Summary of Significant Accounting Policies (Details 2) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Numerator
Net income	$ 8,044,474	$ (2,340,932)	$ 6,817,568	$ (877,537)
Net income allocated to participating securities	(24,004)		(22,288)
Numerator for basic income per share	8,020,470		6,795,280
Incremental allocation of net income to participating securities	172		118
Numerator for diluted income per share	$ 8,020,642		$ 6,795,398
Denominator
Weighted average outstanding common shares for basic income per share	64,737,820	63,745,834	64,571,108	63,691,214
Dilutive effect of stock options	468,256		346,159
Denominator for diluted income per share	65,206,075	63,745,834	64,917,267	63,691,214