Information Concerning Guarantor and Non-Guarantor Subsidiaries - Condensed Consolidating Balance Sheet (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Jan. 01, 2019	Dec. 31, 2018	Mar. 31, 2018
ASSETS:
Property and equipment, net of accumulated depreciation	$ 3,147,749		$ 3,149,095
Cash and cash equivalents - unrestricted	94,873		103,437	$ 59,040
Cash and cash equivalents - restricted	51,943		45,652	$ 26,687
Notes receivable	121,923		122,209
Trade receivables, less allowance	109,973		67,923
Deferred income tax assets, net	39,463		40,557
Prepaid expenses and other assets	90,070		78,240
Intangible assets	237,175		246,770
Total assets	3,893,169		3,853,883
LIABILITIES AND EQUITY:
Debt and finance lease obligations	2,485,179		2,441,895
Accounts payable and accrued liabilities	285,296		274,890
Dividends payable	47,010		45,019
Deferred management rights proceeds	177,652		174,026
Operating Lease, Liability	104,265	$ 100,900
Other liabilities	62,188		161,043
Commitments and contingencies
Noncontrolling interest in consolidated joint venture	291,115		287,433
Stockholders' equity:
Preferred stock
Common stock	514		513
Additional paid-in-capital	899,164		900,795
Treasury stock	(15,687)		(15,183)
Accumulated deficit	(412,905)		(388,524)
Accumulated other comprehensive loss	(30,622)		(28,024)
Total stockholders' equity	440,464		469,577
Total stockholders' equity	440,464		469,577
Total liabilities and stockholders' equity	3,893,169		3,853,883
Reportable Legal Entities [Member] | Parent Company [Member]
ASSETS:
Cash and cash equivalents - unrestricted	46		81
Investments	1,079,220		1,101,740
Total assets	1,079,266		1,101,821
LIABILITIES AND EQUITY:
Accounts payable and accrued liabilities	62		50
Dividends payable	47,010		45,019
Intercompany payables, net	591,730		587,175
Commitments and contingencies
Stockholders' equity:
Preferred stock
Common stock	514		513
Additional paid-in-capital	899,164		900,795
Treasury stock	(15,687)		(15,183)
Accumulated deficit	(412,905)		(388,524)
Accumulated other comprehensive loss	(30,622)		(28,024)
Total stockholders' equity	440,464		469,577
Total stockholders' equity	440,464		469,577
Total liabilities and stockholders' equity	1,079,266		1,101,821
Reportable Legal Entities [Member] | Subsidiary Issuer [Member]
ASSETS:
Cash and cash equivalents - unrestricted	2,242		657
Prepaid expenses and other assets	2,993		34
Investments	2,950,458		2,950,457
Total assets	2,955,693		2,951,148
LIABILITIES AND EQUITY:
Debt and finance lease obligations	1,958,117		1,946,699
Accounts payable and accrued liabilities	23,343		13,752
Intercompany payables, net	898,165		846,478
Commitments and contingencies
Stockholders' equity:
Preferred stock
Common stock	1		1
Additional paid-in-capital	455,253		499,122
Accumulated deficit	(379,186)		(354,904)
Total stockholders' equity	76,068		144,219
Total stockholders' equity	76,068		144,219
Total liabilities and stockholders' equity	2,955,693		2,951,148
Reportable Legal Entities [Member] | Guarantor Subsidiaries [Member]
ASSETS:
Property and equipment, net of accumulated depreciation	1,639,699		1,646,946
Cash and cash equivalents - unrestricted	48		54
Deferred income tax assets, net	(443)		(444)
Intercompany receivables, net	1,955,030		1,895,086
Investments	710,297		710,516
Total assets	4,304,631		4,252,158
LIABILITIES AND EQUITY:
Accounts payable and accrued liabilities	9,551		7,253
Operating Lease, Liability	101,232
Other liabilities			100,068
Commitments and contingencies
Stockholders' equity:
Preferred stock
Common stock	1		1
Additional paid-in-capital	2,895,842		2,895,842
Accumulated deficit	1,298,005		1,248,994
Total stockholders' equity	4,193,848		4,144,837
Total stockholders' equity	4,193,848		4,144,837
Total liabilities and stockholders' equity	4,304,631		4,252,158
Reportable Legal Entities [Member] | Non-Guarantor Subsidiaries [Member]
ASSETS:
Property and equipment, net of accumulated depreciation	1,508,050		1,502,149
Cash and cash equivalents - unrestricted	92,537		102,645
Cash and cash equivalents - restricted	51,943		45,652
Notes receivable	121,923		122,209
Trade receivables, less allowance	109,973		67,923
Deferred income tax assets, net	39,906		41,001
Prepaid expenses and other assets	106,755		79,460
Intangible assets	237,175		246,770
Investments	1,898,757		1,898,756
Total assets	4,167,019		4,106,565
LIABILITIES AND EQUITY:
Debt and finance lease obligations	530,038		495,196
Accounts payable and accrued liabilities	264,501		255,089
Deferred management rights proceeds	177,652		174,026
Operating Lease, Liability	7,574
Other liabilities	62,188		60,975
Intercompany payables, net	465,135		461,433
Commitments and contingencies
Noncontrolling interest in consolidated joint venture	291,115		287,433
Stockholders' equity:
Preferred stock
Common stock	2,387		2,387
Additional paid-in-capital	2,668,134		2,668,134
Accumulated deficit	(271,083)		(270,084)
Accumulated other comprehensive loss	(30,622)		(28,024)
Total stockholders' equity	2,368,816		2,372,413
Total stockholders' equity	2,368,816		2,372,413
Total liabilities and stockholders' equity	4,167,019		4,106,565
Consolidation, Eliminations [Member]
ASSETS:
Prepaid expenses and other assets	(19,678)		(1,254)
Intercompany receivables, net	(1,955,030)		(1,895,086)
Investments	(6,638,732)		(6,661,469)
Total assets	(8,613,440)		(8,557,809)
LIABILITIES AND EQUITY:
Debt and finance lease obligations	(2,976)
Accounts payable and accrued liabilities	(12,161)		(1,254)
Operating Lease, Liability	(4,541)
Intercompany payables, net	(1,955,030)		(1,895,086)
Commitments and contingencies
Stockholders' equity:
Preferred stock
Common stock	(2,389)		(2,389)
Additional paid-in-capital	(6,019,229)		(6,063,098)
Accumulated deficit	(647,736)		(624,006)
Accumulated other comprehensive loss	30,622		28,024
Total stockholders' equity	(6,638,732)		(6,661,469)
Total stockholders' equity	(6,638,732)		(6,661,469)
Total liabilities and stockholders' equity	$ (8,613,440)		$ (8,557,809)