Consolidated and Combined Statements of Equity - USD ($) shares in Millions, $ in Millions	Total	Common stock	Accum Deficit	Paid-In Capital	Partnership Capital	Accum Other Comprehensive Loss	Total Shareholder’s Equity/ Parent’s Net Investment	Non Controlling Interest
Beginning Balance (in shares) at Dec. 31, 2012		0.0
Beginning Balance at Dec. 31, 2012	$ 500.1	$ 0.0	$ 0.0	$ 7.1	$ 493.0	$ 0.0	$ 500.1	$ 0.0
Ending Balance at Dec. 31, 2013	777.6	$ 0.2	(18.9)	340.7	0.0	0.0	322.0	455.6
Ending Balance (in shares) at Dec. 31, 2013		22.0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(14.5)		(14.5)				(14.5)
Common stock issued (in shares)		16.0
Common stock issued	356.0	$ 0.2		355.8			356.0
IPO costs	(1.3)			(1.3)			(1.3)
Noncontrolling interest in net loss	(6.7)		6.7				6.7	(6.7)
Stock based compensation (in shares)		0.7
Stock based compensation	10.3			10.3			10.3
Dividends declared	(54.9)		(29.2)				(29.2)	(25.7)
Foreign currency translation adjustments	(0.3)					(0.2)	(0.2)	(0.1)
Redemption of noncontrolling interest	(355.9)			(189.0)			(189.0)	(166.9)
Ending Balance at Dec. 31, 2014	717.0	$ 0.4	(55.9)	516.5	0.0	(0.2)	460.8	256.2
Ending Balance (in shares) at Dec. 31, 2014		38.7
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	$ (20.2)		(20.2)				(20.2)
Common stock issued (in shares)	0.2	33.6
Common stock issued	$ 799.5	$ 0.3		799.2			799.5
IPO costs	(0.8)			(0.8)			(0.8)
Noncontrolling interest in net loss	(4.8)		4.8				4.8	(4.8)
Stock based compensation (in shares)		0.3
Stock based compensation	14.4			14.4			14.4
Dividends declared	(90.9)		(74.6)				(74.6)	(16.3)
Foreign currency translation adjustments	(0.2)					(0.2)	(0.2)
Redemption of noncontrolling interest	(596.4)			(412.3)			(412.3)	(184.1)
Conversion of operating partnership units to common stock				51.0			51.0	(51.0)
Tax payment upon exercise of equity awards	(0.8)			(0.8)			(0.8)
Ending Balance at Dec. 31, 2015	$ 821.6	$ 0.7	$ (145.9)	$ 967.2	$ 0.0	$ (0.4)	$ 821.6	$ 0.0
Ending Balance (in shares) at Dec. 31, 2015		72.6