Debt - Carrying Amounts of Long-term Debt (Details) - USD ($) $ in Thousands	Mar. 30, 2019	Dec. 29, 2018
Debt Instrument [Line Items]
Unamortized debt issuance costs	$ (4,380)	$ (4,636)
Total debt	686,510	694,730
Less: Current maturities	(10,000)	(10,000)
Total long-term debt	676,510	684,730
Term Loan
Debt Instrument [Line Items]
Long-term debt, gross	150,000	155,000
Euro Senior Notes, Series A due 2023
Debt Instrument [Line Items]
Long-term debt, gross	131,499	133,417
Euro Senior Notes, Series B due 2028
Debt Instrument [Line Items]
Long-term debt, gross	106,772	108,330
U.S. Senior Notes, Series A due 2022
Debt Instrument [Line Items]
Long-term debt, gross	25,000	25,000
U.S. Senior Notes, Series B due 2027
Debt Instrument [Line Items]
Long-term debt, gross	100,000	100,000
U.S. Senior Notes, Series A due 2025
Debt Instrument [Line Items]
Long-term debt, gross	50,000	50,000
U.S. 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