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Financial Assets Measured at Fair Value on Recurring Basis (Detail) - Cash Equivalents - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Fair Value Measurements, Level 1
Schedule Of Servicing Assets At Fair Value And Amortized Value [Line Items]
Assets measured at fair value on recurring basis	$ 15,312	$ 13,218
Carrying Amount
Schedule Of Servicing Assets At Fair Value And Amortized Value [Line Items]
Assets measured at fair value on recurring basis	$ 15,312	$ 13,218

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- Definition

Schedule Of Servicing Assets At Fair Value And Amortized Value [Line Items]

+ 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

This element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value on a recurring basis by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	debit
Period Type:	instant

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- Details

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Namespace Prefix:
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- Details

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Namespace Prefix:
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Period Type:

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- Details

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