POSTRETIREMENT BENEFITS AND EMPLOYEE STOCK OWNERSHIP PLAN - RECONCILIATION OF BENEFIT OBLIGATIONS AND PLAN ASSETS (DETAILS) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jun. 30, 2014		Jun. 30, 2013		Jun. 30, 2012
Pension Benefits
CHANGE IN BENEFIT OBLIGATION
Benefit obligation at beginning of year	$ 14,514	[1],[2]	$ 13,573	[1],[2]
Service cost	298	[2]	300	[2]	267
Interest cost	590	[2]	560	[2]	611
Participants' contributions	20	[2]	20	[2]
Amendments	4	[2]	104	[2]
Defined Benefit Plan, Actuarial Gain (Loss)	1,365	[2]	473	[2]
Acquisitions (divestitures)	0	[2]	51	[2]
Special termination benefits	5	[2]	39	[2]
Currency translation and other	797	[2]	(4)	[2]
Benefit payments	(540)	[2]	(602)	[2]
BENEFIT OBLIGATION AT END OF YEAR	17,053	[1],[2]	14,514	[1],[2]	13,573	[1],[2]
CHANGE IN PLAN ASSETS
Fair value of plan assets at beginning of year	8,561	[2]	7,974	[2]
Actual return on plan assets	964	[2]	796	[2]
Acquisitions (divestitures)	0		59
Employer contributions	1,549	[2]	391	[2]
Participants' contributions	20	[2]	20	[2]
Currency translation and other	544	[2]	(77)	[2]
ESOP debt impacts	0	[2],[3]	0	[2],[3]
Benefit payments	(540)	[2]	(602)	[2]
FAIR VALUE OF PLAN ASSETS AT END OF YEAR	11,098	[2]	8,561	[2]	7,974	[2]
FUNDED STATUS	(5,955)	[2]	(5,953)	[2]
Other Retiree Benefits
CHANGE IN BENEFIT OBLIGATION
Benefit obligation at beginning of year	5,289	[1],[4]	6,006	[1],[4]
Service cost	149	[4]	190	[4]	142
Interest cost	256	[4]	260	[4]	276
Participants' contributions	72	[4]	66	[4]
Amendments	(5)	[4]	0	[4]
Defined Benefit Plan, Actuarial Gain (Loss)	(46)	[4]	(1,022)	[4]
Acquisitions (divestitures)	0	[4]	0	[4]
Special termination benefits	9	[4]	18	[4]
Currency translation and other	20	[4]	5	[4]
Benefit payments	(239)	[4]	(234)	[4]
BENEFIT OBLIGATION AT END OF YEAR	5,505	[1],[4]	5,289	[1],[4]	6,006	[1],[4]
CHANGE IN PLAN ASSETS
Fair value of plan assets at beginning of year	3,553	[4]	2,713	[4]
Actual return on plan assets	124	[4]	954	[4]
Acquisitions (divestitures)	0		0
Employer contributions	31	[4]	23	[4]
Participants' contributions	72	[4]	66	[4]
Currency translation and other	0	[4]	0	[4]
ESOP debt impacts	33	[3],[4]	31	[3],[4]
Benefit payments	(239)	[4]	(234)	[4]
FAIR VALUE OF PLAN ASSETS AT END OF YEAR	3,574	[4]	3,553	[4]	2,713	[4]
FUNDED STATUS	$ (1,931)	[4]	$ (1,736)	[4]

[1] For the pension benefit plans, the benefit obligation is the projected benefit obligation. For other retiree benefit plans, the benefit obligation is the accumulated postretirement benefit obligation.

[2] