Benefit Plans Benefit Plans (Detail 11) (Details) $ in Thousands	Dec. 31, 2016 USD ($)
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Expected Future Benefit Payments in Year One	$ 48,567
Expected Future Benefit Payments in Year Two	48,604
Expected Future Benefit Payments in Year Three	48,453
Expected Future Benefit Payments in Year Four	49,534
Expected Future Benefit Payments in Year Five	47,712
Expected Future Benefit Payments in Five Fiscal Years Thereafter	237,036
United States Pension Plans of US Entity, Defined Benefit [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Expected Future Benefit Payments in Year One	7,693
Expected Future Benefit Payments in Year Two	7,927
Expected Future Benefit Payments in Year Three	8,120
Expected Future Benefit Payments in Year Four	8,350
Expected Future Benefit Payments in Year Five	8,472
Expected Future Benefit Payments in Five Fiscal Years Thereafter	43,902
Foreign Pension Plans, Defined Benefit [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Expected Future Benefit Payments in Year One	40,407
Expected Future Benefit Payments in Year Two	40,263
Expected Future Benefit Payments in Year Three	39,952
Expected Future Benefit Payments in Year Four	40,919
Expected Future Benefit Payments in Year Five	39,001
Expected Future Benefit Payments in Five Fiscal Years Thereafter	192,274
United States Postretirement Benefit Plans of US Entity, Defined Benefit [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Expected Future Benefit Payments in Year One	467
Expected Future Benefit Payments in Year Two	414
Expected Future Benefit Payments in Year Three	381
Expected Future Benefit Payments in Year Four	265
Expected Future Benefit Payments in Year Five	239
Expected Future Benefit Payments in Five Fiscal Years Thereafter	$ 860

Amount of benefits from a defined benefit plan expected to be paid in the five fiscal years after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920

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Amount of benefits from a defined benefit plan expected to be paid in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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- Definition

Amount of benefits from a defined benefit plan expected to be paid in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of benefits from a defined benefit plan expected to be paid in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of benefits from a defined benefit plan expected to be paid in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of benefits from a defined benefit plan expected to be paid in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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