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Pension Plans and Other Postretirement Benefits (Details 4) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Pension Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Benefit obligation at beginning of year	$ 2,952.0	$ 2,750.3
Service cost	39.0	35.0	30.0
Interest cost	122.8	132.4	135.1
Benefits paid	(195.6)	(194.6)
Subsidy paid	0	0
Participant contributions	0.1	0.6
Effect of currency rates	0.8	3.5
Net actuarial (gains) losses - discount rate change	(280.4)	242.4
Net actuarial (gains) losses - other	54.7	(17.6)
Special termination benefits	4.8	0
Benefit obligation at end of year	2,698.2	2,952.0	2,750.3
Other Postretirement Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Benefit obligation at beginning of year	574.3	568.6
Service cost	3.2	3.1	3.2
Interest cost	22.4	26.1	27.5
Benefits paid	(52.9)	(52.6)
Subsidy paid	1.2	1.6
Participant contributions	0	0
Effect of currency rates	0	0
Net actuarial (gains) losses - discount rate change	(36.9)	35.7
Net actuarial (gains) losses - other	(5.9)	(8.2)
Special termination benefits	1.3	0
Benefit obligation at end of year	$ 506.7	$ 574.3	$ 568.6

X

- Definition

The net increase or decrease of changes in the value of either the benefit obligation or the plan assets resulting from experience different from that assumed or from a change in the discount rate used to value the benefit obligation

+ References

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- Definition

The net increase or decrease of changes in the value of either the benefit obligation or the plan assets resulting from experience different from that assumed or from a change in an actuarial assumption, or the consequence of a decision to temporarily deviate from the substantive plan, other than a change in the discount rate

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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.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 132R

-Paragraph 5

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-URI http://asc.fasb.org/extlink&oid=6522206



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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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Reference 2: http://www.xbrl.org/2003/role/presentationRef

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- Definition

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

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.

+ References

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- Definition

Amount of the period's gross receipts received from the prescription drug subsidy, which is to be used in the roll forward of the accumulated postretirement benefit obligation of an applicable postretirement benefit plan.

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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.

+ References

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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.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

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-URI http://asc.fasb.org/extlink&oid=6525008



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- Definition

The amount of increase related to special termination benefits offered to and accepted by employees in connection with their termination of employment that are only offered for a short period of time. A situation involving termination benefits may also involve a curtailment.

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