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Supplemental Balance Sheet Information (Details) - Schedule of prepaid and other assets - USD ($) | Jun. 30, 2022 | Sep. 30, 2021
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Schedule of prepaid and other assets [Abstract] |  |
Prepaid expenses | $ 296,572 | $ 151,109
Deferred offering costs |  | 92,934
Total | $ 296,572 | $ 244,043

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- Definition Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer. + References No definition available. + Details
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Namespace Prefix: | nmtc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- References No definition available. + Details
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Namespace Prefix: | nmtc_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Specific incremental costs directly attributable to a proposed or actual offering of securities which are deferred at the end of the reporting period. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 340 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 5.A) -URI https://asc.fasb.org/extlink&oid=122040515&loc=d3e105025-122735 + Details
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Data Type: | xbrli:monetaryItemType
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- Definition Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
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