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Summary of Significant Accounting Policies (Details 2) - USD ($) | 12 Months Ended
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Dec. 31, 2017 | Dec. 31, 2016
Schedule of Premium debt conversion derivative [Abstract] |  |
Balance as of beginning of period | $ 137,650 |
Balance as of end of period | 462,174 | $ 137,650
Premium debt conversion derivative [Member] |  |
Schedule of Premium debt conversion derivative [Abstract] |  |
Balance as of beginning of period | 137,650 |
Value assigned to the underlying derivative in connection with convertible notes | 342,486 | 137,564
Change in fair value of premium debt conversion derivative | (17,962) | 86
Balance as of end of period | $ 462,174 | $ 137,650

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- Definition Change in fair value of premium conversion derivative. + References No definition available. + Details
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Namespace Prefix: | nmtc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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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 Value assigned to the underlying derivative in connection with convertible notes. + References No definition available. + Details
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Namespace Prefix: | nmtc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Amount of debt premium to be amortized within one year or the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28541-108399 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |