SEGMENTS (Details 2) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Segments reporting
Land sales	$ 40,218	$ 34,152	$ 120,235	$ 75,692
Builder price participation	1,867	1,233	4,208	2,351
Minimum rents	23,135	19,403	62,609	53,098
Tenant recoveries	6,065	5,398	17,932	14,537
Condominium unit sales		9,071	267	19,495
Other land revenues	6,385	5,537	13,433	9,093
Resort and conference center revenues	8,328	7,200	29,954	7,200
Other rental and property revenues	8,817	4,679	19,879	9,130
Total revenues	94,815	86,673	268,517	190,596
Cost of sales - land	21,439	27,033	63,096	51,907
Condominium unit cost of sales		5,470	96	13,722
Master Planned Community operations	9,936	10,734	30,962	22,313
Rental property real estate taxes	3,574	2,010	10,583	7,793
Rental property maintenance costs	2,263	2,155	6,304	5,278
Resort and conference center operations	6,965	6,352	21,750	6,352
Other property operating costs	16,933	14,961	46,306	34,413
Provision for (recovery of) doubtful accounts	240	(141)	285	174
Depreciation and amortization	6,764	7,208	17,715	13,592
Interest income	(2,375)	(2,341)	(7,048)	(7,097)
Interest expense	445		646
Early extinguishment of debt		11,305		11,305
Equity in Earnings from Real Estate Affiliates	(310)	(166)	(3,432)	(7,787)
Segment Basis
Segments reporting
REP EBT	26,830	(358)	74,946	36,225
Segment Basis | Master Planned Communities
Segments reporting
Land sales	40,218	34,152	120,235	122,465
Builder price participation	1,867	1,233	4,208	3,459
Minimum rents	130	122	384	753
Other land revenues	6,385	5,597	13,401	13,017
Other rental and property revenues	(7)		28
Total revenues	48,593	41,104	138,256	139,694
Cost of sales - land	21,439	27,033	63,096	75,839
Land sales operations	8,209	8,430	25,382	24,782
Land sales real estate and business taxes	1,751	2,059	5,533	6,009
Depreciation and amortization	64	23	67	69
Interest income	(49)	(70)	(179)	(434)
Interest expense	(3,638)	(3,808)	(10,709)	(11,306)
Total expenses	27,776	33,667	83,190	94,959
Venture partner share of The Woodlands EBT				(10,088)
REP EBT	20,817	7,437	55,066	34,647
Segment Basis | Operating Assets
Segments reporting
Minimum rents	22,788	19,072	61,532	54,504
Tenant recoveries	6,030	5,387	17,817	15,452
Resort and conference center revenues	8,328	7,200	29,954	26,306
Other rental and property revenues	4,342	4,593	15,307	15,026
Total revenues	41,488	36,252	124,610	111,288
Rental property real estate taxes	2,934	2,829	8,160	8,139
Rental property maintenance costs	2,126	2,016	5,851	5,284
Resort and conference center operations	6,965	6,352	21,750	20,256
Other property operating costs	14,853	14,249	43,274	40,776
Provision for (recovery of) doubtful accounts	237	(136)	386	308
Depreciation and amortization	6,440	6,961	16,969	17,168
Interest income	(48)	(46)	(134)	(81)
Interest expense	4,313	4,050	11,373	11,459
Early extinguishment of debt		11,305		11,305
Equity in Earnings from Real Estate Affiliates	(310)	(166)	(3,432)	(3,139)
Total expenses	37,510	47,414	104,197	111,475
Venture partner share of The Woodlands EBT				(1,067)
REP EBT	3,978	(11,162)	20,413	(1,254)
Segment Basis | Strategic Developments
Segments reporting
Minimum rents	217	209	693	658
Tenant recoveries	35	11	115	146
Condominium unit sales		9,071	267	19,495
Other land revenues		(60)	32
Other rental and property revenues	4,482	86	4,544	1,096
Total revenues	4,734	9,317	5,651	21,395
Condominium unit cost of sales		5,470	96	13,722
Condominium sales operations	(24)	245	47	860
Rental property real estate taxes	640	(819)	2,423	626
Rental property maintenance costs	137	139	453	471
Other property operating costs	2,080	712	3,032	2,697
Provision for (recovery of) doubtful accounts	3	(5)	(101)	(143)
Depreciation and amortization	56	59	173	176
Interest expense	(193)	149	61	154
Total expenses	2,699	5,950	6,184	18,563
