Restricted Stock Award Vesting After Year Three, Percent

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- Definition

Restricted Stock Award Vesting After Year Two, Percent

+ References

No definition available.

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- Definition

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.

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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

The total recognized tax benefit related to compensation cost for equity-based payment arrangements recognized in income during the period.

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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.

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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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- 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).

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- Definition

Number of options outstanding, including both vested and non-vested options.

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- Definition

Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Incentive and Restricted Stock Plan and Dividend Reinvestment Plan - Additional Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation expense to be recognized	$ 2.8
Weighted average compensation expense recognize period	1 year 7 months 28 days
Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense	$ 1.9	$ 3.0	$ 2.5
Tax benefit realized on compensation expense	$ 0.4	$ 1.1	$ 0.9
2014 Stock Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum number of common stock authorized (in shares)	750,000
Stock plan expiration period	10 years
Number of nonstatutory stock options outstanding (in shares)	0
2014 Stock Plan \| Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted shares granted (in shares)	75,997	90,115
2014 Stock Plan \| Restricted Stock \| Employees and Directors
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted shares granted (in shares)		442,567
2014 Stock Plan \| Restricted Stock \| Outside Directors
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted shares granted (in shares)	9,264	12,728	15,613
Awards vesting period	1 year
2003 Stock Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of nonstatutory stock options outstanding (in shares)	0
LTIP \| Time-based and Performance-based Restricted Stocks \| Senior Management
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted shares granted (in shares)	66,733	77,387	95,030
LTIP \| Time-based Restricted Shares \| Senior Management
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock award vesting after year two, percent	50.00%
Restricted stock award vesting after year three, percent	50.00%
LTIP \| Performance-based Restricted Shares \| Senior Management
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards vesting period	3 years