Stock-Based Compensation (Details) - Disclosure of share-based compensation arrangements by share-based payment award - USD ($)	6 Months Ended	12 Months Ended
	Jun. 30, 2015	Dec. 31, 2014
Disclosure of share-based compensation arrangements by share-based payment award [Abstract]
Outstanding at December 31, 2014		882,657
Outstanding at December 31, 2014 (in Dollars per share)		$ 5.65
Exercised	(339,334)	(100,911)
Exercised (in Dollars per share)	$ 4.16
Forfeited	(4,731)
Outstanding at June 30, 2015	538,592
Outstanding at June 30, 2015 (in Dollars per share)	$ 6.51
Outstanding at June 30, 2015	3 years 244 days
Outstanding at June 30, 2015 (in Dollars)	$ 8,087,713
Exercisable at June 30, 2015	533,794
Exercisable at June 30, 2015 (in Dollars per share)	$ 6.45
Exercisable at June 30, 2015	3 years 233 days
Exercisable at June 30, 2015 (in Dollars)	$ 8,052,735