REP EBT	2,035	3,367	(533)	2,832
Consolidated Properties
Segments reporting
REP EBT	26,520	(524)	71,514	23,728
Consolidated Properties | Master Planned Communities
Segments reporting
Land sales	40,218	34,152	120,235	75,692
Builder price participation	1,867	1,233	4,208	2,351
Minimum rents	130	122	384	739
Other land revenues	6,385	5,597	13,401	9,093
Other rental and property revenues	(7)		28
Total revenues	48,593	41,104	138,256	87,875
Cost of sales - land	21,439	27,033	63,096	51,907
Land sales operations	8,209	8,430	25,382	16,343
Land sales real estate and business taxes	1,751	2,059	5,533	5,110
Depreciation and amortization	64	23	67	23
Interest income	(49)	(70)	(179)	(70)
Interest expense	(3,638)	(3,808)	(10,709)	(8,936)
Total expenses	27,776	33,667	83,190	64,377
REP EBT	20,817	7,437	55,066	23,498
Consolidated Properties | Operating Assets
Segments reporting
Minimum rents	22,788	19,072	61,532	51,701
Tenant recoveries	6,030	5,387	17,817	14,391
Resort and conference center revenues	8,328	7,200	29,954	7,200
Other rental and property revenues	4,342	4,593	15,307	8,034
Total revenues	41,488	36,252	124,610	81,326
Rental property real estate taxes	2,934	2,829	8,160	7,167
Rental property maintenance costs	2,126	2,016	5,851	4,807
Resort and conference center operations	6,965	6,352	21,750	6,352
Other property operating costs	14,853	14,249	43,274	31,716
Provision for (recovery of) doubtful accounts	237	(136)	386	317
Depreciation and amortization	6,440	6,961	16,969	13,200
Interest income	(48)	(46)	(134)	(79)
Interest expense	4,313	4,050	11,373	9,143
Early extinguishment of debt		11,305		11,305
Total expenses	37,820	47,580	107,629	83,928
REP EBT	3,668	(11,328)	16,981	(2,602)
Consolidated Properties | Strategic Developments
Segments reporting
Minimum rents	217	209	693	658
Tenant recoveries	35	11	115	146
Condominium unit sales		9,071	267	19,495
Other land revenues		(60)	32
Other rental and property revenues	4,482	86	4,544	1,096
Total revenues	4,734	9,317	5,651	21,395
Condominium unit cost of sales		5,470	96	13,722
Condominium sales operations	(24)	245	47	860
Rental property real estate taxes	640	(819)	2,423	626
Rental property maintenance costs	137	139	453	471
Other property operating costs	2,080	712	3,032	2,697
Provision for (recovery of) doubtful accounts	3	(5)	(101)	(143)
Depreciation and amortization	56	59	173	176
Interest expense	(193)	149	61	154
Total expenses	2,699	5,950	6,184	18,563
REP EBT	2,035	3,367	(533)	2,832
Real Estate Affiliates
Segments reporting
REP EBT	310	166	3,432	12,497
Real Estate Affiliates | Master Planned Communities
Segments reporting
Land sales				46,773
Builder price participation				1,108
Minimum rents				14
Other land revenues				3,924
Total revenues				51,819
Cost of sales - land				23,932
Land sales operations				8,439
Land sales real estate and business taxes				899
Depreciation and amortization				46
Interest income				(364)
Interest expense				(2,370)
Total expenses				30,582
Venture partner share of The Woodlands EBT				(10,088)
REP EBT				11,149
Real Estate Affiliates | Operating Assets
Segments reporting
Minimum rents				2,803
Tenant recoveries				1,061
Resort and conference center revenues				19,106
Other rental and property revenues				6,992
Total revenues				29,962
Rental property real estate taxes				972
Rental property maintenance costs				477
Resort and conference center operations				13,904
Other property operating costs				9,060
Provision for (recovery of) doubtful accounts				(9)
Depreciation and amortization				3,968
Interest income				(2)
Interest expense				2,316
Equity in Earnings from Real Estate Affiliates	(310)	(166)	(3,432)	(3,139)
Total expenses	(310)	(166)	(3,432)	27,547
Venture partner share of The Woodlands EBT				(1,067)
REP EBT	$ 310	$ 166	$ 3,432	$ 1,348