Derivative Instruments & Hedging Activities (Pre-Tax Gains (Losses) On Derivatives Not Designated As Hedging Instruments) (Details) (Not Designated As Hedging Instrument [Member], USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2011	Dec. 31, 2010
Total gain (loss) recognized in earnings	$ (652)	$ (1,075)	$ (156)	$ (1,694)
Interest Expense [Member]
Interest Contracts	0	0	0	0
Net Sales And Other Operating Income [Member]
FX Contracts	17	27	33	(7)
Cost Of Products Sold [Member]
FX Contracts	18	5	(116)	64
Commodity Contracts	(624)	(1,158)	(4)	(1,807)
Other Income (Expense) - Net [Member]
Interest Contracts		55		24
FX Contracts	$ (63)	$ (4)	$ (69)	$ 32