Share based compensation arrangement by share based payment award number of common stock reserved for issuance.

No definition available.

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- Definition

Share based compensation arrangement by share based payment award option awards contractual term.

+ References

No definition available.

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- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
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-Publisher FASB
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-Topic 718
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-Section S99
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- Definition

Amount, after tax, of expense for award under share-based payment arrangement.

+ References

No definition available.

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- Definition

Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
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- Definition

Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

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- Definition

Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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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 difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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-Publisher FASB
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-Topic 718
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- Definition

Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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- Definition

Net number of share options (or share units) granted during the period.

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-Publisher FASB
-Name Accounting Standards Codification
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Stock-Based Compensation (Narrative) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	May 19, 2017	May 09, 2012
Share Based Compensation Arrangement by Share Based Payment Award [Line Items]
Total intrinsic value of options exercised	$ 0	$ 0	$ 5,005
Options granted (in shares)	0
Stock Options Plans
Share Based Compensation Arrangement by Share Based Payment Award [Line Items]
Recognized stock-based compensation costs	$ 0	0	6
Recognized stock-based compensation costs, net of tax	0	0	4
Pre-tax unrecognized compensation expense	0
Restricted Stock Units (RSUs)
Share Based Compensation Arrangement by Share Based Payment Award [Line Items]
Recognized stock-based compensation costs	23,620	31,382	36,316
Recognized stock-based compensation costs, net of tax	17,479	$ 24,436	$ 22,037
Pre-tax unrecognized compensation expense	$ 20,598
Recognized expense over a weighted-average period, years	1 year 8 months 1 day
2012 Long-Term Incentive Plan
Share Based Compensation Arrangement by Share Based Payment Award [Line Items]
Common stock reserved for issuance (in shares)					3,200,000
Additional awards available to be granted (in shares)				0
2012 Long-Term Incentive Plan \| Stock Options Plans
Share Based Compensation Arrangement by Share Based Payment Award [Line Items]
Option awards contractual term (years)	10 years
2012 Long-Term Incentive Plan \| Minimum \| Stock Options Plans
Share Based Compensation Arrangement by Share Based Payment Award [Line Items]
Vesting period (years)	3 years
2012 Long-Term Incentive Plan \| Minimum \| Restricted Stock Units (RSUs)
Share Based Compensation Arrangement by Share Based Payment Award [Line Items]
Vesting period (years)	3 years
2012 Long-Term Incentive Plan \| Maximum \| Stock Options Plans
Share Based Compensation Arrangement by Share Based Payment Award [Line Items]
Vesting period (years)	5 years
2012 Long-Term Incentive Plan \| Maximum \| Restricted Stock Units (RSUs)
Share Based Compensation Arrangement by Share Based Payment Award [Line Items]
Vesting period (years)	5 years
2017 Long-Term Incentive Plan
Share Based Compensation Arrangement by Share Based Payment Award [Line Items]
Common stock reserved for issuance (in shares)				3,000
Non-employee director
Share Based Compensation Arrangement by Share Based Payment Award [Line Items]
Options granted (in shares)	1	1	1