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SUBSEQUENT EVENTS (Details) shares in Millions		3 Months Ended
	May. 04, 2016 shares	Mar. 31, 2016 $ / shares shares	Mar. 31, 2015 $ / shares shares	Dec. 31, 2015 $ / shares shares
Pro forma share and per share reverse stock split
Common stock - $0.01 par value. Weighted-average outstanding shares - diluted		385.3	382.1
Diluted (in dollars per share) | $ / shares		$ (0.13)	$ (0.26)
Common stock, par value (in dollars per share) | $ / shares		$ 0.01		$ 0.01
Common stock, authorized shares		2,000.0		2,000.0
Preferred stock, authorized shares		200.0		200.0
As Reported
Pro forma share and per share reverse stock split
Common stock - $0.01 par value. Weighted-average outstanding shares - diluted		385.3	382.1
Diluted (in dollars per share) | $ / shares		$ (0.13)	$ (0.26)
Pro Forma
Pro forma share and per share reverse stock split
Common stock - $0.01 par value. Weighted-average outstanding shares - diluted		38.5	38.2
Diluted (in dollars per share) | $ / shares		$ (1.30)	$ (2.62)
Subsequent event
Pro forma share and per share reverse stock split
reverse stock split ratio	10
Common stock, authorized shares	200.0
Preferred stock, authorized shares	20.0

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