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Note 9 - Receivables - Other, net (Tables) | 12 Months Ended
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Dec. 31, 2024
Notes Tables |
Schedule of Other Accounts Receivable [Table Text Block] |
|  | December 31, 2024 |  |  | December 31, 2023 |
Performance bonuses |  | $ | 588 |  |  | $ | 1,602 |
Customers |  |  | 115 |  |  |  | 192 |
Other |  |  | 29 |  |  |  | 52 |
|  | $ | 732 |  |  | $ | 1,846 |

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- Definition Tabular disclosure of the other accounts receivable for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. + References No definition available. + Details
Name: | nxpl_ScheduleOfOtherAccountsReceivableTableTextBlock
Namespace Prefix: | nxpl_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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