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Revenue Recognition - Narrative (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Disaggregation of Revenue [Line Items]
Total revenues	$ 236,178	$ 866,863	$ 1,830,639	$ 3,832,442
Revenue recognized from deferred revenue beginning balance	4,000		127,000
Plumbline Life Sciences
Disaggregation of Revenue [Line Items]
Total revenues	83,000	22,000	1,300,000	86,000
AstraZeneca
Disaggregation of Revenue [Line Items]
Total revenues	21,000	$ 255,000	167,000	$ 3,000,000.0
Other Counterparty
Disaggregation of Revenue [Line Items]
Total revenues	$ 132,000		$ 364,000

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- Definition

Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
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