v3.3.1.900
Equity (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Changes in Accumulated Other Comprehensive Loss [Line Items]      
Beginning Balance $ (443,691) $ (46,600) $ (146,594)
Acquisition of shares held by noncontrolling interest   (942) (381)
Net actuarial gain (loss) 28,349 (89,379) 77,515
Foreign currency translation adjustment (293,646) (346,524) 21,091
(Loss) gain on long-term intra-entity foreign currency transactions (550) 2,096 2,176
Gain (loss) on net investment hedges 14,537 39,374 (14,261)
Unrealized (loss) gain on cash flow hedges (2,873) (8,932) 3,832
Other 3,817 1,934 0
Other comprehensive (loss) income before reclassifications (250,366) (401,431) 90,353
Amounts reclassified from Accumulated other comprehensive loss 7,342 5,282 10,022
Net current period Other comprehensive (loss) income (243,024) (396,149) 100,375
Ending balance (686,715) (443,691) (46,600)
Net Unrecognized Pension And Other Post-Retirement Benefit Cost [Member]      
Changes in Accumulated Other Comprehensive Loss [Line Items]      
Beginning Balance (240,513) (163,092) (247,332)
Acquisition of shares held by noncontrolling interest   0 0
Net actuarial gain (loss) 28,349 (89,379) 77,515
Foreign currency translation adjustment 7,747 4,742 (3,297)
(Loss) gain on long-term intra-entity foreign currency transactions 0 0 0
Gain (loss) on net investment hedges 0 0 0
Unrealized (loss) gain on cash flow hedges 0 0 0
Other 3,817 1,934  
Other comprehensive (loss) income before reclassifications 39,913 (82,703) 74,218
Amounts reclassified from Accumulated other comprehensive loss 7,342 5,282 10,022
Net current period Other comprehensive (loss) income 47,255 (77,421) 84,240
Ending balance (193,258) (240,513) (163,092)
Foreign Currency Translation Adjustment [Member]      
Changes in Accumulated Other Comprehensive Loss [Line Items]      
Beginning Balance (227,059) 123,021 96,877
Acquisition of shares held by noncontrolling interest   (942) (381)
Net actuarial gain (loss) 0 0 0
Foreign currency translation adjustment (301,011) (351,234) 24,349
(Loss) gain on long-term intra-entity foreign currency transactions (550) 2,096 2,176
Gain (loss) on net investment hedges 0 0 0
Unrealized (loss) gain on cash flow hedges 0 0 0
Other 0 0  
Other comprehensive (loss) income before reclassifications (301,561) (349,138) 26,525
Amounts reclassified from Accumulated other comprehensive loss 0 0 0
Net current period Other comprehensive (loss) income (301,561) (349,138) 26,525
Ending balance (528,620) (227,059) 123,021
Unrealized Gain (Loss) On Hedging Activities [Member]      
Changes in Accumulated Other Comprehensive Loss [Line Items]      
Beginning Balance 23,881 (6,529) 3,861
Acquisition of shares held by noncontrolling interest   0 0
Net actuarial gain (loss) 0 0 0
Foreign currency translation adjustment (382) (32) 39
(Loss) gain on long-term intra-entity foreign currency transactions 0 0 0
Gain (loss) on net investment hedges 14,537 39,374 (14,261)
Unrealized (loss) gain on cash flow hedges (2,873) (8,932) 3,832
Other 0 0  
Other comprehensive (loss) income before reclassifications 11,282 30,410 (10,390)
Amounts reclassified from Accumulated other comprehensive loss 0 0 0
Net current period Other comprehensive (loss) income 11,282 30,410 (10,390)
Ending balance $ 35,163 $ 23,881 $ (6,529)