Supplemental Guarantor Financial Information - Prior Year Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2019
Condensed Consolidated Statements of Comprehensive (Loss) Income
Revenues	$ 233,192	$ 340,821	$ 539,794	$ 659,091	$ 1,349,405
(Loss) income from operations	(2,746)	25,689	13,002	35,863	86,434
Net income	(1,921)	10,467	3,828	14,784	48,265
Net income (loss) attributable to controlling interests and available to common shareholders	(1,922)	$ 10,471	3,833	$ 14,790	48,274
Total current assets	471,375		471,375		308,521
Total noncurrent assets					1,455,437
Total current liabilities	523,913		523,913		434,384
Total noncurrent liabilities					949,247
Eliminations
Condensed Consolidated Statements of Comprehensive (Loss) Income
Revenues	(16,533)		(34,002)		(72,531)
(Loss) income from operations	296		736		300
Net income	10,459		(8,777)		(111,534)
Net income (loss) attributable to controlling interests and available to common shareholders	10,458		(8,772)		(111,525)
Total current assets	0		0		0
Total noncurrent assets					(1,907,847)
Total current liabilities	(15,804)		(15,804)		0
Total noncurrent liabilities					(888,125)
Parent | Reportable Legal Entities
Condensed Consolidated Statements of Comprehensive (Loss) Income
Revenues	0		0		0
(Loss) income from operations	(5,540)		(11,336)		(35,637)
Net income	(1,921)		3,828		48,265
Net income (loss) attributable to controlling interests and available to common shareholders	(1,921)		3,828		48,265
Total current assets	51		51		46
Total noncurrent assets					452,342
Total current liabilities	286		286		814
Total noncurrent liabilities					71,248
Issuer | Reportable Legal Entities
Condensed Consolidated Statements of Comprehensive (Loss) Income
Revenues	143,778		305,168		668,527
(Loss) income from operations	(283)		5,772		40,733
Net income	2		9,636		20,546
Net income (loss) attributable to controlling interests and available to common shareholders	2		9,636		20,546
Total current assets	305,422		305,422		146,768
Total noncurrent assets					1,225,786
Total current liabilities	376,796		376,796		242,735
Total noncurrent liabilities					805,812
Guarantors | Reportable Legal Entities
Condensed Consolidated Statements of Comprehensive (Loss) Income
Revenues	56,717		134,853		351,330
(Loss) income from operations	13,179		30,084		70,835
Net income	(5,358)		1,431		63,952
Net income (loss) attributable to controlling interests and available to common shareholders	(5,358)		1,431		63,952
Total current assets	74,915		74,915		41,788
Total noncurrent assets					1,488,531
Total current liabilities	60,680		60,680		66,766
Total noncurrent liabilities					984,556
Non-Guarantors | Reportable Legal Entities
Condensed Consolidated Statements of Comprehensive (Loss) Income
Revenues	49,230		133,775		402,079
(Loss) income from operations	(10,398)		(12,254)		10,203
Net income	(5,103)		(2,290)		27,036
Net income (loss) attributable to controlling interests and available to common shareholders	(5,103)		(2,290)		27,036
Total current assets	90,987		90,987		119,919
Total noncurrent assets					196,625
Total current liabilities	$ 101,955		$ 101,955		124,069
Total noncurrent liabilities					$ (24,244)