| Document And Entity Information | Feb. 29, 2024 |
| Document Information Line Items | |
| Entity Registrant Name | JAKKS PACIFIC, INC. |
| Trading Symbol | JAKK |
| Document Type | 8-K |
| Amendment Flag | false |
| Entity Central Index Key | 0001009829 |
| Document Period End Date | Feb. 29, 2024 |
| Entity Emerging Growth Company | false |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 0-28104 |
| Entity Tax Identification Number | 95-4527222 |
| Entity Address, Address Line One | 2951 28th Street |
| Entity Address, City or Town | Santa Monica |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 90405 |
| City Area Code | (424) |
| Local Phone Number | 268-9444 |
| Title of 12(b) Security | Common Stock, $.001 par value |
| Security Exchange Name | NASDAQ |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
