OTHER ASSETS AND LIABILITIES (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Sep. 30, 2016	Dec. 31, 2016
Prepaid Expenses and Other Assets
Condominium receivables	$ 265,999			$ 210,219
Condominium deposits	159,530			193,197
SID receivables	61,129			61,603
Straight-line ground rent liability	13,585			13,126
Equipment, net of accumulated depreciation of $4.9 million and $3.9 million, respectively	17,172			17,556
Security and escrow deposits	54,605			61,304
Tenant incentives and other receivables	18,704			8,773
Prepaid expenses	11,323			11,177
Federal income tax receivable	16,186			15,763
Intangibles	36,350			4,046
Other	3,537			13,902
Total prepaid expenses and other assets	714,412			666,516
Accumulated depreciation on other equipment	5,700			4,900
Reimbursement from a tenant	11,399	$ 10,528
Accounts Payable and Accrued Expenses
Construction payables	203,141			207,917
Deferred income	82,259			85,158
Condominium deposit liabilities	121,527			117,015
Accounts payable and accrued expenses	30,683			33,050
Tenant and other deposits	24,700			28,559
Accrued interest	6,683			16,897
Accrued payroll and other employee liabilities	13,543			36,937
Accrued real estate taxes	8,386			16,726
Interest Rate Swaps	(540)			(149)
Straight-line ground rent liability	33,267			31,518
Above-market ground leases	1,174			1,762
Other	11,601			15,012
Total accounts payable and accrued expenses	516,742			572,010
Prepaid Expenses and Other Current Assets [Member]
Prepaid Expenses and Other Assets
Increase (Decrease) in Prepaid Expense	32,300
Increase in prepaid expenses and other assets	47,900
Increase (decrease) in condominium deposits	(33,700)
Increase (Decrease) in security and escrow deposits	(6,700)
Other net	2,400
Increase (Decrease) in other assets	(10,400)
Other receivables	9,900
Decrease in other receivables	1,700
Accounts Payable and Accrued Liabilities [Member]
Accounts Payable and Accrued Expenses
Increase in accounts payable and accrued expenses	(55,300)
Increase in condominium deposits liability	(3,900)
Increase in accrued interest	(10,200)
Increase in construction payable	(4,800)
Increase in interest rate swap liability	(24,100)
Increase in accrued payroll and other employee liabilities	(23,400)
Decrease in accrued real estate taxes	(8,300)
Decrease in other liabilities	(3,400)
Decrease in deferred income	(2,900)
Decrease in other accounts payable and accrued expenses	(2,400)
Other immaterial decreases	(1,000)
Increase in condominium deposit liabilities	4,500
Other immaterial increases	500
Ward Village [Member] | Prepaid Expenses and Other Current Assets [Member]
Prepaid Expenses and Other Assets
Increase (Decrease) in condominium receivables			$ 55,800
Leases, Acquired-in-Place [Member]
Prepaid Expenses and Other Assets
Net carrying amount	15,466			16,015
Ground Leases below Market [Member]
Prepaid Expenses and Other Assets
Net carrying amount	18,901			18,986
Ground Leases above Market [Member]
Prepaid Expenses and Other Assets
Net carrying amount	$ 2,243			$ 2,457