No definition available. + Details
Name: | us-gaap_LeasesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration