Profit Sharing, Retirement Savings Plans and Defined Benefit Pension Plans - Funded Status for Pension Plans (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Change in benefit obligation:
Projected benefit obligation at beginning of Period	$ 1,262.6	$ 1,221.9
Service cost	10.0us-gaap_DefinedBenefitPlanServiceCost	12.3us-gaap_DefinedBenefitPlanServiceCost	16.1us-gaap_DefinedBenefitPlanServiceCost
Interest cost	48.0us-gaap_DefinedBenefitPlanInterestCost	43.4us-gaap_DefinedBenefitPlanInterestCost	46.6us-gaap_DefinedBenefitPlanInterestCost
Actuarial loss (gain)	217.9	22.7
Settlement/curtailment	(9.6)	(12.7)
Benefits paid	(48.6)us-gaap_DefinedBenefitPlanBenefitsPaid	(41.0)us-gaap_DefinedBenefitPlanBenefitsPaid
Employee contributions	3.4	3.6
Other	0.2	0.4
Foreign exchange impact	(115.6)	12.0
Projected benefit obligation at end of period	1,368.3	1,262.6	1,221.9
Change in plan assets:
Fair value of plan assets at beginning of period	1,023.2	961.6
Actual gain on plan assets	121.2	71.0
Employer contributions	36.1	34.3
Employee contributions	3.4	3.6
Benefits paid	(48.6)us-gaap_DefinedBenefitPlanBenefitsPaid	(41.0)us-gaap_DefinedBenefitPlanBenefitsPaid
Settlement/curtailment	(9.6)	(12.6)
Other	1.7	(0.4)
Foreign exchange impact	(82.4)	6.7
Fair value of plan assets at end of period	1,045.0	1,023.2	961.6
Underfunded status at end of year	(323.3)	(239.4)
U.S. Pension Plans [Member]
Change in benefit obligation:
Projected benefit obligation at beginning of Period	192.2	210.1
Service cost	1.1	1.3	1.2
Interest cost	8.7	7.9	9.3
Actuarial loss (gain)	31.4	(11.3)
Settlement/curtailment		(7.1)
Benefits paid	(12.0)	(8.7)
Projected benefit obligation at end of period	221.4	192.2	210.1
Change in plan assets:
Fair value of plan assets at beginning of period	177.4	177.6
Actual gain on plan assets	14.4	14.7
Employer contributions	2.6	0.2
Benefits paid	(12.0)	(8.7)
Settlement/curtailment		(7.1)
Other	(0.9)	0.7
Fair value of plan assets at end of period	181.5	177.4	177.6
Underfunded status at end of year	(39.9)	(14.8)
Non-U.S. Pension Plans [Member]
Change in benefit obligation:
Projected benefit obligation at beginning of Period	1,070.4	1,011.8
Service cost	8.9	11.0	14.9
Interest cost	39.3	35.5	37.3
Actuarial loss (gain)	186.5	34.0
Settlement/curtailment	(9.6)	(5.6)
Benefits paid	(36.6)	(32.3)
Employee contributions	3.4	3.6
Other	0.2	0.4
Foreign exchange impact	(115.6)	12.0
Projected benefit obligation at end of period	1,146.9	1,070.4	1,011.8
Change in plan assets:
Fair value of plan assets at beginning of period	845.8	784.0
Actual gain on plan assets	106.8	56.3
Employer contributions	33.5	34.1
Employee contributions	3.4	3.6
Benefits paid	(36.6)	(32.3)
Settlement/curtailment	(9.6)	(5.5)
Other	2.6	(1.1)
Foreign exchange impact	(82.4)	6.7
Fair value of plan assets at end of period	863.5	845.8	784.0
Underfunded status at end of year	$ (283.4)	$ (224.6)

Defined benefit plan change in other plan assets.

No definition available.

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Defined benefit plan other benefit obligation.

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No definition available.

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- Definition

The difference between fair value of plan assets at the end of the period and the fair value at the beginning of the period, adjusted for contributions and payments of benefits during the period, and after adjusting for taxes and other expenses, as applicable.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Actual Return on Plan Assets (Component of Net Periodic Postretirement Benefit Cost)

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-Glossary Actual Return on Plan Assets (Component of Net Periodic Pension Cost)

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- Definition

Amount of gain (loss) related to change in benefit obligation resulting from changes in actuarial assumptions, for example, but not limited to, interest, mortality, employee turnover, salary, and temporary deviation from the substantive plan.

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-Topic 715

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-Glossary Gain or Loss

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- Definition

1) For defined benefit pension plans, the benefit obligation is the projected benefit obligation, which is the actuarial present value as of a date of all benefits attributed by the pension benefit formula to employee service rendered prior to that date. 2) For other postretirement defined benefit plans, the benefit obligation is the accumulated postretirement benefit obligation, which is the actuarial present value of benefits attributed to employee service rendered to a particular date.

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-Glossary Projected Benefit Obligation

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-Name Accounting Standards Codification

-Glossary Accumulated Postretirement Benefit Obligation

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- Definition

The amount of payments made for which participants are entitled under a pension plan, including pension benefits, death benefits, and benefits due on termination of employment. Also includes payments made under a postretirement benefit plan, including prescription drug benefits, health care benefits, life insurance benefits, and legal, educational and advisory services. This item represents a periodic decrease to the plan obligations and a decrease to plan assets.

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-Publisher FASB

-Name Accounting Standards Codification

-Glossary Postretirement Benefits

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- Definition

The increase in the fair value of plan assets from contributions made by the employer.

+ References

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The amount of contributions made by plan participants. This item represents a periodic increase to the plan obligation and an increase to plan assets.

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- Definition

Assets, usually stocks, bonds, and other investments, that have been segregated and restricted (usually in a trust) to provide benefits, at their fair value as of the measurement date. Plan assets include amounts contributed by the employer (and by employees for a contributory plan) and amounts earned from investing the contributions, less benefits paid. If a plan has liabilities other than for benefits, those non-benefit obligations may be considered as reductions of plan assets.

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- Definition

Amount of gain (loss) from foreign currency exchange rate changes for benefit obligation for plans of a foreign operation whose functional currency is not the reporting currency.

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The amount of increase or decrease in plan assets attributed to foreign currency changes. The effects of foreign currency exchange rate changes that are to be disclosed are those applicable to plans of a foreign operation whose functional currency is not the reporting currency.

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- Definition

The funded status is measured as the difference between the fair value of plan assets and the benefit obligation. Will normally be the same as the net Defined Benefit Plan, Amounts Recognized in Balance Sheet, Total.

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- Definition

The increase in a defined benefit pension plan's projected benefit obligation or a defined benefit postretirement plan's accumulated postretirement benefit obligation due to the passage of time.

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The actuarial present value of benefits attributed by the pension benefit formula to services rendered by employees during the period. The portion of the expected postretirement benefit obligation attributed to employee service during the period. The service cost component is a portion of the benefit obligation and is unaffected by the funded status of the plan.

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-Glossary Service Cost (Component of Net Periodic Pension Cost)

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The amount of decrease that relates to an irrevocable action that relieves the employer (or the plan) of primary responsibility for a benefit obligation and eliminates significant risks related to the obligation and the assets used to effect the settlement. Examples of transactions that constitute a settlement include (a) making lump-sum cash payments to plan participants in exchange for their rights to receive specified benefits and (b) purchasing nonparticipating annuity contracts.

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The amount that relates to an irrevocable action that relieves the employer (or the plan) of primary responsibility for a benefit obligation and eliminates significant risks related to the obligation and the assets used to effect the settlement. Examples of transactions that constitute a settlement include (a) making lump-sum cash payments to plan participants in exchange for their rights to receive specified benefits and (b) purchasing nonparticipating annuity contracts.

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