Leases - Summary of Future Minimum Lease Payments for Operating Leases (Parenthetical) (Details) $ in Millions	Jun. 30, 2022 USD ($)
Leases [Abstract]
Tenant improvement allowances expected to be received	$ 20.8

Tenant improvement allowances expected to be received.

No definition available.

Name:	bdsx_TenantImprovementAllowancesExpectedToBeReceived
Namespace Prefix:	bdsx_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant