Earnings Per Share - Schedule of Earnings Per Share, Basic and Diluted (Details) - USD ($)		3 Months Ended
		Mar. 31, 2019	Mar. 31, 2018
Numerator:
Net income	[1]	$ 55,067,801	$ 30,170,029
Denominator:
Weighted average shares outstanding, Basic		94,092,147	98,620,957
Basic EPS		$ 0.59	$ 0.31
Denominator:
Weighted average shares outstanding, diluted		94,597,630	99,487,013
Diluted EPS		$ 0.58	$ 0.30

[1] Net income for the three months ended March 31, 2019 and 2018 was $55,067,801 and $30,170,029, respectively.