XML 83 R69.htm IDEA: XBRL DOCUMENT v3.8.0.1
Benefit Plans Benefit Plans (Detail 7) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Defined Benefit Plan Disclosure [Line Items]      
Defined Benefit Plan, Service Cost $ 16,906 $ 17,236 $ 19,501
Defined Benefit Plan, Interest Cost 12,955 15,168 20,641
Defined Benefit Plan, Expected Return (Loss) on Plan Assets 37,086 40,949 46,407
Amortization of Actuarial (Gains) Losses and Plan Amendments 20,129 15,962 13,018
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement and Curtailment 0 7,963 0
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) 12,904 15,380 6,753
Pension Plan [Member] | Domestic Plan [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Defined Benefit Plan, Service Cost 565 432 837
Defined Benefit Plan, Interest Cost 4,374 4,428 6,431
Defined Benefit Plan, Expected Return (Loss) on Plan Assets 6,737 7,781 9,575
Amortization of Actuarial (Gains) Losses and Plan Amendments 6,556 7,606 7,626
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement and Curtailment 0 7,963 0
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) 4,758 12,648 5,319
Pension Plan [Member] | Foreign Plan [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Defined Benefit Plan, Service Cost 16,341 16,804 18,664
Defined Benefit Plan, Interest Cost 8,511 10,664 14,071
Defined Benefit Plan, Expected Return (Loss) on Plan Assets 30,349 33,168 36,832
Amortization of Actuarial (Gains) Losses and Plan Amendments 16,247 12,923 10,639
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement and Curtailment 0 0 0
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) 10,750 7,223 6,542
Other Postretirement Benefits Plan [Member] | Domestic Plan [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Defined Benefit Plan, Service Cost 0 0 0
Defined Benefit Plan, Interest Cost 70 76 139
Amortization of Actuarial (Gains) Losses and Plan Amendments (2,674) (4,567) (5,247)
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement and Curtailment 0 0 0
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) $ (2,604) $ (4,491) $ (5,108)