Other Expense (Income) (Textuals) (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Jun. 30, 2013
Restructuring Cost and Reserve [Line Items]
Pension settlement charge	$ 50.4	$ 0.0	$ 0.0
Defined Benefit Plan, Recognized Net Gain (Loss) Due to Annuity Purchase	47.0
Defined Benefit Plan, Recognized Net Gain (Loss) Due to Lump Sum Payments	3.4
Executive retirement and related costs	10.9	0.0	0.0
Share-based Compensation, New LTIP Award	2.4
Share-based Compensation, Plan Modification & Accelerated Compensation Cost	8.0
Other Retirement Related Costs	0.5
License costs	0.0	1.2	0.0
Development Income	1.5	1.6	2.0
Deferred Revenue	15.9			$ 20.0
Recognition of income related to nonrefundable payment		$ 1.5	$ 1.0
Unearned income, current	1.5
Unearned income, noncurrent	$ 14.4

Amount of deferred revenue as of balance sheet date. Deferred revenue represents collections of cash or other assets related to a revenue producing activity for which revenue has not yet been recognized. Generally, an entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP.

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The carrying amount of consideration received or receivable as of the balance sheet date on potential earnings that were not recognized as revenue in conformity with GAAP, and which are expected to be recognized as such within one year or the normal operating cycle, if longer, including sales, license fees, and royalties, but excluding interest income.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 45
-Paragraph 8
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-Publisher SEC
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The noncurrent portion of deferred revenue amount as of balance sheet date. Deferred revenue is a liability related to a revenue producing activity for which revenue has not yet been recognized, and is not expected to be recognized in the next twelve months. Generally, an entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP.

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Amount of net gain (loss) recognized in net periodic benefit cost as a result of 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, but are not limited to, lump-sum cash payments to plan participants in exchange for their rights to receive specified benefits and purchasing nonparticipating annuity contracts to cover vested benefits.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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Amount of other expense that is infrequent in occurrence or unusual in nature.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 20
-Section 50
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The amount of previously reported deferred or unearned revenue that was recognized as revenue during the period. For cash flows, this element primarily pertains to amortization of deferred credits on long-term arrangements. As a noncash item, it is deducted from net income when calculating cash provided by or used in operations using the indirect method.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section S99
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The amount of the write-off for research and development assets that were acquired in a transaction other than a business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
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-Paragraph 1
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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Amount of net gain (loss) recognized in net periodic benefit cost as a result of the purchase of nonparticipating annuity contracts to cover vested benefits.

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No definition available.

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Amount of net gain (loss) recognized in net periodic benefit cost as a result of lump-sum cash payments made to terminated vested plan participants in exchange for their rights to receive specified benefits.

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No definition available.

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The amount of consideration recognized during the period under a development, licensing and supply agreement entered into with a customer.

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No definition available.

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Amount of other retirement related costs, including relocation and legal fees.

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Share-based compensation expense related to new LTIP award given to previous CEO.

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No definition available.

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Relates to executive retirements. Includes both an excess of the fair value of the modified awards over the fair value of the awards immediately before the modification, and additional share-based compensation cost recognized as a result of an occurrence of an event that accelerates its recognition.

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