Financial Instruments and Fair Value Measurements - Interest Rate Swaps (Details) - USD ($)			3 Months Ended
	Mar. 29, 2019	Feb. 28, 2017	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2020	Jun. 29, 2020	Mar. 19, 2019	Feb. 07, 2017
Derivative [Line Items]
Balance of accumulated other comprehensive loss related to interest rate swaps expected to be reclassified during next twelve months			$ 6,800,000
Change in fair value of interest rate swap			1,800,000	$ (11,100,000)
Revolving credit facility | Fourth Amendment To Senior Secured Credit Facility
Derivative [Line Items]
LIBOR interest rate floor						0.75%
Interest Rate Swap
Derivative [Line Items]
Term	5 years	5 years
Derivative, Notional Amount							$ 130,000,000.0	$ 250,000,000.0
Fixed swap rate							2.43%	1.89%
Cash flow hedge ineffectiveness recorded in earnings			0
Interest income (expense) on interest rate swap			900,000	400,000
Other current liabilites | Interest Rate Swap
Derivative [Line Items]
Interest rate swap liabilities			(4,000,000.0)		$ 0
Other long-term liabilities
Derivative [Line Items]
Interest rate swap liabilities			(7,700,000)		(14,400,000)
Other long-term liabilities | Interest Rate Swap
Derivative [Line Items]
Interest rate swap liabilities			(7,700,000)		$ (14,400,000)
Interest Expense | Interest Rate Swap
Derivative [Line Items]
Interest income (expense) on interest rate swap			1,800,000	400,000
Loss recognized in interest expense excluded from hedge effectiveness assessments			(2,700,000)	0
Amounts reclassified out of accumulated other comprehensive loss to interest expense			1,800,000	0
Other Comprehensive Income (Loss) | Interest Rate Swap
Derivative [Line Items]
Change in fair value of interest rate swap			$ 0	$ 11,100,000