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Employee Benefit Plans - Assumption Rates Used for Benefit Obligations (Detail) | 12 Months Ended
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Dec. 31, 2015 | Dec. 31, 2014
United States Plan [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Discount rate minimum | 3.40% | 3.40%
Discount rate maximum | 3.90% | 3.90%
International Plans [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Discount rate minimum | 2.10% | 2.10%
Discount rate maximum | 3.60% | 3.60%
Salary increase minimum | 2.00% | 2.00%
Salary increase maximum | 4.20% | 4.20%

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- Definition Defined benefit plan assumptions used calculating benefit obligation discount rate minimum. + References No definition available. + Details
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- Definition Defined benefit plan assumptions used calculating benefit obligation rate of compensation increase maximum. + References No definition available. + Details
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