Restructuring and Employee Severance (Liabilities Associated with Restructuring and Employee Severance Activities) (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Mar. 31, 2014
Employee-Related Costs
Restructuring Reserve [Roll Forward]
Balance at June 30, 2013	$ 55
Additions to Restructuring Reserve	17
Restructuring Reserve, Period Increase (Decrease)	(42)
Balance at December 31, 2013	30
Facility Exit and Other Costs
Restructuring Reserve [Roll Forward]
Balance at June 30, 2013	2
Additions to Restructuring Reserve	1
Restructuring Reserve, Period Increase (Decrease)	(2)
Balance at December 31, 2013	1
Total
Restructuring Reserve [Roll Forward]
Balance at June 30, 2013	57
Additions to Restructuring Reserve	18
Restructuring Reserve, Period Increase (Decrease)	(44)
Balance at December 31, 2013	$ 31