Fair Value - Additional Information (Detail) - USD ($)	3 Months Ended		9 Months Ended
	Oct. 03, 2020	Sep. 28, 2019	Oct. 03, 2020	Sep. 28, 2019	Dec. 28, 2019
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Fair value of assets, level 2 to level 3 transfers	$ 0	$ 0	$ 0	$ 0
Principal outstanding value	419,000,000		419,000,000		$ 379,000,000
2016 Credit Agreement [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Fair value of current long-term debt	54,000,000.0		54,000,000.0		64,000,000.0
Principal outstanding value	54,000,000.0		54,000,000.0		64,000,000.0
2018 Senior Notes Due 2026 [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Fair value of current long-term debt	390,100,000		390,100,000		338,600,000
Principal outstanding value	$ 365,000,000.0		$ 365,000,000.0		$ 315,000,000.0