Retirement Savings Plan (Details) (USD $)	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Retirement Savings Plan [Abstract]
Employer matching contribution (as a percent)	100.00%
Maximum contributions per employee (as a percent)	4.00%
Employer contribution	$ 98,062	$ 67,323

Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan.

No definition available.

Name:	us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration