BASIS OF PERSENTATION AND ORGANIZATION (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Jan. 01, 2018	Dec. 31, 2017
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Prepaid expenses and other assets, net increase (decrease) as result of ASU adoption	$ 210,327		$ 370,027
Increase in accumulated deficit	175,879		109,508
Decrease in deferred tax liability	(143,581)		(160,850)
Condominium receivables	0		(158,516)
Net property and equipment	5,359,836		5,033,527
Developments	1,412,153		1,196,582
Accounts payable and accrued expenses	619,271		521,718
Revenue recognized in period	8,067
Accounting Standards Update 2016-18
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Prepaid expenses and other assets, net increase (decrease) as result of ASU adoption			$ (103,200)
Accounting Standards Update 2014-09 | Difference between Revenue Guidance in Effect before and after Topic 606
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Prepaid expenses and other assets, net increase (decrease) as result of ASU adoption	(277,404)	$ 5,600
Increase in accumulated deficit	104,613	69,700
Decrease in deferred tax liability	30,759	19,600
Condominium receivables	(154,200)	154,200
Net property and equipment		3,400
Developments	240,684	150,800
Accounts payable and accrued expenses	$ 107,948	$ 95,000