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CASH AND CASH EQUIVALENTS (Detail Textuals) | Dec. 31, 2025 | Dec. 31, 2024
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Cash And Cash Equivalent [Line Items] |  |
Proportion of majority of cash and cash equivalents accumulates interest | 3.25% | 4.25%

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
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Namespace Prefix: | nexn_
Data Type: | xbrli:stringItemType
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- Definition it represents proportion of majority of cash and cash equivalents accumulates interest. + References No definition available. + Details
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Namespace Prefix: | nexn_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant