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v3.20.4

Commitments (Details) | 12 Months Ended
--- | ---
Dec. 31, 2020
Minimum [Member] |
Commitments (Details) [Line Items] |
Percent of Royalty on Net Sales | 1.00%
Maximum [Member] |
Commitments (Details) [Line Items] |
Percent of Royalty on Net Sales | 25.00%

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

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- Definition Percent Of Royalty On Net Sales + References No definition available. + Details
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Namespace Prefix: | jakk_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |