Severance and Exit Costs 2 (Details) (USD $) In Millions, unless otherwise specified													2 Months Ended
	Jun. 30, 2013	Mar. 31, 2013	Jun. 30, 2012	Mar. 31, 2012	Jun. 30, 2013 Severance Charges [Member]	Mar. 31, 2013 Severance Charges [Member]	Jun. 30, 2012 Severance Charges [Member]	Mar. 31, 2012 Severance Charges [Member]	Jun. 30, 2013 Facility Exit Charges [Member]	Mar. 31, 2013 Facility Exit Charges [Member]	Jun. 30, 2012 Facility Exit Charges [Member]	Mar. 31, 2012 Facility Exit Charges [Member]	Jun. 30, 2013 Fiscal Year 2014 Re-Balancing Plan [Member] Employee	Jun. 30, 2013 Fiscal Year 2014 Re-Balancing Plan [Member] Severance Charges [Member]	Jun. 30, 2013 Fiscal Year 2014 Re-Balancing Plan [Member] Facility Exit Charges [Member]	Jun. 30, 2013 Plans and Actions Prior to Fiscal Year 2014 [Member] Severance Charges [Member]	Jun. 30, 2012 Plans and Actions Prior to Fiscal Year 2014 [Member] Severance Charges [Member]	Jun. 30, 2013 Plans and Actions Prior to Fiscal Year 2014 [Member] Facility Exit Charges [Member]	Jun. 30, 2012 Plans and Actions Prior to Fiscal Year 2014 [Member] Facility Exit Charges [Member]
Severance and Exit Costs (Textual) [Abstract]
Workforce re-balancing													1,200
Cost incurred to date														$ 103	$ 17
Expected cost													150	120	30
Accrued balance	$ 126	$ 39	$ 41	$ 53	$ 93	$ 16	$ 5	$ 13	$ 33	$ 23	$ 36	$ 40				$ 10	$ 5	$ 16	$ 36