Accumulated Other Comprehensive Loss - Changes in AOCI (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 28, 2020	Mar. 30, 2019
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balance	$ 577,636	$ 530,768
Net current period other comprehensive income (loss)	(7,102)	(5,913)
Ending Balance	551,635	540,506
Unrealized Gains and (Losses) on Derivative Instruments [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balance	(5,372)	(2,309)
Other comprehensive income (loss) before reclassifications	(4,423)	(1,666)
Amounts reclassified from accumulated other comprehensive loss, net of tax	394	144
Tax effect	1,828	440
Net current period other comprehensive income (loss)	(2,201)	(1,082)
Ending Balance	(7,573)	(3,391)
Foreign Currency Items [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balance	(49,992)	(43,944)
Other comprehensive income (loss) before reclassifications	(5,950)	(7,239)
Tax effect	1,049	2,408
Net current period other comprehensive income (loss)	(4,901)	(4,831)
Ending Balance	(54,893)	(48,775)
Accumulated other comprehensive income (loss) [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balance	(55,364)	(46,253)
Other comprehensive income (loss) before reclassifications	(10,373)	(8,905)
Amounts reclassified from accumulated other comprehensive loss, net of tax	394	144
Tax effect	2,877	2,848
Net current period other comprehensive income (loss)	(7,102)	(5,913)
Ending Balance	$ (62,466)	$ (52,166)