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.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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- Definition

Aggregate dividends paid during the period for each share of common stock outstanding.

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Aggregate dividends declared during the period for each share of common stock outstanding.

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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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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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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

Amount of stock repurchase plan authorized.

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Amount remaining of a stock repurchase plan authorized.

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STOCKHOLDERS' EQUITY NARRATIVE (Details) - USD ($)			3 Months Ended
STOCKHOLDERS' EQUITY NARRATIVE (Details) - USD ($)	Feb. 06, 2018	Feb. 01, 2018	Mar. 31, 2018	Mar. 31, 2017	Apr. 07, 2016	Jan. 12, 2016	Jul. 28, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common Stock, Dividends, Per Share, Declared			$ 0.13	$ 0.44
Share-based compensation expense				$ 8,700
Stock repurchase program, amount authorized						$ 70,000,000.0	$ 15,000,000.0
Stock Repurchase Program, Remaining Authorized Repurchase Amount			$ 32,000,000.0
Common Stock, Dividends, Per Share, Cash Paid	$ 0.13
Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)		34,202
Award vesting period (in years)		3 years
Equity Incentive Plan 2016 \| Common Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares authorized					2,500,000
Equity Incentive Plan 2016 \| Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)			34,202