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Segment Information - Worldwide Revenues by Brand Category (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	$ 840,748	$ 974,477	$ 1,549,120	$ 1,710,095
Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	954,120	1,068,506	1,754,131	1,883,144
Operating Segments | Barbie
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	170,733	152,175	323,424	275,566
Operating Segments | Hot Wheels
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	167,306	138,372	312,246	264,052
Operating Segments | Fisher-Price and Thomas & Friends
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	236,176	275,948	423,971	480,992
Operating Segments | American Girl
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	45,218	67,292	112,645	153,105
Operating Segments | Toy Box
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	334,687	434,719	581,845	709,429
Operating Segments | Product
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	954,120	1,068,506	1,754,131	1,883,144
Segment Reconciling Items
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	$ (113,372)	$ (94,029)	$ (205,011)	$ (173,049)

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 4
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-Name Accounting Standards Codification
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-URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130545-203045

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