Reward Rate Of Stock Appreciation Over Performance Period.

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- Definition

Share Based Compensation By Share Based Payment Award, Decrease In Reward Rate Of Stock Appreciation Over Performance Period

+ References

No definition available.

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- Definition

Share Based Compensation By Share Based Payment Award, Decrease In Reward Rate Of Stock Appreciation, Total Shareholder Return Percentile of Pre-Established Stock Index

+ References

No definition available.

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- Definition

Share Based Compensation By Share Based Payment Award, Increase In Reward Rate Of Stock Appreciation Over Performance Period

+ References

No definition available.

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- Definition

Share Based Compensation By Share Based Payment Award, Increase In Reward Rate Of Stock Appreciation, Total Shareholder Return Percentile of Pre-Established Stock Index

+ References

No definition available.

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- Definition

Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Weighted Average Issuacne Date Fair Value.

+ References

No definition available.

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- Definition

Stock Price, Percent of Initial Price of Stock at Performance Period Start

+ References

No definition available.

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- Definition

Number of common shares reserved for future issuance related to deferred compensation arrangements with individuals.

+ References

No definition available.

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- Definition

Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, 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)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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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

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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.

+ References

No definition available.

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- Definition

The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).

+ 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)(3)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

An excess of the fair value of the modified award over the fair value of the award immediately before the modification.

+ 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 (h)(2)(iii)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

The number of employees affected by the modification of an equity-based compensation plan.

+ 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 (h)(2)(ii)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

Weighted average grant-date fair value of non-vested options outstanding.

+ References

No definition available.

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- Definition

The average discount rate applied to insurance contracts to determine future policy benefits to be paid to or on behalf of policyholders.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 40
-Section 50
-Paragraph 5
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6482714&loc=d3e14881-158438

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Share-Based Compensation Plans, Narrative (Details) $ / shares in Units, $ in Millions		3 Months Ended	12 Months Ended
	Jul. 11, 2014 employee	Jun. 30, 2014 USD ($)	Dec. 31, 2015 employee $ / shares shares	Dec. 31, 2014 employee $ / shares shares	Dec. 31, 2013 $ / shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized, not yet granted \| shares			3,300,000.0
Number of employees affected by change in policy \| employee	130		300
Expense recognized \| $		$ 4.2
Employees
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Deferred compensation plan, stock units held \| shares			302,041	292,221
Director
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Deferred compensation plan, stock units held \| shares			54,050	53,335
Performance Shares PSU
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of employees affected by change in policy \| employee				100
Performance period (in years)			3 years	3 years	3 years
Increase percent			25.00%
75th Percentile			75.00%
Reduction percent			25.00%
25th Percentile			25.00%
The weighted-average grant-date fair value (in dollars per share)			$ 25.93	$ 24.06
Performance Shares PSU \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percent of an employees award			0.00%	0.00%	0.00%
Performance Shares PSU \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percent of an employees award				200.00%	200.00%
Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted-average fair value per share at issuance date			$ 27.09	$ 27.91	$ 26.17
Discount percent			3.00%	3.00%	3.00%
The weighted-average grant-date fair value (in dollars per share)			$ 26.16	$ 25.87
Market Share Units MSU
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance period (in years)			3 years	3 years	3 years
Less than percent of initial price			50.00%
The weighted-average grant-date fair value (in dollars per share)			$ 27.40	$ 25.47
Market Share Units MSU \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percent of an employees award			0.00%	0.00%	0.00%
Market Share Units MSU \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percent of an employees award			150.00%	150.00%	150.00%
PSUs Granted in 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period (in years)			3 years	3 years	3 years
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
The weighted-average grant-date fair value (in dollars per share)			$ 6.28	$ 5.83
Stock Options \| Employees
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period (in years)			6 years
Stock Options \| Director
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period (in years)			10 years
Deferred Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period (in years)			1 year
The weighted-average grant-date fair value (in dollars per share)			$ 32.79	$ 24.70	$ 26.80
Deferred Stock Units \| Director
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period (in years)				1 year