Number of Consecutive Trading Days For Vesting Requirement of Current Year Share-based Payment Awards

No definition available.

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- Definition

The maximum payout percentage at the end of the performance period based on the target award.

+ References

No definition available.

+ Details

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Grants to Former CEO, Award Requisite Service Period

+ References

No definition available.

+ Details

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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=96867065&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

+ Details

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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).

+ 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 (c)(2)(iii)(1)
-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.

+ References

No definition available.

+ Details

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- Details

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- Details

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Note 15 - Share-Based and Other Compensation Plans (RSUs - Cash Settled) (Details)	12 Months Ended					60 Months Ended
	Dec. 31, 2017 shares	Dec. 31, 2016 days shares	Dec. 31, 2015 days shares	Dec. 31, 2013	Dec. 31, 2012 shares	Dec. 31, 2017 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Consecutive Trading Days For Current Year Options Granted Vesting Requirement \| days		10
Performance Based RSUs Equity Settled [Member] \| 2017 Award Year [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grants by Compensation Committee	456,510
Award Requisite Service Period	3 years
Maximum Payout Percentage of Target Award	200.00%
Performance Based RSUs Equity Settled [Member] \| 2016 Award Year [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grants by Compensation Committee		701,110
Award Requisite Service Period		3 years
Maximum Payout Percentage of Target Award		200.00%
Performance Based RSUs Equity Settled [Member] \| 2015 Award Year [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grants by Compensation Committee			499,740
Award Requisite Service Period			3 years
Maximum Payout Percentage of Target Award			200.00%
Restricted Stock Units (RSUs) Equity Settled [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grants by Compensation Committee	1,020,832
Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Consecutive Trading Days For Current Year Options Granted Vesting Requirement \| days			10
Equity Compensation Plan, 2008 [Member] \| Performance Based RSUs Cash Settled [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grants by Compensation Committee						0
Equity Compensation Plan, 2008 [Member] \| Performance Based RSUs Cash Settled [Member] \| 2012 Award Year [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grants by Compensation Committee					2,211,640
Award Requisite Service Period			3 years
Maximum Payout Percentage of Target Award			200.00%
Equity Compensation Plan, 2008 [Member] \| Timed-Vested RSUs Cash Settled [Member] \| 2013 Award Year [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period				3 years
Minimum [Member] \| Performance Based RSUs Equity Settled [Member] \| 2017 Award Year [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Grants to Former CEO, Award Requisite Service Period	1 year
Maximum [Member] \| Performance Based RSUs Equity Settled [Member] \| 2017 Award Year [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Grants to Former CEO, Award Requisite Service Period	5 years