UNAUDITED STATEMENT OF EQUITY Statement - 6 months ended Jun. 30, 2016 - USD ($) shares in Millions, $ in Millions	Total	Common Stock, Value [Member]	Treasury Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]
Stockholders' Equity at Dec. 31, 2015	$ (3,947.9)	$ (1.8)	$ (14.6)	$ (554.8)	$ (3,418.3)	$ 12.4
Shares, Issued at Dec. 31, 2015		177.3
Treasury Stock, Shares at Dec. 31, 2015	(0.5)		(0.5)
Net income	$ (1,060.8)	$ 0.0	$ 0.0	0.0	(1,060.8)	0.0
Stockholders' Equity, Other Shares		0.0	0.0
Stock Issued During Period, Shares, New Issues		61.0	0.0
Stock Issued During Period, Value, New Issues	781.6	$ 0.6	$ 0.0	781.0	0.0	0.0
Stock Issued During Period, Shares, Treasury Stock Reissued			(0.5)
Stock Granted, Value, Share-based Compensation, Net of Forfeitures		$ 0.0
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures		2.3
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures	10.8		$ 6.0	16.8	0.0	0.0
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax	0.6	$ 0.0	0.0	0.0	0.0	0.6
Stockholders' Equity at Jun. 30, 2016	$ (3,680.1)	$ (2.4)	$ (20.6)	$ (1,352.6)	$ (2,357.5)	$ 11.8
Shares, Issued at Jun. 30, 2016		240.6
Treasury Stock, Shares at Jun. 30, 2016	(1.0)		(1.0)