v3.4.0.3
Net Periodic Benefit Cost-Defined Benefit Plans (Details) - USD ($)
$ in Thousands
3 Months Ended
Apr. 01, 2016
Mar. 27, 2015
Pension Benefits-U.S. Plans: [Member]    
Service cost $ 48 $ 0
Interest cost 4,352 4,293
Expected return on plan assets (6,121) (6,020)
Amortization 1,615 1,901
Net periodic benefit (income) cost (106) 174
Pension Benefits-Non U.S. Plans: [Member]    
Service cost 835 1,207
Interest cost 8,444 9,759
Expected return on plan assets (8,221) (8,656)
Amortization 418 1,078
Net periodic benefit (income) cost 1,476 3,388
Other Post-Retirement Benefits: [Member]    
Service cost 16 51
Interest cost 312 326
Amortization 64 175
Net periodic benefit (income) cost $ 392 $ 552