Schedule of Expected Future Benefit Payments (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014
Postretirement Benefit Plans
Schedule of Pension Expected Future Benefit Payments [Line Items]
2015	$ 780
2016	738
2017	657
2018	599
2019	535
2020-2024	2,045
United States \| Defined Benefit Pension Plans
Schedule of Pension Expected Future Benefit Payments [Line Items]
2015	24,407
2016	23,399
2017	23,129
2018	22,455
2019	21,826
2020-2024	112,546
Foreign \| Defined Benefit Pension Plans
Schedule of Pension Expected Future Benefit Payments [Line Items]
2015	1,018
2016	862
2017	1,069
2018	1,076
2019	1,230
2020-2024	$ 9,349

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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.

+ References

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=35743120&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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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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