XML 86 R61.htm IDEA: XBRL DOCUMENT
v3.23.2

Summary of Significant Accounting Policies - Schedule of carrying value (FY) (Details) - USD ($) | 8 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2021 | Dec. 31, 2022
Marketable Securities [Line Items] |  |
Carrying Value | $ 191,653,961 | $ 194,224,782
Gross Unrealized Gains |  | 43,626
Gross Unrealized Losses | (12,912) |
Fair Value | 191,641,049 | 194,268,408
Cash [Member] |  |
Marketable Securities [Line Items] |  |
Carrying Value | 1,483 | 1,034
Gross Unrealized Gains |  |
Gross Unrealized Losses |  |
Fair Value | 1,483 | 1,034
U.S. Treasury Bills [Member] |  |
Marketable Securities [Line Items] |  |
Carrying Value | 191,652,478 | 194,223,748
Gross Unrealized Gains |  | 43,626
Gross Unrealized Losses | (12,912) |
Fair Value | $ 191,639,566 | $ 194,267,374

X
- Definition This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading security. + References No definition available. + Details
Name: | nvac_GrossUnrealizedGains
Namespace Prefix: | nvac_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition This item represents the gross amount of losses included in earnings from transfers of securities from the available-for-sale category into the trading category. Such losses represent the unrealized loss included in other comprehensive income associated with the securities transferred from the available-for-sale category to the trading category. + References No definition available. + Details
Name: | nvac_GrossUnrealizedLosses
Namespace Prefix: | nvac_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of addition (reduction) to the amount at which an asset could be incurred (settled) in a current transaction between willing parties. + References No definition available. + Details
Name: | us-gaap_AssetsFairValueAdjustment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(2)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(1)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_CashEquivalentsAtCarryingValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- 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_MarketableSecuritiesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_CashAndCashEquivalentsAxis=us-gaap_CashMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CashAndCashEquivalentsAxis=us-gaap_USTreasurySecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |