XML 47 R36.htm IDEA: XBRL DOCUMENT
v3.24.1.u1

Note 5 - Intangible Assets, Net - Intangible Assets, Net (Details) - USD ($) | Feb. 29, 2024 | Aug. 31, 2023
--- | --- | ---
Gross Carrying Amount | $ 9,748,882 | $ 9,686,717
Accumulated Amortization | (3,822,459) | (3,527,232)
Net Carrying Amount | 5,926,423 | 6,159,485
Patents and trademarks | 9,748,882 | 9,686,717
Patents and trademarks | (3,822,459) | (3,527,232)
Patents and trademarks | 5,926,423 | 6,159,485
Patents and Trademarks [Member] |  |
Gross Carrying Amount | 3,401,882 | 3,339,717
Accumulated Amortization | (2,764,626) | (2,680,965)
Net Carrying Amount | 637,256 | 658,752
Patents and trademarks | 3,401,882 | 3,339,717
Patents and trademarks | (2,764,626) | (2,680,965)
Patents and trademarks | 637,256 | 658,752
Customer Relationships [Member] |  |
Gross Carrying Amount | 6,347,000 | 6,347,000
Accumulated Amortization | (1,057,833) | (846,267)
Net Carrying Amount | 5,289,167 | 5,500,733
Patents and trademarks | 6,347,000 | 6,347,000
Patents and trademarks | (1,057,833) | (846,267)
Patents and trademarks | $ 5,289,167 | $ 5,500,733

X
- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(16)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482665/350-30-50-2 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 928 -SubTopic 340 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147483147/928-340-50-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482665/350-30-50-2 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 926 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org//1943274/2147483154/926-20-50-5 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482665/350-30-50-2 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=ntic_PatentsAndTrademarksMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_CustomerRelationshipsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |