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NIH Contract - Narrative (Details)	Sep. 30, 2020 USD ($)
Research and Development [Abstract]
Maximum contract value	$ 34,000,000

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- Definition

Research And Development Arrangement, Contract To Perform For Others, Maximum Contract Value

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No definition available.

+ Details

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Namespace Prefix:	lab_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

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No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration