Formation Loan Funding

No definition available.

Name:	nrxp_FormationLoanFunding
Namespace Prefix:	nrxp_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Outstanding accrued and unpaid interest written off.

+ References

No definition available.

+ Details

Name:	nrxp_OutstandingAccruedAndUnpaidInterestWrittenOff
Namespace Prefix:	nrxp_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Outstanding principal written off.

+ References

No definition available.

+ Details

Name:	nrxp_OutstandingPrincipalWrittenOff
Namespace Prefix:	nrxp_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Identification of the lender and information about a contractual promise to repay a short-term or long-term obligation, which includes borrowings under lines of credit, notes payable, commercial paper, bonds payable, debentures, and other contractual obligations for payment. This may include rationale for entering into the arrangement, significant terms of the arrangement, which may include amount, repayment terms, priority, collateral required, debt covenants, borrowing capacity, call features, participation rights, conversion provisions, sinking-fund requirements, voting rights, basis for conversion if convertible and remarketing provisions. The description may be provided for individual debt instruments, rational groupings of debt instruments, or by debt in total.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
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+ Details

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

- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(2))
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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Interest rate on outstanding borrowings under debtor-in-possession financing arrangement.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtorInPossessionFinancingInterestRateOnBorrowingsOutstanding
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Fixed interest rate related to the interest rate derivative.

+ References

No definition available.

+ Details

Name:	us-gaap_DerivativeFixedInterestRate
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Description of conditions, facts and circumstances that would trigger a payment of principal or interest which was not otherwise immediately due and payable.

+ References

+ Details

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

- Definition

Cash payments for and related to principal collection on loans related to operating activities.

+ References

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-Publisher FASB
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-Paragraph 25
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3536-108585

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The cash outflow associated with extending a long-term loan to a related party. Alternate caption: Payments for Advances to Affiliates.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=nrxp_ReliefTherapeuticsLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancialInstrumentAxis=nrxp_PayCheckProtectionProgramMember
Namespace Prefix:
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Period Type:

Notes Payable - Additional Information (Details) - USD ($)				6 Months Ended
	Apr. 28, 2020	Apr. 06, 2020	Jul. 01, 2019	Jun. 30, 2021	Dec. 31, 2020
Related party loan			$ 154,190
Interest rate		2.00%		6.00%	6.00%
Related party loan		$ 500,000
Debt Instrument, Maturity Date		Apr. 06, 2022
Loan term	2 years
Loan forgiveness, description	The Loan amount may be eligible for forgiveness pursuant to (1) at least 75% of the loan proceeds are used to cover payroll costs and the remainder is used for mortgage interest, rent and utility costs over the eight week period after the loan is made, and (2) the number of employees and compensation levels are generally maintained.
Outstanding principal written off				$ 119,842
Outstanding accrued and unpaid interest written off				968
Gain on extinguishment of debt				120,810
Relief Therapeutics Loan [Member]
Interest rate		2.00%
Related party loan		$ 500,000
Debt Instrument, Maturity Date		Apr. 06, 2022
Pay Check Protection Program [Member]
Loan funding	$ 119,842
Outstanding principal rate	1.00%
Principal and interest due	$6,744
Gain on extinguishment of debt				$ 120,810