OTHER ASSETS AND LIABILITIES (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Prepaid Expenses and Other Assets
Condominium receivables	$ 169,642		$ 169,642		$ 191,037
Condominium deposits	478,251		478,251		55,749
Special Improvement District receivable	66,300		66,300		72,558
Equipment, net of accumulated depreciation of $4.3 million and $3.9 million, respectively	17,930		17,930		18,772
Tenant incentives and other receivables	8,811		8,811		10,480
Security and escrow deposits	10,381		10,381		17,599
Prepaid expenses	11,743		11,743		8,474
Federal income tax receivable	11,564		11,564		11,972
Intangibles	4,085		4,085		4,045
Uncertain tax position asset	256		256		112
Other	3,447		3,447		5,347
Total prepaid expenses and other assets	820,240		820,240		441,190
Accumulated depreciation on other equipment	4,900		4,900		3,900
Condominium receivable expected to be collected in 2016	32,300		32,300
Condominium receivable expected to be collected in 2017	137,300		137,300
Reimbursement from a tenant	11,657	$ 10,706	33,108	$ 31,074
Accounts Payable and Accrued Expenses
Construction payables	188,501		188,501		185,731
Deferred income	104,686		104,686		117,730
Condominium deposit liabilities	106,258		106,258		50,192
Accounts payable and accrued expenses	42,179		42,179		33,928
Tenant and other deposits	33,740		33,740		34,894
Accrued interest	29,014		29,014		16,504
Accrued payroll and other employee liabilities	24,313		24,313		31,271
Accrued real estate taxes	19,875		19,875		15,134
Interest rate swaps	27,794		27,794		4,217
Straight-line ground rent liability (a)	12,962		12,962		10,757
Above-market ground leases	1,994		1,994		2,113
Other	11,921		11,921		12,883
Total accounts payable and accrued expenses	603,237		603,237		515,354
Prepaid Expenses and Other Current Assets
Prepaid Expenses and Other Assets
Increase in prepaid expenses and other assets			379,100
Increase in prepaid expense			3,300
Other increases	4,100		100
Decrease in condominium receivables			21,400
Decrease in SID receivable			6,300
Decrease due to amortization of in-place leases	5,900
Reimbursement from a tenant	1,900
Accounts Payable and Accrued Expenses
Prepaid Expenses and Other Assets
Construction payables			12,500
Accounts Payable and Accrued Expenses
Increase in accounts payable and accrued expenses			87,900
Increase in condominium deposits liability			56,100
Increase in interest rate swap liability			23,600
Increase in accrued payroll and other employee liabilities			(7,000)
Increase in accrued real estate taxes			4,700
Other immaterial increases			4,900
Decrease in deferred income			13,000
Other immaterial decreases			(2,200)
Grandview SHG, LLC | Prepaid Expenses and Other Current Assets
Prepaid Expenses and Other Assets
Decrease in security and escrow deposits	(7,200)
Summerlin | Accounts Payable and Accrued Expenses
Accounts Payable and Accrued Expenses
Increase in accounts payable and accrued expenses			8,300
Ward Village | Prepaid Expenses and Other Current Assets
Prepaid Expenses and Other Assets
Increase (decrease) in condominium deposits			422,500
Leases, Acquired-in-Place
Prepaid Expenses and Other Assets
Net carrying amount	16,254		16,254		22,139
Ground Leases below Market
Prepaid Expenses and Other Assets
Net carrying amount	19,071		19,071		19,325
Tenant Leases above Market
Prepaid Expenses and Other Assets
Net carrying amount	$ 2,505		$ 2,505		$ 3,581