CONSOLIDATED STATEMENT OF CHANGES IN EQUITY (USD $)		Total USD ($)	Member Units [Member] USD ($)	Series D preferred stock [Member] USD ($)	Preferred stock (excluding Series D Preferred Stock) [Member] USD ($)	Convertible Preferred Stock [Member]	Preferred Stock [Member] USD ($)	Preferred Stock [Member] Preferred OP Units USD ($)		Preferred Stock [Member] Convertible Preferred Stock [Member] USD ($)	Common Stock [Member] USD ($)	Common Stock [Member] Common OP Units USD ($)		Additional Paid-in Capital [Member] USD ($)	Additional Paid-in Capital [Member] Common OP Units USD ($)	Additional Paid-in Capital [Member] Preferred OP Units USD ($)	Accumulated Other Comprehensive Income (Loss) [Member] USD ($)	Accumulated Deficit [Member] USD ($)	Accumulated Deficit [Member] Series D preferred stock [Member] USD ($)	Accumulated Deficit [Member] Preferred stock (excluding Series D Preferred Stock) [Member] USD ($)	Parent [Member] USD ($)	Parent [Member] Common OP Units USD ($)	Parent [Member] Preferred OP Units USD ($)	Parent [Member] Series D preferred stock [Member] USD ($)	Parent [Member] Preferred stock (excluding Series D Preferred Stock) [Member] USD ($)	Parent [Member] Convertible Preferred Stock [Member]	Non-Controlling Interests [Member] USD ($)	Non-Controlling Interests [Member] Common OP Units USD ($)	Non-Controlling Interests [Member] Preferred OP Units USD ($)	Non-Controlling Interests [Member] Member Units [Member] USD ($)
Value, outstanding, beginning balance at Dec. 31, 2012	[1]	$ 1,668,760,000					$ 70,000				$ 1,846,000			$ 1,778,883,000			$ (3,934,000)	$ (124,286,000)			$ 1,652,579,000						$ 16,181,000
Shares, outstanding, beginning balance at Dec. 31, 2012	[1]										184,553,676
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of stock, net ( in shares)	[1]					360,000				360,000	63,056,895															360,000
Issuance of stock, net	[1]	1,967,943,000								35,930,885	628,000			1,967,315,000							1,967,943,000
Excess of ARCT IV Merger consideration over historical cost	[1]	(555,683,000)												(555,683,000)							(555,683,000)
Conversion of Units to stock	[1]											6,000			5,793,000							5,799,000						(5,799,000)
Offering cost, commissions and dealer manager fees	[1],[2]	(163,814,000)												(163,814,000)							(163,814,000)
Conversion of Units to stock, shares	[1]											599,233
Common stock issued through distribution reinvestment plan (in shares)	[1]										832,591
Common stock issued through dividend reinvestment plan	[1]	20,615,000									8,000			20,607,000							20,615,000
Common stock repurchases	[1]	(350,397,000)									(277,000)			(350,120,000)							(350,397,000)
Common stock repurchases (in shares)	[1]										(27,697,412)
Equity-based compensation	[1]	6,791,000									3,000			3,106,000							3,109,000						3,682,000
Equity-based compensation (in shares)	[1]										345,491
Distributions declared on common stock	[1]	(109,972,000)																(109,972,000)			(109,972,000)
Issuance of OP Units	[1]	107,771,000																									107,771,000
Distributions to non-controlling interest holders	[1]	(3,463,000)																									(3,463,000)
Contributions from non-controlling interest holders	[1]	29,758,000																									29,758,000
Net loss	[1]	(218,212,000)																(213,483,000)			(213,483,000)						(4,729,000)
Other comprehensive income	[1]	11,516,000															11,516,000				11,516,000
Value, outstanding, ending balance at Jun. 30, 2013	[1]	2,411,973,000					430,000				2,214,000			2,706,087,000			7,582,000	(447,741,000)			2,268,572,000						143,401,000
Shares, outstanding, ending balance at Jun. 30, 2013	[1]						42,921,213				221,690,474
Value, outstanding, beginning balance at Dec. 31, 2013	[1]	2,229,228,000					422,000				2,392,000			2,940,907,000			7,666,000	(877,957,000)			2,073,430,000						155,798,000
Shares, outstanding, beginning balance at Dec. 31, 2013	[1]						42,199,547				239,234,725
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of stock, net ( in shares)	[1],[3]										662,305,318
Issuance of stock, net	[1],[3]	8,923,570,000									6,623,000			8,916,947,000							8,923,570,000
Conversion of Units to stock	[1]							5,000				10,000			14,715,000	10,795,000						14,725,000	10,800,000					(14,725,000)	(10,800,000)
Conversion of Units to stock, shares		500,000						530,466	[1]			1,017,355	[1]
Distributions	[1]			(2,280,000)	(44,468,000)														(2,280,000)	(44,468,000)				(2,280,000)	(44,468,000)
Contributions from non-controlling interest holders	[1]	982,000																									982,000
Non-controlling interests retained in Cole Merger	[1]	24,766,000																									24,766,000
Equity-based compensation	[1]	27,264,000												20,384,000							20,384,000						6,880,000
Distributions declared on common stock	[1]	(368,339,000)																(368,339,000)			(368,339,000)
Issuance of OP Units	[1]		152,484,000																											152,484,000
Distributions to non-controlling interest holders	[1]	(21,967,000)																									(21,967,000)
Net loss	[1]	(362,438,000)																(346,164,000)			(346,164,000)						(16,274,000)
Other comprehensive income	[1]	(608,000)															(608,000)				(608,000)
Issuance of restricted share awards, net	[1]	(2,019,000)									54,000			(2,073,000)							(2,019,000)
Issuance of restricted share awards, net (in shares)	[1]										5,361,423
Value, outstanding, ending balance at Jun. 30, 2014	[1]	$ 10,556,175,000					$ 427,000				$ 9,079,000			$ 11,901,675,000			$ 7,058,000	$ (1,639,208,000)			$ 10,279,031,000						$ 277,144,000
Shares, outstanding, ending balance at Jun. 30, 2014	[1]						42,730,013				907,918,821

[1] For discussion on the restatement adjustments, see Note 2 - Restatement of Previously Issued Financial Statements.

[2] Includes $158.7 million to affiliates of the Former Manager (as defined in Note 1) for the six months ended June 30, 2013.

[3] Includes $2.2 million to affiliates of the Former Manager (as defined in Note 1) for the six months ended June 30, 2014.