Fair Value Measurements Fair Value Measurements (Reconciliation of those Liabilities using Unobservable Inputs) (Details) (Fair Value, Inputs, Level 3, USD $) In Millions, unless otherwise specified	12 Months Ended
	Jun. 30, 2012
Fair Value, Inputs, Level 3
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Carrying value at June 30, 2011	$ 75
Realized gain, net	(71)	[1]
Carrying value of June 30, 2012	$ 4

[1] (1)Reflects changes in our estimate of performance in future measurement periods offset by implied interest for the period. Amount is included in acquisition-related costs in the consolidated statements of earnings.