Pensions and Other Postretirement Benefits (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 03, 2015	Sep. 27, 2014	Oct. 03, 2015	Sep. 27, 2014
Defined Benefit Plan Disclosure [Line Items]
Curtailments and settlements	$ 0	$ 15,588	$ 0	$ 15,588
Defined Benefit Plan, Settlements, Benefit Obligation		$ 59,400
Number of pension plan participants for whom annuity contracts were purchased		700
Participants who accepted voluntary lump-sum offer		800
Reduction of plan participants		1,500
Percentage of total participants		23.00%
Non-U.S. Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Net service cost	812	$ 826	2,467	2,481
Interest cost	1,412	2,149	4,263	6,525
Expected return on plan assets	(448)	(534)	(1,358)	(1,591)
Amortization of prior service cost (credit)	0	1	0	3
Amortization of losses (gains)	1,278	677	3,859	2,055
Curtailments and settlements	0	0	0	0
Net periodic benefit cost	3,054	3,119	9,231	9,473
U.S. Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Net service cost	0	0	0	0
Interest cost	2,915	3,313	8,743	10,981
Expected return on plan assets	(3,391)	(3,578)	(10,174)	(11,694)
Amortization of prior service cost (credit)	16	(23)	48	(69)
Amortization of losses (gains)	2,048	1,507	6,144	5,127
Curtailments and settlements	0	15,588	0	15,588
Net periodic benefit cost	1,588	16,807	4,761	19,933
United States Postretirement Benefit Plans of US Entity, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Net service cost	31	29	91	87
Interest cost	83	88	250	264
Amortization of prior service cost (credit)	(209)	(206)	(627)	(618)
Amortization of losses (gains)	22	(35)	67	(105)
Net periodic benefit cost	(73)	(124)	(219)	(372)
Foreign Postretirement Benefit Plans, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Net service cost	69	77	206	235
Interest cost	37	61	110	187
Amortization of prior service cost (credit)	0	0	0	0
Amortization of losses (gains)	19	9	57	29
Net periodic benefit cost	125	$ 147	$ 373	$ 451
Minimum [Member] | U.S. Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plans, Estimated Future Employer Contributions in Next Fiscal Year	0
Maximum [Member] | U.S. Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plans, Estimated Future Employer Contributions in Next Fiscal Year	$ 35,000