Restructuring and Employee Severance (Liabilities Associated with Restructuring and Employee Severance Activities) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Sep. 30, 2013
Employee-Related Costs
Restructuring Reserve [Roll Forward]
Balance at June 30, 2013	$ 55
Additions to Restructuring Reserve	7
Restructuring Reserve, Period Increase (Decrease)	(15)
Balance at September 30, 2013	47
Facility Exit and Other Costs
Restructuring Reserve [Roll Forward]
Balance at June 30, 2013	2
Additions to Restructuring Reserve	0
Restructuring Reserve, Period Increase (Decrease)	(1)
Balance at September 30, 2013	1
Total
Restructuring Reserve [Roll Forward]
Balance at June 30, 2013	57
Additions to Restructuring Reserve	7
Restructuring Reserve, Period Increase (Decrease)	(16)
Balance at September 30, 2013	$ 48