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Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Assumed Awards

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No definition available.

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Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Aggregate Intrinsic Value

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Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested and Expected to Vest, Outstanding, Number of Shares

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Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Assumed Awards, Weighted Average Grant Date Fair Value

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Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Number of Shares Modified

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Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options,Performance Goal, Number of Shares

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested and Expected to Vest, Aggregate Intrinsic Value

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Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested and Expected to Vest, Weighted Average Grant Date Fair Value

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No definition available.

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- Definition

Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
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- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Paragraph 2
-Subparagraph (c)(1)(iv)(3)
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- Definition

Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Subparagraph (c)(2)(iii)(3)
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- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Paragraph 2
-Subparagraph (c)(2)(i)-(ii)
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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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No definition available.

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- Definition

The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Paragraph 2
-Subparagraph (c)(2)(i)-(ii)
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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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No definition available.

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- Definition

Weighted average remaining contractual term for equity-based awards excluding options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section 50
-Paragraph 2
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- Definition

The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Paragraph 2
-Subparagraph (c)(2)(iii)(2)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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- Definition

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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Weighted average remaining contractual term for fully vested and expected to vest options outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Employee Benefit Plans, Share Based Compensation, Equity Instruments Other Than Options (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]
Vested and Expected-to-Vest Options, Weighted Average Remaining Contractual Term at Period End	1 year
Fair value of RSUs, RSAs and PSAs	$ 187.3	$ 185.7	$ 202.7
Restricted Stock Units (RSU) and Restricted Stock \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period	3 years
Restricted Stock Units (RSU) and Restricted Stock \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period	4 years
Restricted Stock Units (RSUs)
Restricted Stock Units And Performance Share Awards Activities
Awards Granted, Number of Shares	7.9
Awards Assumed, Number of Shares	0.1
Awards Vested, Number of Shares	(6.7)
Awards Canceled, Number of Shares	(2.1)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]
Awards Granted, Weighted Average Grant-Date Fair Value (in USD per share)	$ 27.54
Awards Assumed, Weighted Average Grant-Date Fair Value (in USD per share)	26.91
Awards Vested, Weighted Average Grant-Date Fair Value (in USD per share)	23.99
Awards Canceled, Weighted Average Grant-Date Fair Value (in USD per share)	24.97
Ending Balance, Weighted Average Grant-Date Fair Value (in USD per share)	$ 27.53
Performance Shares (PSAs)
Restricted Stock Units And Performance Share Awards Activities
Awards Granted, Number of Shares	0.9
Awards Vested, Number of Shares	(0.5)
Awards Canceled, Number of Shares	(0.5)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]
Awards Granted, Weighted Average Grant-Date Fair Value (in USD per share)	$ 27.52
Awards Vested, Weighted Average Grant-Date Fair Value (in USD per share)	24.29
Awards Canceled, Weighted Average Grant-Date Fair Value (in USD per share)	25.25
Ending Balance, Weighted Average Grant-Date Fair Value (in USD per share)	$ 23.45
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options,Performance Goal, Number of Shares	0.7
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Number of Shares Modified	1.4
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost	$ 6.7
Performance Shares (PSAs) \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period	2 years
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options,Performance Goal, Number of Shares	0.0
Performance Shares (PSAs) \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period	3 years
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options,Performance Goal, Number of Shares	0.9
RSA
Restricted Stock Units And Performance Share Awards Activities
Awards Vested, Number of Shares	(0.5)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]
Awards Vested, Weighted Average Grant-Date Fair Value (in USD per share)	$ 23.72
Ending Balance, Weighted Average Grant-Date Fair Value (in USD per share)	$ 24.66
RSUs, RSAs, and PSAs
Restricted Stock Units And Performance Share Awards Activities
Beginning Balance, Number of Shares	20.9
Ending Balance, Number of Shares	19.5	20.9
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]
Beginning Balance, Weighted Average Grant-Date Fair Value (in USD per share)	$ 24.05
Ending Balance, Weighted Average Grant-Date Fair Value (in USD per share)	$ 25.39	$ 24.05
Weighted Average Remaining Contractual Term (In Years)	11 months 26 days
RSUs and PSAs, Aggregate Intrinsic Value at Period End	$ 555.3
Vested and Expected-to-Vest RSUs and PSAs, Number of Shares at Period End	15.9
Vested and Expected-to-Vest RSUs and PSAs, Grant Date Fair Value (in USD per share)	$ 25.76
Vested and Expected-to-Vest Options, Weighted Average Remaining Contractual Term at Period End	1 year 1 month 6 days
Vested and Expected-to-Vest RSUs and PSAs, Aggregate Intrinsic Value	$ 452.3