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Profit Sharing, Retirement Savings Plans and Defined Benefit Pension Plans - Weighted Average Assumptions Used to Determine Net Periodic Benefit Cost (Detail)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
U.S. Pension Plans [Member]
Net periodic benefit cost
Discount rate	4.30%	3.90%	4.60%
Expected long-term rate of return	6.70%	6.50%	6.50%
Rate of compensation increase	3.00%	3.00%	3.00%
Social security increase rate	3.00%	3.00%	4.00%
Non-U.S. Pension Plans [Member]
Net periodic benefit cost
Discount rate	2.60%	2.70%	3.80%
Expected long-term rate of return	4.50%	4.90%	5.20%
Rate of compensation increase	2.50%	2.70%	2.90%
Social security increase rate	1.60%	1.60%	1.90%
Pension increase rate	1.60%	1.60%	1.80%

X

- Definition

Defined benefit plan assumptions used calculating net periodic benefit cost of pension increase rate.

+ References

No definition available.

+ Details

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- Definition

Defined benefit plan assumptions used calculating net periodic benefit cost social security increase rate.

+ References

No definition available.

+ Details

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X

- Definition

The interest rate used to adjust for the time value of money.

+ 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 (k)(1)
-URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920

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X

- Definition

An assumption as to the rate of return on plan assets reflecting the average rate of earnings expected on the funds invested or to be invested to provide for the benefits included in the benefit obligation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Expected Long-Term Rate of Return on Plan Assets
-URI http://asc.fasb.org/extlink&oid=6512046

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (k)(3)
-URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920

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X

- Definition

Expected rate of compensation increases (for pay-related plans).

+ 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 (k)(2)
-URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920

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- References

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