Accumulated Other Comprehensive Income / (Loss) Reclassifications out of Other Comprehensive Income (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Sep. 30, 2014		Sep. 30, 2013
Reclassifications out of Accumulated Other Comprehensive Income [Line Items]
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax	$ (250)
Hedges and investment securities, net of tax	408		(239)
Other Comprehensive Income (Loss), Available-for-sale Securities, Tax	(1)
Net of tax	(3)		14
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Tax	(90)
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax	282		(56)
Reclassifications out of Accumulated Other Comprehensive Income	(12)
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges
Reclassifications out of Accumulated Other Comprehensive Income [Line Items]
Interest Rate Cash Flow Hedge Gain (Loss) Reclassified to Earnings, Net	2	[1]	2	[1]
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax	62		(2)
Gains and Losses on Hedges and Investment Securities, before tax	64		0
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax	(1)		(1)
Hedges and investment securities, net of tax	63		(1)
Pension Plan [Member]
Reclassifications out of Accumulated Other Comprehensive Income [Line Items]
Defined Benefit Plan, Amortization of Prior Service Cost (Credit)	(3)	[2]	(1)	[2]
Defined Benefit Plan, Actuarial Gain (Loss)	(100)	[2]	(81)	[2]
Defined Benefit Plan, Amortization of Net Gains (Losses)	(103)		(82)
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Tax	28		24
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax	(75)		(58)
Reclassification out of AOCI - Components [Domain]
Reclassifications out of Accumulated Other Comprehensive Income [Line Items]
Reclassifications out of Accumulated Other Comprehensive Income	$ (12)		$ (59)

[1] See Note 6 for classification of these items in the Consolidated Statement of Earnings.

[2] Reclassified from AOCI into Cost of products sold and SG&A. These components are included in net periodic pension cost.