SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - EARNINGS PER SHARE (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income [Abstract]
Net earnings, basic	$ 126.4	$ 148.3	$ 151.9	$ 147.2	$ 120.2	$ 148.0	$ 153.3	$ 161.6	$ 573.8	$ 583.1	$ 519.7
Net earnings, diluted									$ 573.8	$ 583.1	$ 519.7
Shares [Abstract]
Outstanding shares, basic (in shares)									90.2	95.7	100.0
Dilutive effect of stock options (in shares)									1.1	0.8	0.9
Dilutive effect of restricted stock awards and other (in shares)									0	0.3	0.3
Dilutive effect of convertible debt, net of tax (in shares)									0.5	0.6	0.6
Outstanding shares, diluted (in shares)									91.8	97.4	101.8
Per Share Amount [Abstract]
Basic earnings per common share	$ 1.46	$ 1.66	$ 1.65	$ 1.58	$ 1.28	$ 1.56	$ 1.59	$ 1.66	$ 6.36	$ 6.09	$ 5.20
Diluted earnings per share (in dollars per share)	$ 1.43	$ 1.63	$ 1.62	$ 1.56	$ 1.26	$ 1.53	$ 1.56	$ 1.63	$ 6.25	$ 5.99	$ 5.11