Summary of Significant Accounting Policies (Details)	12 Months Ended
Dec. 31, 2022 reportingUnit option
Property, Plant and Equipment [Line Items]
Number of options to extend, minimum \| option	1
Renewal term (up to)	10 years
Number of reporting units \| reportingUnit	1
Mattel163 Limited
Property, Plant and Equipment [Line Items]
Equity interest, ownership percentage	50.00%
Building and Building Improvements \| Minimum
Property, Plant and Equipment [Line Items]
Estimated useful lives, years	10 years
Building and Building Improvements \| Maximum
Property, Plant and Equipment [Line Items]
Estimated useful lives, years	30 years
Machinery and equipment \| Minimum
Property, Plant and Equipment [Line Items]
Estimated useful lives, years	3 years
Machinery and equipment \| Maximum
Property, Plant and Equipment [Line Items]
Estimated useful lives, years	15 years
Software \| Minimum
Property, Plant and Equipment [Line Items]
Estimated useful lives, years	3 years
Software \| Maximum
Property, Plant and Equipment [Line Items]
Estimated useful lives, years	10 years
Leasehold improvements \| Minimum
Property, Plant and Equipment [Line Items]
Estimated useful lives, years	10 years
Leasehold improvements \| Maximum
Property, Plant and Equipment [Line Items]
Estimated useful lives, years	20 years
Tools, dies, and molds
Property, Plant and Equipment [Line Items]
Estimated useful lives, years	3 years

Lessee, Operating Lease, Number of Options to Extend, Minimum

No definition available.

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI https://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571

+ Details

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- Definition

Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980

+ Details

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- Definition

Number of reporting units tested for impairment of goodwill. A reporting unit is an operating segment or one level below an operating segment.

+ References

No definition available.

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

+ Details

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- Details

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- Details

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