The offering price as adjusted for stock dividends since granted and assumed selling costs.

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
-Subparagraph (SAB Topic 14.F)
-URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5047-113901

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)(i)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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- Definition

The value of restricted shares issued as compensation, net of the value of shares for the payment of withholding taxes. This element is to be used only if shares are used in lieu of cash to satisfy all or a portion of withholding taxes.

+ References

No definition available.

+ Details

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- References

No definition available.

+ Details

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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.

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

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- Details

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- Details

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Data Type:	na
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- Details

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Share-Based Incentive Plan - Additional Information (Details) - USD ($)	1 Months Ended	12 Months Ended
	Dec. 31, 2006	Dec. 31, 2017	Dec. 31, 2016
Share-Based Incentive Plan [Abstract]
Value of granted nonvested restricted stock issued		$ 1,390,000	$ 1,280,000
Compensation expense		$ 559,000	$ 520,000
Non Vested Restricted Shares \| Minimum [Member]
Share-Based Incentive Plan [Abstract]
Vesting period		1 year
Non Vested Restricted Shares \| Maximum [Member]
Share-Based Incentive Plan [Abstract]
Vesting period		10 years
Restricted Stock Plan [Member] \| Restricted Stock [Member] \| Private Placement [Member]
Share-Based Incentive Plan [Abstract]
Offering price (in dollars per share)	$ 8.60	$ 10.00
Restricted Stock Plan [Member] \| Restricted Stock [Member] \| Minimum [Member]
Share-Based Incentive Plan [Abstract]
Vesting period		3 years
Restricted Stock Plan [Member] \| Restricted Stock [Member] \| Maximum [Member]
Share-Based Incentive Plan [Abstract]
Vesting period		10 years