v3.5.0.2
Gain (Loss) On Derivative Instruments (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 25, 2015
Sep. 30, 2016
Sep. 25, 2015
Unrealized Gain on Net Investment Hedges     $ 3,482 $ 8,727
Designated As Hedging Instrument [Member]        
Unrealized Gain on Net Investment Hedges $ 9,187 [1] $ (1,485) [1] 3,482 8,727
Designated As Hedging Instrument [Member] | Foreign currency contracts related to customer sales contracts        
Unrealized (Loss) Gain on Foreign Currency Contracts (362) (4,354) 496 (3,846)
Realized Gain (Loss) on Foreign Currency Contracts 297 (2,378) (2,075) 1,124
Designated As Hedging Instrument [Member] | Foreign currency contracts related to supplier purchase contracts        
Unrealized (Loss) Gain on Foreign Currency Contracts 403 (666) (838) (990)
Realized Gain (Loss) on Foreign Currency Contracts (207) 2,072 2,504 122
Not Designated As Hedging Instrument [Member] | Foreign currency contracts related to customer sales contracts        
Unrealized (Loss) Gain on Foreign Currency Contracts 94 774 541 3,046
Realized Gain (Loss) on Foreign Currency Contracts (579) (449) (670) (4,710)
Not Designated As Hedging Instrument [Member] | Foreign currency contracts related to supplier purchase contracts        
Unrealized (Loss) Gain on Foreign Currency Contracts (42) (342) (558) 45
Realized Gain (Loss) on Foreign Currency Contracts $ (360) $ (548) $ (621) $ (134)
[1] The unrealized gain (loss) on net investment hedges is attributable to the change in valuation of Euro denominated debt.