XML 37 R27.htm IDEA: XBRL DOCUMENT v3.23.2

Fair Value Measurements and Marketable Securities Available For Sale - Schedule of Cost, Aggregate Fair Value and Unrealized Gains of Marketable Securities Available-for-sale (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Debt Securities, Available-for-Sale, Amortized Cost [Abstract]
Amortized Cost	$ 609,976	$ 633,752
Unrealized Gains	38	86
Unrealized Losses	(4,433)	(5,612)
Fair Value	605,581	628,226
Cash Equivalents [Member]
Debt Securities, Available-for-Sale, Amortized Cost [Abstract]
Amortized Cost	24,745	68,305
Unrealized Gains	1	6
Unrealized Losses	0	0
Fair Value	24,746	68,311
Marketable securities [Member]
Debt Securities, Available-for-Sale, Amortized Cost [Abstract]
Amortized Cost	585,231	565,447
Unrealized Gains	37	80
Unrealized Losses	(4,433)	(5,612)
Fair Value	580,835	559,915
Money Market Funds [Member] | Cash Equivalents [Member]
Debt Securities, Available-for-Sale, Amortized Cost [Abstract]
Amortized Cost	22,752	35,204
Unrealized Gains	0	0
Unrealized Losses	0	0
Fair Value	22,752	35,204
Certificate of deposits [Member] | Marketable securities [Member]
Debt Securities, Available-for-Sale, Amortized Cost [Abstract]
Amortized Cost	11,400	13,998
Unrealized Gains	0	6
Unrealized Losses	(27)	(20)
Fair Value	11,373	13,984
Commercial Paper [Member] | Marketable securities [Member]
Debt Securities, Available-for-Sale, Amortized Cost [Abstract]
Amortized Cost	45,747	50,240
Unrealized Gains	0	21
Unrealized Losses	(48)	(88)
Fair Value	45,699	50,173
U.S. Government And Government Agency Securities [Member] | Cash Equivalents [Member]
Debt Securities, Available-for-Sale, Amortized Cost [Abstract]
Amortized Cost	1,993	32,773
Unrealized Gains	1	6
Unrealized Losses	0	0
Fair Value	1,994	32,779
U.S. Government And Government Agency Securities [Member] | Marketable securities [Member]
Debt Securities, Available-for-Sale, Amortized Cost [Abstract]
Amortized Cost	428,020	308,510
Unrealized Gains	3	30
Unrealized Losses	(3,151)	(2,883)
Fair Value	424,872	305,657
Corporate Bonds [Member] | Cash Equivalents [Member]
Debt Securities, Available-for-Sale, Amortized Cost [Abstract]
Amortized Cost		328
Unrealized Gains		0
Unrealized Losses		0
Fair Value		328
Corporate Bonds [Member] | Marketable securities [Member]
Debt Securities, Available-for-Sale, Amortized Cost [Abstract]
Amortized Cost	99,064	189,695
Unrealized Gains	34	23
Unrealized Losses	(1,203)	(2,588)
Fair Value	97,895	187,130
Municipal Bonds [Member] | Marketable securities [Member]
Debt Securities, Available-for-Sale, Amortized Cost [Abstract]
Amortized Cost	1,000	3,004
Unrealized Gains	0	0
Unrealized Losses	(4)	(33)
Fair Value	$ 996	$ 2,971

X

- Definition

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481800/320-10-50-2

+ Details

Name:	us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481800/320-10-50-2

+ Details

Name:	us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(1))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481800/320-10-50-2

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 30
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479130/326-30-45-1

+ Details

Name:	us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (aa)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481800/320-10-50-2

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481830/320-10-45-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(6))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 30
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479130/326-30-45-1

+ Details

Name:	us-gaap_AvailableForSaleSecuritiesDebtSecurities
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- References

No definition available.

+ Details

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

X

- Details

Name:	us-gaap_CashAndCashEquivalentsAxis=us-gaap_CashEquivalentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_CashAndCashEquivalentsAxis=nuvb_MarketableSecuritiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_MoneyMarketFundsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=nuvb_CertificateOfDepositsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_CommercialPaperMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_USTreasuryAndGovernmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_CorporateDebtSecuritiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_MunicipalBondsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: