Income Taxes (Schedule Of Reconciliation Of Federal Statutory Income Tax Rate) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Sep. 30, 2011		Sep. 30, 2010
Effective tax rate	38.40%	[1]	30.60%	[2]
Unfavorable Tax Impact [Member]
Amount of adjustment which impacted effective tax rate	$ 3.6
Percentage of adjustment which impacted the effective tax rate	0.90%
Favorable Tax Impact [Member]
Amount of adjustment which impacted effective tax rate			$ (28.0)
Percentage of adjustment which impacted the effective tax rate			6.60%

[1] During the three months ended September 30, 2011, the effective tax rate was impacted by net unfavorable discrete items of $3.6 million, or 0.9 percentage points. The discrete items included unfavorable amounts related to remeasuring certain unrecognized tax benefits, partially offset by the favorable impact of settling certain state tax matters.

[2] During the three months ended September 30, 2010, the effective tax rate was favorably impacted by $28.0 million, or 6.6 percentage points, attributable to recognizing no income tax expense on the sale of CareFusion common stock due to the release of a previously established deferred tax valuation allowance.