Annual payments of intangible asset.

No definition available.

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- Definition

Asset acquisition, consideration payment terms.

+ References

No definition available.

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- Definition

Amount of direct costs of the business combination including legal, accounting, and other costs incurred to consummate the business acquisition.

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No definition available.

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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- Definition

The amount of identifiable intangible assets recognized as of the acquisition date.

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- Definition

Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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The amount of purchased research and development assets that are acquired in a business combination have no alternative future use and are therefore written off in the period of acquisition.

+ References

No definition available.

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Asset Acquisition - Additional Information (Detail) - USD ($) $ in Thousands	1 Months Ended			10 Months Ended	11 Months Ended	12 Months Ended
	Oct. 31, 2019	Nov. 30, 2018	Mar. 31, 2018	Oct. 31, 2019	Nov. 30, 2018	Dec. 31, 2019	Dec. 31, 2018
Research and Development Assets Acquired Other than Through Business Combination [Line Items]
In-process research and development							$ 62,363
Intangible assets [Member]
Research and Development Assets Acquired Other than Through Business Combination [Line Items]
Intangible assets						$ 425
Epinomics Inc [Member]
Research and Development Assets Acquired Other than Through Business Combination [Line Items]
Business acquisition, Consideration net						22,200
Business acquisition costs						300
In-process research and development							$ 22,200
Epinomics Inc [Member] \| Due upon closing of acquisition [Member]
Research and Development Assets Acquired Other than Through Business Combination [Line Items]
Business acquisition, Consideration net			$ 6,200
Epinomics Inc [Member] \| Due upon amendment and assignment of license agreement [Member]
Research and Development Assets Acquired Other than Through Business Combination [Line Items]
Business acquisition, Consideration net						$ 16,000
BD Entities [Member] \| Intellectual Property [Member]
Research and Development Assets Acquired Other than Through Business Combination [Line Items]
Purchase price of asset acquired	$ 25,000
Asset Acquisition, Annual Payments	$ 6,250			$ 6,250
Asset Acquisition, Consideration Payment Terms	To be paid in annual amounts of $6.25 million over four years beginning in January 2020
Spatial Transcriptomics [Member]
Research and Development Assets Acquired Other than Through Business Combination [Line Items]
Business acquisition, Consideration net					$ 38,600
Business acquisition costs		$ 500			500
In-process research and development					$ 36,900
Spatial Transcriptomics [Member] \| Patents [Member]
Research and Development Assets Acquired Other than Through Business Combination [Line Items]
Purchase price of asset acquired		$ 36,900