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Derivative Financial Instruments - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 29, 2019 | Sep. 29, 2019 | Dec. 27, 2020 | Dec. 29, 2019 | Dec. 30, 2018
Fair value hedging | Foreign exchange forward |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Other (income) expense |  |  | $ (27,657) | $ 13,443 | $ 11,698
Fair value hedging | Not designated as hedging instrument | Foreign currency forward contract |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Derivative, notional amount | $ 307,351 |  | 590,620 | $ 307,351 |
Other Operating Income (Expense) | eOne Acquisition | Not designated as hedging instrument | Foreign exchange contract |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Other (income) expense | $ 139,666 | $ (25,533) |  |  |
Realized gain on matured contracts |  |  | $ 79,990 |  |

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- Definition Nominal or face amount used to calculate payment on derivative. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5580258-113959 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5579245-113959 + Details
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