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Warrants - Schedule of Fair Values for Outstanding Warrants (Details) $ in Thousands | Jun. 30, 2023 USD ($)
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Class Of Warrant Or Right [Line Items] |
Fair values of outstanding warrants | $ 972
Public Warrants [Member] |
Class Of Warrant Or Right [Line Items] |
Fair values of outstanding warrants | 792
Private Placement Warrants [Member] |
Class Of Warrant Or Right [Line Items] |
Fair values of outstanding warrants | 42
Forward Purchase Warrants |
Class Of Warrant Or Right [Line Items] |
Fair values of outstanding warrants | $ 138

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

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- Definition Value of outstanding derivative securities that permit the holder the right to purchase securities (usually equity) from the issuer at a specified price. + References No definition available. + Details
Name: | us-gaap_WarrantsAndRightsOutstanding
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=nuvb_PublicWarrantsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=nuvb_PrivatePlacementWarrantsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=nuvb_ForwardPurchaseWarrantsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |