Employee Benefit Plans - Schedule of Net Periodic Benefit Cost (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 03, 2021	Oct. 04, 2020	Oct. 03, 2021	Oct. 04, 2020
Retirement Plans (Europe)
Defined Benefit Plans and Other Postretirement Benefit Plans [Line Items]
Interest cost	$ 570	$ 907	$ 1,721	$ 2,668
Expected return on assets	(847)	(1,082)	(2,556)	(3,184)
Amortization of prior service cost	28	27	86	79
Amortization of net actuarial losses	402	335	1,215	981
Net periodic benefit cost	153	187	466	544
Salary Continuation Plan | United States
Defined Benefit Plans and Other Postretirement Benefit Plans [Line Items]
Interest cost	176	234	529	703
Amortization of net actuarial losses	186	140	558	419
Net periodic benefit cost	362	374	1,087	1,122
nora Defined Benefit Plan
Defined Benefit Plans and Other Postretirement Benefit Plans [Line Items]
Service cost	271	274	825	791
Interest cost	101	117	308	338
Amortization of net actuarial losses	89	58	273	168
Net periodic benefit cost	$ 461	$ 449	$ 1,406	$ 1,297