Line of credit borrowing percentage of eligible inventory.

No definition available.

Name:	nanx_LineOfCreditPercentageOfEligibleInventory
Namespace Prefix:	nanx_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- 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_DebtInstrumentLineItems
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 YYYY-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))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 1B
-Subparagraph (d)
-URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258

+ Details

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

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_LetterOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_StatementGeographicalAxis=nanx_RomeovilleIllinoisMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_StatementGeographicalAxis=nanx_BolingbrookIllinoisMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_PrimeRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_TypeOfArrangementAxis=nanx_NewTermLoanAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CounterpartyNameAxis=nanx_StrandlerLLCMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_TypeOfArrangementAxis=nanx_AAndRLoanAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CounterpartyNameAxis=nanx_BeachcorpLLCMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_TypeOfArrangementAxis=nanx_InventoryRevolverMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Notes and Lines of Credit (Details Narrative) - USD ($) $ in Thousands		6 Months Ended
	Jan. 28, 2022	Jun. 30, 2022	Jan. 27, 2022
Letter of Credit [Member] \| Romeoville Illinois [Member]
Debt Instrument [Line Items]
Credit facility amount		$ 30
Letter of Credit [Member] \| Bolingbrook Illinois [Member]
Debt Instrument [Line Items]
Credit facility amount		$ 500
Prime Rate [Member] \| Letter of Credit [Member]
Debt Instrument [Line Items]
Interest rate spread		1.00%
New Term Loan Agreement [Member] \| Strandler LLC [Member]
Debt Instrument [Line Items]
Debt maturity date	Mar. 31, 2024
New Term Loan Agreement [Member] \| Strandler LLC [Member] \| Prime Rate [Member]
Debt Instrument [Line Items]
Interest rate spread	0.75%
A&R Loan Agreement [Member] \| Beachcorp, LLC [Member]
Debt Instrument [Line Items]
Debt maturity date	Mar. 31, 2024
Credit facility amount	$ 8,000		$ 6,000
A&R Loan Agreement [Member] \| Beachcorp, LLC [Member] \| Prime Rate [Member]
Debt Instrument [Line Items]
Interest rate spread	0.75%
Inventory Revolver [Member] \| Beachcorp, LLC [Member]
Debt Instrument [Line Items]
Debt maturity date	Mar. 31, 2024
Credit facility amount	$ 4,000
Line of credit percentage of eligible inventory	50.00%
Inventory Revolver [Member] \| Beachcorp, LLC [Member] \| Prime Rate [Member]
Debt Instrument [Line Items]
Interest rate spread	0.75%