SEGMENTS (Summary of Segment Operating Results) (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016 USD ($)	Jun. 30, 2015 USD ($)	Jun. 30, 2016 USD ($) segment	Jun. 30, 2015 USD ($)
Segments reporting
Number of reportable segments | segment			3
Land sales	$ 61,098	$ 45,433	$ 103,040	$ 93,514
Builder price participation	6,501	7,907	11,148	13,605
Minimum rents	42,036	36,989	83,345	72,183
Other land revenues	2,759	3,145	5,792	6,438
Other rental and property revenues	4,593	6,994	7,797	13,291
Total revenues	272,151	209,163	511,817	364,253
Tenant recoveries	10,923	10,701	21,451	20,368
Condominium rights and unit sales	125,112	86,513	247,206	121,370
Hospitality revenues	19,129	11,481	32,038	23,484
Cost of sales - land	29,008	24,236	44,696	48,132
Other property operating costs	15,236	19,634	30,978	37,779
Rental property real estate taxes	7,329	6,568	14,077	12,768
Rental property maintenance costs	2,753	2,900	5,885	5,644
Hospitality costs	14,242	8,893	24,717	17,971
Provision for (recovery of) doubtful accounts	(352)	1,266	2,689	2,075
Demolition costs	490	1,496	962	1,613
Development-related marketing costs	6,339	5,594	10,870	11,837
Depreciation and amortization	24,952	25,069	47,924	46,579
Other income	(9,067)	(399)	(9,426)	(1,863)
Interest income	(435)	(271)	(704)	(407)
Equity in earnings from Real Estate and Other Affiliates	(20,275)	(1,081)	(22,207)	(2,869)
Gain on sale of 80 South Street Assemblage			(140,479)
REP EBT	106,170	46,171	320,023	83,985
Operating Segments | Master Planned Communities
Segments reporting
Land sales	61,098	45,433	103,040	93,514
Builder price participation	6,501	7,907	11,148	13,606
Minimum rents	142	215	282	429
Other land revenues	2,749	3,140	5,772	6,426
Other rental and property revenues	17	9	20	7
Total revenues	70,507	56,704	120,262	113,982
Cost of sales - land	29,008	24,236	44,696	48,132
Land sales operations	5,506	9,721	12,806	17,300
Land sales real estate and business taxes	2,300	2,242	4,594	4,646
Depreciation and amortization	81	95	164	190
Interest income	(5)	(15)	(21)	(31)
Interest expense	(5,004)	(4,684)	(10,343)	(9,446)
Equity in earnings from Real Estate and Other Affiliates	(8,874)		(8,874)
Total expenses	23,012	31,595	43,022	60,791
REP EBT	47,495	25,109	77,240	53,191
Operating Segments | Operating Assets
Segments reporting
Minimum rents	41,811	36,697	82,929	71,009
Other rental and property revenues	4,416	6,971	7,499	13,245
Total revenues	76,270	65,842	143,903	128,004
Tenant recoveries	10,914	10,693	21,437	20,266
Hospitality revenues	19,129	11,481	32,038	23,484
Other property operating costs	13,830	18,350	27,948	35,836
Rental property real estate taxes	6,709	5,990	12,851	11,510
Rental property maintenance costs	2,645	2,785	5,646	5,412
Hospitality costs	14,242	8,893	24,717	17,971
Provision for (recovery of) doubtful accounts	(353)	1,266	2,626	2,075
Demolition costs	6	1,496	478	1,613
Development-related marketing costs	1,988	2,748	3,088	5,014
Depreciation and amortization	22,613	22,887	43,814	41,649
Other income	(2,750)		(3,113)
Interest income	(8)	(9)	(16)	(19)
Interest expense	10,116	7,629	19,269	14,123
Equity in earnings from Real Estate and Other Affiliates	(899)	(160)	(2,826)	(1,044)
Total expenses	68,139	71,875	134,482	134,140
REP EBT	8,131	(6,033)	9,421	(6,136)
Operating Segments | Strategic Developments
Segments reporting
Minimum rents	83	77	134	744
Other land revenues	10	5	20	12
Other rental and property revenues	160	14	278	39
Total revenues	125,374	86,617	247,652	122,267
Tenant recoveries	9	8	14	102
Condominium rights and unit sales	125,112	86,513	247,206	121,370
Condominium rights and unit cost of sales	79,726	56,765	154,541	79,174
Other property operating costs	1,406	1,284	3,030	1,943
Rental property real estate taxes	620	578	1,226	1,258
Rental property maintenance costs	108	115	239	232
Provision for (recovery of) doubtful accounts	1		63
Demolition costs	484		484
Development-related marketing costs	4,351	2,846	7,782	6,823
Depreciation and amortization	660	601	1,319	1,617
Other income			(244)	(334)
Interest income	(125)	(166)	(131)	(166)
Interest expense	(1,899)	(1,580)	(3,033)	(3,385)
Equity in earnings from Real Estate and Other Affiliates	(10,502)	(921)	(10,507)	(1,825)
Gain on sale of 80 South Street Assemblage			(140,479)
Total expenses	74,830	59,522	14,290	85,337
REP EBT	$ 50,544	$ 27,095	$ 233,362	$ 36,930