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Litigation and Contingencies - Minimum Royalty and Advertising Obligations Due Under Terms of Certain Licenses Held by Company (Detail)
$ in Millions
Dec. 28, 2019
USD ($)
Advertising [Member]  
Schedule Of Commitments And Contingencies [Line Items]  
2020 $ 3.2
2021 3.3
2022 3.4
2023 3.5
2024 3.6
Thereafter 0.0
Royalties [Member]  
Schedule Of Commitments And Contingencies [Line Items]  
2020 1.5
2021 1.7
2022 1.8
2023 0.0
2024 0.0
Thereafter $ 0.0