Business Segments - Schedule of Business Segment Financial Information (Details)	3 Months Ended		6 Months Ended
	Jun. 30, 2017 USD ($)	Jun. 30, 2016 USD ($)	Jun. 30, 2017 USD ($) segment	Jun. 30, 2016 USD ($)
Segment Reporting Information [Line Items]
Number of business segments | segment			2
Revenue from third parties	$ 279,530,103	$ 269,219,776	$ 546,920,193	$ 540,292,465
Revenue from other segments	0		0	0
Total revenue	279,530,000	269,220,000	546,920,000	540,292,000
Adjusted EBITDA	16,643,659	14,793,000	28,912,735	26,487,000
North America [Member]
Segment Reporting Information [Line Items]
Revenue from third parties	186,807,364	177,006,000	370,633,251	367,009,000
Revenue from other segments	1,086,627	0	2,842,290	0
Total revenue	187,893,991	177,006,000	373,475,541	367,009,000
Adjusted EBITDA	18,107,834	15,793,000	36,999,620	31,799,000
Latin America [Member]
Segment Reporting Information [Line Items]
Revenue from third parties	92,722,739	92,214,000	176,286,942	173,283,000
Revenue from other segments	2,987,682	3,742,000	6,346,762	7,509,000
Total revenue	95,710,421	95,956,000	182,633,704	180,792,000
Adjusted EBITDA	7,027,821	6,103,000	9,449,245	10,038,000
Other [Member]
Segment Reporting Information [Line Items]
Revenue from third parties	0		0	0
Revenue from other segments	(4,074,309)	(3,742,000)	(9,189,052)	(7,509,000)
Total revenue	(4,074,309)	(3,742,000)	(9,189,052)	(7,509,000)
Adjusted EBITDA	$ (8,491,995)	$ (7,103,000)	$ (17,536,130)	$ (15,350,000)