INCOME TAXES (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income (loss) from continuing operations before taxes
United States operations	$ 210.1	$ 175.9	$ 48.8
Foreign operations	31.5	1.8	4.7
Income before income taxes	241.6	177.7	53.5
Current income taxes:
Federal	106.2	63.5	17.2
State	14.9	6.7	1.7
Foreign	7.8	(4.5)	(19.3)
Total current	128.9	65.7	(0.4)
Deferred income taxes:
Federal	(49.0)	(11.7)	(3.5)
State	(2.0)	3.2	(0.2)
Foreign	(4.3)		(0.1)
Total deferred	(55.3)	(8.5)	(3.8)
Provision for (benefit from) income taxes	$ 73.6	$ 57.2	$ (4.2)