XML 60 R49.htm IDEA: XBRL DOCUMENT
v3.20.4

Note 11 - Segment and Geographic Information - Fees for Services Provided to Joint Ventures by Geographic Location as a Percentage of Total Fees (Details) - USD ($) | 3 Months Ended
--- | ---
Nov. 30, 2020 | Nov. 30, 2019
Fees | $ 1,336,561 | $ 1,358,325
Percentage of Total Fees | 100.00% | 100.00%
GERMANY |  |
Fees | $ 228,826 | $ 212,101
Percentage of Total Fees | 17.10% | 15.60%
POLAND |  |
Fees | $ 189,410 | $ 194,978
Percentage of Total Fees | 14.20% | 14.40%
JAPAN |  |
Fees | $ 179,962 | $ 163,929
Percentage of Total Fees | 13.50% | 12.10%
FRANCE |  |
Fees | $ 105,907 | $ 93,631
Percentage of Total Fees | 7.90% | 6.90%
SWEDEN |  |
Fees | $ 90,489 | $ 109,506
Percentage of Total Fees | 6.80% | 8.10%
THAILAND |  |
Fees | $ 89,932 | $ 102,334
Percentage of Total Fees | 6.70% | 7.50%
INDIA |  |
Fees | $ 88,208 | $ 82,960
Percentage of Total Fees | 6.60% | 6.10%
KOREA, REPUBLIC OF |  |
Fees | $ 85,079 | $ 76,032
Percentage of Total Fees | 6.40% | 5.60%
FINLAND |  |
Fees | $ 76,283 | $ 67,942
Percentage of Total Fees | 5.70% | 5.00%
CZECHIA |  |
Fees | $ 69,353 | $ 89,014
Percentage of Total Fees | 5.20% | 6.60%
UNITED KINGDOM |  |
Fees | $ 61,915 | $ 85,478
Percentage of Total Fees | 4.60% | 6.30%
Other Countries [Member] |  |
Fees | $ 71,197 | $ 80,421
Percentage of Total Fees | 5.30% | 5.90%

X
- Definition Percentage of entity wide fees for services provided to joint ventures generated from geographic location. + References No definition available. + Details
Name: | ntic_EntityWideFeesForServicesProvidedToJointVenturesGeographicPercentage
Namespace Prefix: | ntic_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Total fees for services provided to joint ventures by geographic locations. + References No definition available. + Details
Name: | ntic_TotalFeesForServicesProvidedToJointVenturesGeographicLocation
Namespace Prefix: | ntic_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | srt_StatementGeographicalAxis=country_DE
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_PL
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_JP
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_FR
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_SE
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_TH
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_IN
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_KR
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_FI
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_CZ
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_GB
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=ntic_OtherCountriesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |