COMBINED CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in-Capital [Member]	Earnings (Less than) In Excess of Distributions [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Predecessor Shareholders' Equity [Member]	Noncontrolling Interest [Member] Consolidated Real Estate Funds [Member]	Noncontrolling Interest [Member] Consolidated Joint Ventures [Member]	Noncontrolling Interest [Member] Operating Partnership [Member]
Beginning balance (Predecessor [Member]) at Dec. 31, 2013	$ 2,025,444					$ 321,769	$ 1,703,675
Net income (loss) | Predecessor [Member]	109,398					21,510	87,888
Contributions | Predecessor [Member]	296,409					23,688	272,721
Distributions | Predecessor [Member]	(442,462)					(176,434)	(266,028)
Deemed contributions | Predecessor [Member]	187,389					187,389
Ending balance (Predecessor [Member]) at Nov. 23, 2014	2,176,178					377,922	1,798,256
Net income (loss)	72,722			$ 57,308			135	$ 1,353	$ 13,926
Common shares issued upon redemption of common units		$ 2	$ 3,890						(3,892)
Common shares issued upon redemption of common units		210,000
Common shares issued initial public offering		150,650,000
Common shares issued initial public offering, value	2,498,200	$ 1,507	2,496,693
Common shares issued private placement		3,914,000
Common shares issued private placement value	68,500	$ 39	68,461
Common shares issued acquire property interest		11,279,000
Common shares issued acquire property interest, value	209,316	$ 113	209,203
Common shares issued under Omnibus share plan		6,000
Common shares issued under Omnibus share plan, value	1	$ 1
Common units issued Founders Grant	71,000								71,000
Common units issued under Omnibus share plan			(13,702)						13,702
Allocation of equity resulting from shares issued in connection with the Formation Transactions		46,048,000
Allocation of equity resulting from units issued in connection with the Formation Transactions, Value	410,385	$ 460	1,130,868			$ (377,922)	(1,509,417)	347,219	819,177
Contributions from noncontrolling interests	57,843						57,843
Distributions to noncontrolling interests	(8,488)						(7,683)	(805)
Adjustments to noncontrolling interests			(43,981)						43,981
Other	(704)						(1,064)	51	309
Ending balance at Dec. 31, 2014	5,554,953	$ 2,122	3,851,432	57,308			338,070	347,818	958,203
Common stock, shares outstanding at Dec. 31, 2014		212,107,000
Net income (loss)	21,143			(4,419)			21,173	5,459	(1,070)
Common shares issued under Omnibus share plan		5,000
Common units issued under Omnibus share plan	4		(2,127)						2,131
Dividends and distributions	(110,525)			(88,874)					(21,651)
Contributions from noncontrolling interests	167,929						165,399	2,530
Distributions to noncontrolling interests	(56,636)						(55,905)	(731)
Change in value of interest rate swaps	(9,241)				$ (7,431)				(1,810)
Pro rata share of other comprehensive income (loss) of unconsolidated joint ventures	(512)				(412)				(100)
Acquisition of noncontrolling interests' in unconsolidated joint ventures and funds	(263,416)		(91,417)				(53,772)	(118,227)
Adjustments to noncontrolling interests			43,981						(43,981)
Amortization of equity awards	7,784		1,459						6,325
Other	(933)		(470)	(135)			(328)
Ending balance at Dec. 31, 2015	$ 5,310,550	$ 2,122	3,802,858	(36,120)	(7,843)		414,637	236,849	898,047
Common stock, shares outstanding at Dec. 31, 2015	212,112,137	212,112,000
Deconsolidation of real estate fund investments upon adoption of ASU 2015-02 at Dec. 31, 2015	$ (351,035)						(351,035)
Ending balance, after adjustment at Dec. 31, 2015	4,959,515	$ 2,122	3,802,858	(36,120)	(7,843)		63,602	236,849	898,047
Net income (loss)	2,069			(9,934)			(1,316)	15,423	(2,104)
Common shares issued upon redemption of common units		$ 178	312,079						(312,257)
Common shares issued upon redemption of common units		17,808,000
Common shares issued under Omnibus share plan		95,000
Dividends and distributions	(100,601)			(83,805)					(16,796)
Contributions from noncontrolling interests	7,651						2,500	5,151
Distributions to noncontrolling interests	(3,636)							(3,636)
Change in value of interest rate swaps	8,161				8,203				(42)
Pro rata share of other comprehensive income (loss) of unconsolidated joint ventures	17				12				5
Amortization of equity awards	12,528		2,034						10,494
Other	243		16	205			7	1	14
Ending balance at Dec. 31, 2016	$ 4,885,947	$ 2,300	$ 4,116,987	$ (129,654)	$ 372		$ 64,793	$ 253,788	$ 577,361
Common stock, shares outstanding at Dec. 31, 2016	230,015,356	230,015,000