Goodwill and Intangibles - Schedule of Other Intangibles (Details) - USD ($) $ in Thousands	Dec. 27, 2020	Dec. 29, 2019
Summary of Other Intangible Assets [Abstract]
Acquired product rights	$ 2,374,673	$ 1,309,082
Licensed rights of entertainment properties	45,000	30,501
Accumulated amortization	(964,576)	(769,016)
Amortizable intangible assets	1,455,097	570,567
Product rights with indefinite lives	75,738	75,738
Total other intangibles assets, net	$ 1,530,835	$ 646,305

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- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
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Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 926
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Gross carrying amount as of the balance sheet date of certain rights acquired to exercise a certain privilege or pursue a particular business or occupation and which is deemed to have a finite economic life.

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Gross carrying amount before accumulated amortization as of the balance sheet date for the rights acquired through registration of a trademark to gain or protect exclusive use of a business name, symbol or other device or style for a specified period of time.

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Carrying amount (original costs adjusted for previously recognized amortization and impairment) as of the balance sheet date for the rights acquired through registration of a trademark to gain or protect exclusive use of a business name, symbol or other device or style for a projected indefinite period of benefit.

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- Definition

Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.

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