Long-Term Debt - Summary (Details) - USD ($) $ in Thousands	Oct. 02, 2021	Dec. 31, 2020
Debt Instrument [Line Items]
Long-term debt	$ 299,462	$ 320,638
Current portion of long-term debt	(7,000)	(7,000)
Total long-term debt, less current portion	292,462	313,638
Less debt issuance costs - term loans	(1,424)	(1,716)
Total long-term debt, net of debt issuance costs - term loans	291,038	311,922
Debt issuance costs - revolving credit facility	$ 1,424	$ 1,716
Weighted-average interest rate (percent)	3.24%	3.59%
Term loans
Debt Instrument [Line Items]
Long-term debt	$ 289,462	$ 295,638
Revolving credit facility
Debt Instrument [Line Items]
Long-term debt	10,000	25,000
Less debt issuance costs - term loans	(1,231)	(1,515)
Debt issuance costs - revolving credit facility	$ 1,231	$ 1,515