Segment Information - Schedule of Operating Data for Reportable Segments (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Revenues and expenses
Net operating revenues	$ 635,823	$ 440,192
Depreciation and amortization	57,757	31,534
Operating income (loss)	123,604	54,194
Unallocated income and expenses:
Interest expense, net	(73,510)	(31,251)
Unrealized loss on restricted investment	(1,460)
Provision for income taxes	(10,405)	(2,088)
Net income	38,229	20,855
Operating Segment | West Segment
Revenues and expenses
Net operating revenues	118,095	99,579
Depreciation and amortization	13,143	8,189
Operating income (loss)	10,801	10,139
Operating Segment | Midwest Segment
Revenues and expenses
Net operating revenues	96,787	100,795
Depreciation and amortization	8,421	7,645
Operating income (loss)	27,833	26,676
Operating Segment | South Segment
Revenues and expenses
Net operating revenues	132,714	122,800
Depreciation and amortization	11,015	8,531
Operating income (loss)	27,515	13,359
Operating Segment | East Segment
Revenues and expenses
Net operating revenues	166,233	116,891
Depreciation and amortization	12,149	6,049
Operating income (loss)	27,161	19,131
Operating Segment | Central Segment
Revenues and expenses
Net operating revenues	120,472
Depreciation and amortization	11,210
Operating income (loss)	27,070
Corporate
Revenues and expenses
Net operating revenues	1,522	127
Depreciation and amortization	1,819	1,120
Operating income (loss)	$ 3,224	$ (15,111)