Pensions and Other Postretirement Benefits (Details) - USD ($) $ in Thousands	3 Months Ended
	Apr. 02, 2016	Apr. 04, 2015
Non-U.S. Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Net service cost	$ 774	$ 829
Interest cost	1,353	1,432
Expected return on plan assets	(534)	(454)
Amortization of prior service cost (credit)	12	0
Amortization of losses (gains)	1,171	1,299
Curtailments and settlements	195	0
Net periodic benefit cost	2,971	3,106
U.S. Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Net service cost	0	0
Interest cost	3,000	2,943
Expected return on plan assets	(2,825)	(3,385)
Amortization of prior service cost (credit)	36	16
Amortization of losses (gains)	1,650	2,022
Curtailments and settlements	0	0
Net periodic benefit cost	1,861	1,596
U.S. Other Postretirement Benefit Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Net service cost	31	30
Interest cost	85	83
Amortization of prior service cost (credit)	(209)	(209)
Amortization of losses (gains)	(8)	22
Net periodic benefit cost	(101)	(74)
Non-U.S. Other Postretirement Benefit Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Net service cost	67	69
Interest cost	36	37
Amortization of prior service cost (credit)	0	0
Amortization of losses (gains)	17	19
Net periodic benefit cost	120	$ 125
Maximum [Member] | U.S. Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Estimated company contributions in next fiscal year	35,000
Republic of China (Taiwan) [Member] | Non-U.S. Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Company pension contributions	$ 16,966