Restructuring and Employee Severance (Activity Related to Restructuring and Employee Severance Costs) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended				6 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2013		Dec. 31, 2012
Restructuring Cost and Reserve
Employee-related costs	$ 4	[1]	$ 0	[1]	$ 8	[1]	$ 5	[1]
Facility exit and other costs	6	[2]	1	[2]	12	[2]	1	[2]
Restructuring and employee severance	10		1		20		6
Fiscal 2013 Medical Restructuring
Restructuring Cost and Reserve
Restructuring and employee severance	$ 6				$ 12

[1] Employee-related costs primarily consist of termination benefits provided to employees who have been involuntarily terminated and duplicate payroll costs during transition periods.

[2] Facility exit and other costs primarily consist of lease termination costs, accelerated depreciation, equipment relocation costs, project consulting fees and costs associated with restructuring our delivery of information technology infrastructure services.