Accumulated Other Comprehensive Income Reclassifications out of Other Comprehensive Income (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended				9 Months Ended
	Mar. 31, 2014		Mar. 31, 2013		Mar. 31, 2014	Mar. 31, 2013
Reclassifications out of Accumulated Other Comprehensive Income [Line Items]
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax					$ 192
Hedges and investment securities, net of tax	(12)		358		(322)	212
Other Comprehensive Income (Loss), Available-for-sale Securities, Tax					(3)
Net of tax	(1)		8		(2)	9
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Tax					44
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax	60		189		24	226
Reclassifications out of Accumulated Other Comprehensive Income	(69)		9		(123)	(37)
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]	5	5
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax	(11)	[2]	82	[2]	45	170
Gains and Losses on Hedges and Investment Securities, before tax	(9)		84		50	175
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax	(1)		(1)		(2)	(2)
Hedges and investment securities, net of tax	(10)		83		48	173
Securities Investment [Member]
Reclassifications out of Accumulated Other Comprehensive Income [Line Items]
Gains and losses on investment securities	2		0		18	0
Other Comprehensive Income (Loss), Available-for-sale Securities, Tax	(1)		0		(7)	0
Net of tax	1		0		11	0
Pension Plans, Defined Benefit [Member]
Reclassifications out of Accumulated Other Comprehensive Income [Line Items]
Defined Benefit Plan, Amortization of Prior Service Cost (Credit)	(1)	[3]	1	[3]	(4)	2
Defined Benefit Plan, Actuarial Gain (Loss)	(83)	[3]	(104)	[3]	(248)	(310)
Defined Benefit Plan, Recognized Net Gain (Loss) Due to Settlements and Curtailments	0		(2)		0	(4)
Defined Benefit Plan, Amortization of Net Gains (Losses)	(84)		(105)		(252)	(312)
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Tax	24		31		70	102
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax	$ (60)		$ (74)		$ (182)	$ (210)

[1] (1) See Note 7 for classification of these items in the Consolidated Statement of Earnings.

[2] (2) Reclassified from AOCI into Other non-operating income, net.

[3] Reclassified from AOCI into costs of products sold and SG&A. These components are included in the computation of net periodic pension cost (see Note 6 for additional details).