Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 118,039	$ 39,443
Restricted cash	25,353	52,519
Short-term investments	706	5,549
Accounts receivable, net of allowance of $1,681 and $889 at December 31, 2015 and December 31, 2014, respectively	83,326	104,268
Costs and estimated earnings in excess of billings on uncompleted contracts	16,934	30,078
Prepaid expenses and other current assets	49,602	95,031
Total current assets	293,960	326,888
Property and equipment, net	2,782,353	2,762,417
Intangible assets, net	3,735,413	4,189,540
Deferred financing fees, net	94,152	95,237
Other assets	497,337	467,043
Total assets	7,403,215	7,841,125
Current liabilities:
Accounts payable	27,105	42,851
Accrued expenses	63,755	65,553
Current maturities of long-term debt	20,000	32,500
Deferred revenue	97,083	120,047
Accrued interest	53,365	53,178
Other current liabilities	12,063	16,921
Total current liabilities	273,371	331,050
Long-term liabilities:
Long-term debt	8,522,305	7,828,299
Other long-term liabilities	313,683	342,576
Total long-term liabilities	$ 8,835,988	$ 8,170,875
Shareholders' deficit:
Preferred stock - par value $.01, 30,000 shares authorized, no shares issued or outstanding
Common stock - Class A, par value $.01, 400,000 shares authorized, 125,743 and 129,134 shares issued and outstanding at December 31, 2015 and December 31, 2014, respectively	$ 1,257	$ 1,291
Additional paid-in capital	1,962,713	2,062,775
Accumulated deficit	(3,168,069)	(2,542,380)
Accumulated other comprehensive loss, net	(502,045)	(182,486)
Total shareholders' deficit	(1,706,144)	(660,800)
Total liabilities and shareholders' deficit	$ 7,403,215	$ 7,841,125