No definition available.

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- Definition

The amount of shares to be paid to holders of the underlying shares over the option's term.

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No definition available.

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- Definition

The aggregate amount of shares to be paid to holders of the underlying shares over the option's term.

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No definition available.

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The weighted average grant date fair value of shares to be paid to holders of the underlying shares over the option's term.

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No definition available.

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- Definition

The weighted average grant date fair value of shares to be paid to holders of the underlying shares over the option's term.

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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section S99
-Paragraph 1
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
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-Section 50
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-Subparagraph (h)(1)(i)
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- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

+ 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)(1)(iv)(3)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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- Definition

Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 2
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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)
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- Definition

The weighted average fair value at grant date for nonvested equity-based awards issued 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
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-SubTopic 10
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-Paragraph 2
-Subparagraph (c)(2)(iii)(1)
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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

+ Details

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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No definition available.

+ Details

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STOCK-BASED COMPENSATION, Performance Based Equity Awards (Details) - Performance Based Equity Awards [Member] - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Number of Shares [Roll Forward]
Shares granted (in shares)	71,976
Shares forfeited (in shares)	(27,482)
Expected aggregate share payout (in shares)	47,978
Weighted-Average Grant-Date Fair Value [Abstract]
Shares granted (in dollars per share)	$ 19.75
Shares forfeited (in dollars per share)	18.99
Expected aggregate share payout (in dollars per share)	$ 19.17
Performance Based Equity Awards [Abstract]
Compensation expense recognized	$ 329	$ 57	$ 0
Minimum [Member]
Number of Shares [Roll Forward]
Aggregate share payout, end of period (in shares)	4,433
Weighted-Average Grant-Date Fair Value [Abstract]
Aggregate share payout, end of period (in dollars per share)	$ 18.53
Maximum [Member]
Number of Shares [Roll Forward]
Aggregate share payout, beginning of period (in shares)	24,730
Aggregate share payout, end of period (in shares)	69,224	24,730
Weighted-Average Grant-Date Fair Value [Abstract]
Aggregate share payout, beginning of period (in dollars per share)	$ 17.35
Aggregate share payout, end of period (in dollars per share)	$ 19.19	$ 17.35