Condensed Consolidating Balance Sheet (Detail) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
ASSETS
Cash and cash equivalents	$ 92,120	$ 52,802
Restricted cash	26,973	21,335
Accounts receivable, net of allowance	280,785	270,597
Prepaid expenses and other current assets	35,507	28,791
Total current assets	435,385	373,525
Real estate and related assets:
Property and equipment, net	2,700,107	2,830,589
Other real estate assets	238,637	247,223
Goodwill	50,537	48,169
Non-current deferred tax assets	16,058	14,947
Other assets	350,907	141,207
Total assets	3,791,631	3,655,660
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable and accrued expenses	337,462	352,275
Current portion of long-term debt	31,349	14,121
Total current liabilities	368,811	366,396
Long-term debt, net	1,928,023	1,787,555
Deferred revenue	12,469	26,102
Other liabilities	105,579	60,548
Total liabilities	2,414,882	2,240,601
Total stockholders' equity	1,376,749	1,415,059	$ 1,451,608	$ 1,458,963
Total liabilities and stockholders' equity	3,791,631	3,655,660
Reportable Legal Entities | Parent
ASSETS
Cash and cash equivalents	45,427	11,109
Accounts receivable, net of allowance	154,533	254,766
Prepaid expenses and other current assets	3,084	4,412
Total current assets	203,044	270,287
Real estate and related assets:
Property and equipment, net	2,226,822	2,255,361
Other real estate assets	238,637	247,223
Goodwill	35,425	33,057
Non-current deferred tax assets		727
Other assets	606,718	507,161
Total assets	3,310,646	3,313,816
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable and accrued expenses	261,588	294,474
Current portion of long-term debt	23,776	8,720
Total current liabilities	285,364	303,194
Long-term debt, net	1,629,745	1,579,273
Non-current deferred tax liabilities	478	1,165
Other liabilities	18,310	15,125
Total liabilities	1,933,897	1,898,757
Total stockholders' equity	1,376,749	1,415,059
Total liabilities and stockholders' equity	3,310,646	3,313,816
Reportable Legal Entities | Combined Subsidiary Guarantors
ASSETS
Cash and cash equivalents	45,309	40,348
Restricted cash	7
Accounts receivable, net of allowance	545,291	445,105
Prepaid expenses and other current assets	32,600	26,939
Total current assets	623,207	512,392
Real estate and related assets:
Property and equipment, net	272,888	310,989
Goodwill	15,112	15,112
Non-current deferred tax assets	14,125	14,220
Other assets	136,125	61,104
Total assets	1,061,457	913,817
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable and accrued expenses	396,703	377,699
Total current liabilities	396,703	377,699
Long-term debt, net	114,682	114,428
Deferred revenue	12,469	26,102
Other liabilities	87,269	45,423
Total liabilities	611,123	563,652
Total stockholders' equity	450,334	350,165
Total liabilities and stockholders' equity	1,061,457	913,817
Reportable Legal Entities | Non-Guarantor Subsidiaries
ASSETS
Cash and cash equivalents	1,384	1,345
Restricted cash	26,966	21,335
Accounts receivable, net of allowance	86	1,809
Prepaid expenses and other current assets	3,966	1,951
Total current assets	32,402	26,440
Real estate and related assets:
Property and equipment, net	200,397	264,239
Non-current deferred tax assets	2,411	1,165
Other assets	173,268	38,112
Total assets	408,478	329,956
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable and accrued expenses	102,404	115,661
Current portion of long-term debt	7,573	5,401
Total current liabilities	109,977	121,062
Long-term debt, net	298,596	208,854
Total liabilities	408,573	329,916
Total stockholders' equity	(95)	40
Total liabilities and stockholders' equity	408,478	329,956
Consolidating Adjustments and Other
ASSETS
Accounts receivable, net of allowance	(419,125)	(431,083)
Prepaid expenses and other current assets	(4,143)	(4,511)
Total current assets	(423,268)	(435,594)
Real estate and related assets:
Non-current deferred tax assets	(478)	(1,165)
Other assets	(565,204)	(465,170)
Total assets	(988,950)	(901,929)
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable and accrued expenses	(423,233)	(435,559)
Total current liabilities	(423,233)	(435,559)
Long-term debt, net	(115,000)	(115,000)
Non-current deferred tax liabilities	(478)	(1,165)
Total liabilities	(538,711)	(551,724)
Total stockholders' equity	(450,239)	(350,205)
Total liabilities and stockholders' equity	$ (988,950)	$ (901,929)