Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended
	Apr. 03, 2021	Mar. 28, 2020
Statement Of Income And Comprehensive Income [Abstract]
Net income (loss)	$ 22,587	$ (17,223)
Other comprehensive income (loss)
Foreign currency translation adjustments, net of tax	(9,118)	(4,901)
Unrealized gain (loss) on interest rate swap, net of tax	1,705	(2,201)
Total other comprehensive loss	(7,413)	(7,102)
Comprehensive income (loss)	$ 15,174	$ (24,325)