Net Periodic Benefit Cost-Defined Benefit Plans (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
---|---|---|---|---|
Sep. 25, 2015 |
Sep. 26, 2014 |
Sep. 25, 2015 |
Sep. 26, 2014 |
|
Pension Benefits-U.S. Plans: [Member] | ||||
Service cost | $ 0 | $ 0 | $ 0 | $ 0 |
Interest cost | 4,128 | 4,796 | 12,709 | 14,118 |
Expected return on plan assets | (6,150) | (6,180) | (18,189) | (18,114) |
Amortization | 1,665 | 1,298 | 5,464 | 3,894 |
Net periodic benefit (income) cost | (357) | (86) | (16) | (102) |
Pension Benefits-Non U.S. Plans: [Member] | ||||
Service cost | 947 | 1,127 | 2,972 | 3,039 |
Interest cost | 9,563 | 12,717 | 29,099 | 37,804 |
Expected return on plan assets | (8,485) | (10,937) | (26,294) | (32,580) |
Amortization | 907 | 456 | 3,486 | 1,579 |
Net periodic benefit (income) cost | 2,932 | 3,363 | 9,263 | 9,842 |
Other Post-Retirement Benefits: [Member] | ||||
Service cost | 49 | 21 | 151 | 94 |
Interest cost | 248 | 288 | 887 | 871 |
Amortization | 144 | 110 | 511 | 330 |
Net periodic benefit (income) cost | $ 441 | $ 419 | $ 1,549 | $ 1,295 |