Employee Benefit Plans (Schedule of Net Funded Status, Pension Plans) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 03, 2021	Dec. 29, 2019	Dec. 30, 2018	Dec. 31, 2017
Change in benefit obligations:
Defined Benefit Plan, Benefit Obligation, Increase (Decrease) for Other Change	$ (2,700)	$ (4,400)	$ (1,000)
Actuarial assumptions as of the year-end measurement date:
Defined Benefit Plan, Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets, Aggregate Projected Benefit Obligation	224,499	195,657
Defined Benefit Plan, Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Plan Assets	0	0
Defined Benefit Plan, Pension Plan with Projected Benefit Obligation in Excess of Plan Assets, Projected Benefit Obligation	226,890	198,294
Defined Benefit Plan, Pension Plan with Projected Benefit Obligation in Excess of Plan Assets, Plan Assets	0	0
Foreign Plan [Member]
Change in plan assets:
Employer's contributions	7,500	8,200	8,500
UNITED STATES
Change in plan assets:
Employer's contributions		$ 20,000
Other Pension Plan [Member]
Actuarial assumptions as of the year-end measurement date:
Rate of compensation increase		3.36%
Foreign Plan [Member]
Actuarial present value of benefit obligations: [Abstract]
Accumulated benefit obligations	392,948	$ 338,722
Change in benefit obligations:
Projected benefit obligations at beginning of year	341,455	311,168
Service cost	5,314	4,248
Interest cost	3,991	5,448
Defined Benefit Plan, Benefit Obligation, Contributions by Plan Participant	37	162
Defined Benefit Plan, Benefit Obligation, Business Combination	(120)	0
Defined Benefit Plan, Benefit Obligation, (Increase) Decrease for Curtailment	0	(1,420)
Actuarial loss (gain)	35,910	34,602
Effect of exchange rate changes	24,575	25
Projected benefit obligations at end of year	395,339	341,455	311,168
Change in plan assets:
Fair value of plan assets at beginning of year	179,860	159,163
Actual return on plan assets	25,153	19,873
Benefits paid and plan expenses	(15,823)	(12,778)
Employer's contributions	7,506	8,200
Participant's contributions	37	162
Effect of exchange rate changes	8,011	5,240
Fair value of plan assets at end of year	204,744	179,860	$ 159,163
Net amounts recognized in the consolidated balance sheets consist of:
Net amounts recognized in the consolidated balance sheets	(190,595)	(161,595)
Assets for Plan Benefits, Defined Benefit Plan	36,295	36,699
Current liabilities	(7,597)	(6,764)
Noncurrent liabilities	(219,293)	(191,530)
Net amounts recognized in accumulated other comprehensive income consist of:
Prior service cost	$ 0	$ 0
Actuarial assumptions as of the year-end measurement date:
Discount rate	0.92%	1.34%	2.07%	1.99%
Rate of compensation increase	2.78%	3.36%	3.48%	3.50%
Expected rate of return on assets		2.20%	5.30%	5.90%
Defined Benefit Plan, Benefit Obligation, Benefits Paid	$ 15,823	$ 12,778
UNITED STATES
Actuarial present value of benefit obligations: [Abstract]
Accumulated benefit obligations	317,679	304,710
Change in benefit obligations:
Projected benefit obligations at beginning of year	304,710	283,310
Service cost	2,100	2,350
Interest cost	8,885	11,098
Defined Benefit Plan, Benefit Obligation, Contributions by Plan Participant	0	0
Defined Benefit Plan, Benefit Obligation, Business Combination	0	0
Defined Benefit Plan, Benefit Obligation, (Increase) Decrease for Curtailment	0	0
Actuarial loss (gain)	22,494	29,114
Effect of exchange rate changes	0	0
Projected benefit obligations at end of year	317,679	304,710	$ 283,310
Change in plan assets:
Fair value of plan assets at beginning of year	254,450	234,342
Actual return on plan assets	34,746	41,270
Benefits paid and plan expenses	(20,510)	(21,162)
Employer's contributions	0	0
Participant's contributions	0	0
Effect of exchange rate changes	0	0
Fair value of plan assets at end of year	268,686	254,450	$ 234,342
Net amounts recognized in the consolidated balance sheets consist of:
Net amounts recognized in the consolidated balance sheets	(48,993)	(50,260)
Assets for Plan Benefits, Defined Benefit Plan	0	0
Current liabilities	0	0
Noncurrent liabilities	(48,993)	(50,260)
Net amounts recognized in accumulated other comprehensive income consist of:
Prior service cost	$ 0	$ 0
Actuarial assumptions as of the year-end measurement date:
Discount rate	2.21%	3.01%	4.05%	3.56%
Rate of compensation increase	0.00%	0.00%	0.00%	0.00%
Expected rate of return on assets		7.25%	7.25%	7.25%
Defined Benefit Plan, Benefit Obligation, Benefits Paid	$ 20,510	$ 21,162