Stock-Based Compensation (Details 2) - Jun. 30, 2015 - $ / shares	Total
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding, Number of Options	3,048,168
Options Outstanding, Weighted Average Exercise Price	$ 3.47
Options Outstanding, Weighted Average Remaining Contractual Term	7 years 4 months 10 days
Options Exercisable, Number of Options	1,820,666
Options Exercisable, Weighted Average Exercise Price	$ 1.21
Exercise Price Range, One [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding, Number of Options	95,000
Options Outstanding, Weighted Average Exercise Price	$ 0.78
Options Outstanding, Weighted Average Remaining Contractual Term	2 years 7 months 2 days
Options Exercisable, Number of Options	95,000
Options Exercisable, Weighted Average Exercise Price	$ 0.78
Exercise Price Range, One [Member] | Maximum [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding, Weighted Average Exercise Price	1.00
Options Exercisable, Weighted Average Exercise Price	1.00
Exercise Price Range, One [Member] | Minimum [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding, Weighted Average Exercise Price	0.76
Options Exercisable, Weighted Average Exercise Price	$ 0.76
Exercise Price Range, Two [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding, Number of Options	1,881,000
Options Outstanding, Weighted Average Exercise Price	$ 1.07
Options Outstanding, Weighted Average Remaining Contractual Term	6 years 7 months 24 days
Options Exercisable, Number of Options	1,523,166
Options Exercisable, Weighted Average Exercise Price	$ 1.08
Exercise Price Range, Two [Member] | Maximum [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding, Weighted Average Exercise Price	1.50
Options Exercisable, Weighted Average Exercise Price	1.50
Exercise Price Range, Two [Member] | Minimum [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding, Weighted Average Exercise Price	1.01
Options Exercisable, Weighted Average Exercise Price	$ 1.01
Exercise Price Range, Three [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding, Number of Options	1,072,168
Options Outstanding, Weighted Average Exercise Price	$ 7.92
Options Outstanding, Weighted Average Remaining Contractual Term	9 years 14 days
Options Exercisable, Number of Options	202,500
Options Exercisable, Weighted Average Exercise Price	$ 2.37
Exercise Price Range, Three [Member] | Maximum [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding, Weighted Average Exercise Price	10.67
Options Exercisable, Weighted Average Exercise Price	10.67
Exercise Price Range, Three [Member] | Minimum [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding, Weighted Average Exercise Price	1.51
Options Exercisable, Weighted Average Exercise Price	$ 1.51