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v3.22.1

Segment Information (Details) - Schedule of net sales from external customers - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Segment Information (Details) - Schedule of net sales from external customers [Line Items] |  |  |
Total | $ 2,376,225 | $ 2,114,872 | $ 1,533,928
United States [Member] |  |  |
Segment Information (Details) - Schedule of net sales from external customers [Line Items] |  |  |
Total | 2,101,975 | 1,906,058 | 1,378,843
Canada [Member] |  |  |
Segment Information (Details) - Schedule of net sales from external customers [Line Items] |  |  |
Total | 211,778 | 150,707 | 117,406
Rest of world [Member] |  |  |
Segment Information (Details) - Schedule of net sales from external customers [Line Items] |  |  |
Total | $ 62,472 | $ 58,107 | $ 37,679

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- Definition Amount of net sales from external customers. + References No definition available. + Details
Name: | negg_NetSalesFromExternalCustomers
Namespace Prefix: | negg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

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- Details
Name: | srt_StatementGeographicalAxis=country_US
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | srt_StatementGeographicalAxis=country_CA
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | srt_StatementGeographicalAxis=negg_RestOfWorldMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |