CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Company's involvement with VIEs:
Land	$ 2,016,606	$ 1,889,438
Accumulated depreciation and amortization	2,506,844	2,250,757
Accounts Receivable	49,994	36,339
Cash and cash equivalents	120,498	183,810
Intangible Assets, Net (Excluding Goodwill)	559,677	481,013
Intangible assets, net	559,677	481,013
Other assets, net	883,333	940,172
Accounts payable and accrued liabilities	401,838	432,934
Deferred Revenue	112,565	95,411
Balance Sheet Parenthetical Disclosures
Accounts receivable, allowance (in dollars)	$ 3,683	$ 3,785
Common stock, par value (in dollars per share)	$ 1.00	$ 1.00
Common stock, shares authorized	750,000,000	750,000,000
Common stock, shares issued	464,441,628	459,746,267
Common stock, shares outstanding	464,441,628	459,746,267
VIEs
Company's involvement with VIEs:
Buildings and improvements	$ 770,000	$ 677,000
Land	125,000	113,000
Accumulated depreciation and amortization	128,000	111,000
Accounts Receivable	15,000	5,000
Cash and cash equivalents	61,000	42,000
Intangible Assets, Net (Excluding Goodwill)	31,000
Intangible assets, net	31,000
Other assets, net	13,000	23,000
Accounts payable and accrued liabilities	62,000	34,000
Deferred Revenue	$ 16,000	$ 12,000