Equity And Stock Based Compensation [Line Items]

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- Definition

Percentage Of Shares Vested

+ References

No definition available.

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- Definition

Share-based compensation arrangement by share-based payment award options vested grant date fair value.

+ References

No definition available.

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- Definition

Share-based compensation arrangement byshare-based payment award percentage of options exercisable.

+ References

No definition available.

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- Definition

Share-based Compensation Arrangement By Share-based Payment Award, Restriction On Sale Period

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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
-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
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901

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-Publisher FASB
-Name Accounting Standards Codification
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-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Staff Accounting Bulletin (SAB)
-Number Topic 14
-Section F

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- Definition

Aggregate number of common shares reserved for future issuance.

+ References

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)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Unrecognized cost of unvested share-based compensation awards.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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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.

+ References

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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
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-SubTopic 10
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-Paragraph 2
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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).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
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- Definition

Gross number of share options (or share units) granted during the period.

+ References

No definition available.

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- Definition

Amount by which the current fair value of the underlying stock exceeds the exercise price of fully vested and expected to vest options outstanding.

+ 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 (e)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

Amount of stock repurchase plan authorized.

+ References

No definition available.

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- Definition

The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

+ References

No definition available.

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- Definition

Amount remaining of a stock repurchase plan authorized.

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No definition available.

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- Definition

Total cost of shares repurchased divided by the total number of shares repurchased.

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-Topic 505
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- Definition

Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

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-Publisher FASB
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Equity And Stock-Based Compensation (Narrative) (Details) - USD ($)	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	May. 16, 2014	May. 14, 2004
Equity And Stock-Based Compensation [Line Items]
Restricted vesting period	5 years
Stock Option [Member]
Equity And Stock-Based Compensation [Line Items]
Grant date fair value of options vesting	$ 98,000	$ 57,000
Unrecognized estimated compensation cost related to non-vested stock options granted	$ 830,000
Recognition period of unrecognized compensation cost	2 years 2 months 9 days
Intrinsic unrealized value of all options outstanding, vested and expected to vest	$ 1,800,000
Percentage of option currently exercisable	63.60%
Restricted Stock Units (RSUs) [Member]
Equity And Stock-Based Compensation [Line Items]
Compensation expense	$ 31,000
Unrecognized estimated compensation cost related to non-vested stock options granted	$ 717,000
Restricted Stock Units (RSUs) [Member] \| Employee/Director [Member]
Equity And Stock-Based Compensation [Line Items]
Options granted	62,528
Restricted Stock Units (RSUs) [Member] \| Executive Officer [Member]
Equity And Stock-Based Compensation [Line Items]
Vesting period of stock options	4 years
Percentage of shares vested	25.00%
Restricted Stock Units (RSUs) [Member] \| Director [Member]
Equity And Stock-Based Compensation [Line Items]
Vesting period of stock options	1 year
Percentage of shares vested	100.00%
May 2014 Stock Repurchase Plan [Member]
Equity And Stock-Based Compensation [Line Items]
Repurchase program, amount authorized			$ 10,000,000
Repurchase program, shares authorized				350,000
Repurchased program, amount repurchased	$ 7,200,000
Repurchase program, remaining amount authorized	$ 2,800,000
Share price	$ 12.92
Class A Nonvoting Common Stock [Member]
Equity And Stock-Based Compensation [Line Items]
Common Stock authorized for issuance under 2010 Stock Incentive Plan	1,250,000
Common Stock shares remaining for future issuances	663,800
Minimum [Member]
Equity And Stock-Based Compensation [Line Items]
Vesting period of stock options	0 years
Maximum [Member]
Equity And Stock-Based Compensation [Line Items]
Vesting period of stock options	4 years