Supplemental Balance Sheet Information (Components of Prepaid Expenses and Other) (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012	Jun. 30, 2012
Components Of Prepaid Expenses And Other Current Assets
Deferred tax assets (Note 7)	$ 233.6	$ 273.5
Prepaid taxes and tax refunds receivable	145.9	141.1
Prepaid brochure costs, paper and other literature	95.7	111.8
Receivables other than trade	86.6	131.6
Short-term investments	31.2	16.5
Healthcare trust assets (Note 12)	0.5	26.9	40.0
Interest-rate swap agreements interest (Notes 8 and 9)	0	19.5
Other	95.8	106.1
Prepaid expenses and other	$ 689.3	$ 827.0