COMBINED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
CASH FLOWS FROM OPERATING ACTIVITIES
Net income (loss)	$ (8,279)
Adjustments to reconcile net (loss) income to net cash provided by (used in) operating activities:
Depreciation and amortization	153,004
Unrealized (gains) losses on interest rate swaps	(33,725)
Straight-lining of rental income	(32,042)
Realized and unrealized gains, net, on real estate fund investments	(12,136)
Income from unconsolidated joint ventures	(2,986)
Distributions of income from unconsolidated joint ventures	1,993
Amortization of above and below-market leases, net	(1,762)
Amortization of deferred financing costs	1,170
Transfer taxes due in connection with the sale of shares by a former joint venture partner	5,872
Realized and unrealized gains on marketable securities	(924)
Other non-cash adjustments	8,091
Changes in operating assets and liabilities:
Real estate fund investments	(22)
Accounts and other receivables	(261)
Deferred charges	(12,523)
Other assets	2,721
Accounts payable and accrued expenses	(7,635)
Deferred income taxes	(202)
Other liabilities	1,972
Net cash provided by (used in) operating activities	62,326
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisitions of, and additions to, rental properties	(41,914)
Changes in restricted cash	9,550
Net cash used in investing activities	(32,364)
CASH FLOWS FROM FINANCING ACTIVITIES:
Dividends paid to common shareholders and unitholders	(35,325)
Contributions from noncontrolling interests	11,203
Distributions to noncontrolling interests	(5,673)
Repayment of mortgage notes and loans payable	(678)
Net cash (used in) provided by financing activities	(30,473)
Net decrease in cash and cash equivalents	(511)
Cash and cash equivalents at beginning of period	438,599
Cash and cash equivalents at end of period	438,088
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:
Cash payments for interest	78,860
Cash payments for income taxes	1,213
NON-CASH TRANSACTIONS:
Dividends and distributions payable	25,066
Contributions from non controlling interests called but not yet received	2,828
(Purchases) sale of marketable securities	$ (441)
Predecessor [Member]
CASH FLOWS FROM OPERATING ACTIVITIES
Net income (loss)		$ 62,707
Adjustments to reconcile net (loss) income to net cash provided by (used in) operating activities:
Depreciation and amortization		5,566
Unrealized (gains) losses on interest rate swaps		196
Straight-lining of rental income		90
Realized and unrealized gains, net, on real estate fund investments		(79,917)
Income from unconsolidated joint ventures		(2,035)
Distributions of income from unconsolidated joint ventures		1,768
Amortization of deferred financing costs		216
Realized and unrealized gains on marketable securities		(1,228)
Other non-cash adjustments		3,756
Changes in operating assets and liabilities:
Restricted cash		2,481
Real estate fund investments		(164,181)
Accounts and other receivables		(2,669)
Other assets		(3,456)
Accounts payable and accrued expenses		(2,945)
Profit sharing payables		5,414
Deferred income taxes		10,043
Other liabilities		1,693
Net cash provided by (used in) operating activities		(162,501)
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisitions of, and additions to, rental properties		(65,451)
Changes in restricted cash		253
Distributions of capital from unconsolidated joint ventures		1,123
Net cash used in investing activities		(64,075)
CASH FLOWS FROM FINANCING ACTIVITIES:
Dividends paid to common shareholders and unitholders		(22,323)
Contributions from noncontrolling interests		88,804
Distributions to noncontrolling interests		(2,183)
Contributions from Predecessor shareholders		1,253
Proceeds from loans payable to noncontrolling interests		39,075
Repayment of mortgage notes and loans payable		(1,877)
Offering costs		(9,577)
Net cash (used in) provided by financing activities		93,172
Net decrease in cash and cash equivalents		(133,404)
Cash and cash equivalents at beginning of period		307,161
Cash and cash equivalents at end of period		173,757
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:
Cash payments for interest		10,665
Cash payments for income taxes		5,168
NON-CASH TRANSACTIONS:
(Purchases) sale of marketable securities		$ 6,946