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Employee Benefit Plan (Narrative) (Details) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Compensation And Retirement Disclosure Abstract
Defined Contribution Plan Maximum Annual Contributions Per Employee Amount	$ 17,500us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeeAmount
Stock Issued During Period Shares Employee Benefit Plan		7,318us-gaap_StockIssuedDuringPeriodSharesEmployeeBenefitPlan	29,317us-gaap_StockIssuedDuringPeriodSharesEmployeeBenefitPlan
Defined Contribution Plan Cost Recognized		110,000us-gaap_DefinedContributionPlanCostRecognized	61,000us-gaap_DefinedContributionPlanCostRecognized
Defined Contribution Plan Employer Discretionary Contribution Amount	$ 811,513us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount	$ 657,504us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount

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- Definition

The amount of the cost recognized during the period for defined contribution plans.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 70

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6414718&loc=d3e28014-114942

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- Definition

Amount of discretionary contributions made by an employer to a defined contribution plan.

+ References

No definition available.

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- Definition

Maximum amount the employee may contribute to a defined contribution plan.

+ References

No definition available.

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- Definition

Number of shares issued during the period to an employee benefit plan, such as a defined contribution or defined benefit plan.

+ References

No definition available.

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