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SCHEDULE OF SUPPLEMENTAL CONDENSED CONSOLIDATED STATEMENT OF CASH FLOWS INFORMATION (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023
Leases |  |
Cash paid for amounts included in the measurement of lease liabilities | $ 1,821 | $ 1,792
Operating lease assets obtained in exchange for lease obligations | $ 2,336 | $ 261

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

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- Definition Right of use asset obtained in exchanges for operating lease liability. + References No definition available. + Details
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Namespace Prefix: | NSYS_
Data Type: | xbrli:monetaryItemType
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- Definition Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 5 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479041/842-20-45-5 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (g)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-4 + Details
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