Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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- Definition

Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-Topic 718
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- Definition

Unrecognized cost of unvested share-based awards, other than options, awarded to employees as compensation.

+ References

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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://fasb.org/us-gaap/role/ref/legacyRef
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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.

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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://fasb.org/us-gaap/role/ref/legacyRef
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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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- Definition

Share-based Compensation Arrangement by Share-based Compensation Arrangement by Share-based Payment Award, Number of Directors

+ References

No definition available.

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Stock Compensation (Restricted Stock Activity) (Details) - Restricted Stock $ in Thousands						1 Months Ended		12 Months Ended
	May 29, 2018 USD ($) director shares	Apr. 01, 2016 director shares	Nov. 10, 2015 USD ($) shares	Oct. 10, 2015	Jul. 23, 2014 USD ($) shares	Oct. 31, 2013 USD ($) shares	May 31, 2013 USD ($) shares	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Apr. 30, 2016 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total compensation cost not yet recognized								$ 22,077	$ 29,174
Total compensation cost not yet recognized, period for recognition								1 year 8 months 19 days
April 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Other than options, grants in period (shares) \| shares		57,881
Share-based compensation expense								$ 374	351	$ 236
Number of directors \| director		5
Award vesting period		3 years
Total compensation cost not yet recognized											$ 1,054
May 29, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Other than options, grants in period (shares) \| shares	26,250
Share-based compensation expense								142
Award vesting period	2 years
Total compensation cost not yet recognized	$ 481
November 10, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Other than options, grants in period (shares) \| shares			1,389,150
Performance period				7 years
Share-based compensation expense								4,053	5,275	4,278
Total compensation cost not yet recognized			$ 28,374
July 23, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Other than options, grants in period (shares) \| shares					1,276,282
Performance period				7 years
Share-based compensation expense								2,969	2,969	3,122
Total compensation cost not yet recognized					$ 20,780
May 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Other than options, grants in period (shares) \| shares							57,881
Share-based compensation expense										111
Total compensation cost not yet recognized							$ 815
October 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Other than options, grants in period (shares) \| shares						35,098
Share-based compensation expense								85	$ 85	$ 85
Total compensation cost not yet recognized						$ 458
Directors \| May 29, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Other than options, grants in period (shares) \| shares	6,998
Share-based compensation expense								$ 82
Number of directors \| director	2
Total compensation cost not yet recognized	$ 128