SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 3) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2013	Mar. 31, 2012	Dec. 31, 2012 Out-of-period adjustments	Sep. 30, 2012 Out-of-period adjustments	Mar. 31, 2013 Out-of-period adjustments
Out-of-period Adjustments
Net increase (decrease) in earnings before taxes	$ 232.5	$ 197.0	$ 1,342.4	$ 1,201.9	$ 13.6	$ (5.9)	$ 7.7
Net increase (decrease) in net earnings	$ 178.9	$ 131.3	$ 927.9	$ 808.3	$ 9.1	$ (7.4)	$ 1.7
Net increase (decrease) in diluted net earnings per common share (in dollars per share)	$ 0.45	$ 0.33	$ 2.35	$ 2.03	$ 0.02	$ (0.02)	$ 0.00