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Debt - Carrying Amounts of Long-term Debt (Details) - USD ($) $ in Thousands | Dec. 28, 2019 | Dec. 29, 2018
--- | --- | ---
Debt Instrument [Line Items] |  |
Long-term debt, gross | $ 682,827 |
Unamortized debt issuance costs | (3,669) | $ (4,636)
Total debt | 679,158 | 694,730
Less: Current maturities | (10,000) | (10,000)
Total long-term debt | 669,158 | 684,730
Term Loan |  |
Debt Instrument [Line Items] |  |
Long-term debt, gross | 145,000 | 155,000
Euro Senior Notes, Series A due 2023 |  |
Debt Instrument [Line Items] |  |
Long-term debt, gross | 129,808 | 133,417
Euro Senior Notes, Series B due 2028 |  |
Debt Instrument [Line Items] |  |
Long-term debt, gross | 105,400 | 108,330
USD Senior Notes, Series A due 2022 |  |
Debt Instrument [Line Items] |  |
Long-term debt, gross | 25,000 | 25,000
USD Senior Notes, Series B due 2027 |  |
Debt Instrument [Line Items] |  |
Long-term debt, gross | 100,000 | 100,000
USD Senior Notes, Series A due 2025 |  |
Debt Instrument [Line Items] |  |
Long-term debt, gross | 50,000 | 50,000
USD Senior Notes, Series B due 2030 |  |
Debt Instrument [Line Items] |  |
Long-term debt, gross | 125,000 | 125,000
Other |  |
Debt Instrument [Line Items] |  |
Long-term debt, gross | $ 2,619 | $ 2,619

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