Business combination additional commitments in equity financing.

No definition available.

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Namespace Prefix:	nvus_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Preferred stock shares issuable under agreement.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Preferred stock value of shares issuable.

+ References

No definition available.

+ Details

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- Definition

Date when the acquirer obtains control of the acquiree, in CCYY-MM-DD format.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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Balance Type:	na
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- Definition

Number of shares of equity interests issued or issuable to acquire entity.

+ References

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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.

+ Details

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- Definition

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

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- Definition

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

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- Definition

Face amount or stated value per share of common stock.

+ References

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- Definition

Number of shares issued for each share of convertible preferred stock that is converted.

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- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Business Acquisition - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands		9 Months Ended
	Sep. 14, 2020	Sep. 30, 2020	Dec. 31, 2019
Business Acquisition [Line Items]
Common stock, par value		$ 0.001	$ 0.001
Business acquisition costs		$ 2,200
Goodwill		44,466
General and Administrative [Member]
Business Acquisition [Line Items]
Business acquisition costs		$ 2,200
Anelixis [Member]
Business Acquisition [Line Items]
Business acquisition, date of acquisition	Sep. 14, 2020
Common stock, par value	$ 0.001
Estimated fair value related to clinical development program	$ 32,386
Goodwill	44,466
Anelixis [Member] \| In-Process Research and Development [Member]
Business Acquisition [Line Items]
Estimated fair value related to clinical development program	$ 32,400
Anelixis [Member] \| Series X1 Preferred Stock [Member]
Business Acquisition [Line Items]
Shares Issued to stockholders of acquiree	140,026
Anelixis [Member] \| Series X1 Preferred Stock [Member] \| Stock Purchase Agreement [Member]
Business Acquisition [Line Items]
Preferred stock shares agreed to sell	199,112
Preferred stock shares aggregate purchase price	$ 99,100
Business combination additional commitments in equity financing	$ 9,000
Anelixis [Member] \| Common Stock [Member]
Business Acquisition [Line Items]
Shares Issued to stockholders of acquiree	175,488
Shares of common stock issued upon conversion of each share of preferred stock	55.5556
Anelixis [Member] \| Common Stock [Member] \| Series X1 Preferred Stock [Member] \| Stock Purchase Agreement [Member]
Business Acquisition [Line Items]
Shares of common stock issued upon conversion of each share of preferred stock	55.5556