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Schedule of Amounts Recorded within Statement of Financial Position (Detail) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
United States Pension Plans, Defined Benefit
Defined Benefit Plan Disclosure
Retirement plans assets	$ 636	$ 3,090
Accrued employees' compensation and withholdings	(2,564)	(2,492)
Retirement plans liabilities	(50,785)	(52,145)
Funded status	(52,713)	(51,547)
Foreign Pension Plans, Defined Benefit
Defined Benefit Plan Disclosure
Retirement plans assets		9,806
Accrued employees' compensation and withholdings	(695)	(906)
Retirement plans liabilities	(33,454)	(37,599)
Funded status	(34,149)	(28,699)
Postretirement Benefit Plans
Defined Benefit Plan Disclosure
Accrued employees' compensation and withholdings	(692)	(780)
Retirement plans liabilities	(5,338)	(6,382)
Funded status	$ (6,030)	$ (7,162)

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This represents the entire assets recognized in the balance sheet that are associated with the defined benefit plans.

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