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Stock Options and Stock-Based Compensation - Narrative (Details) - USD ($) $ in Thousands	6 Months Ended		12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 1995	Dec. 31, 2010
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grants during the period (shares)	108,710
Total share based compensation cost	$ 1,140
Compensation expense recognized	132	$ 148
Share-based compensation expense not yet recognized	$ 623	$ 493
Grants during the period, net of forfeitures (shares)			600,000
Vesting term			10 years
Percentage of options vesting two years from the grant date			50.00%
Percentage of options vesting five years from the grant date			50.00%
First Vesting Period
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting term			2 years
Second Vesting Period
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting term			5 years
Plan 2010
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Capital shares reserved for future issuance (shares)				400,000
Plan 2010 | Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grants during the period (shares)	67,064
Plan 2010 | Restricted Stock | First Vesting Period
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grants during the period (shares)	6,832
Vesting term	1 year

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- Definition

Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Recognized And Not yet Recognized

+ References

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The percentage of options vesting five years to total option plan as of the balance sheet date if other than 100 percent.

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The percentage of options vesting two years to total option plan as of the balance sheet date if other than 100 percent.

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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

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
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-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901

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Aggregate number of common shares reserved for future issuance.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.29)
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Unrecognized cost of unvested share-based compensation awards.

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-Publisher FASB
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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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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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Net number of share options (or share units) granted during the period.

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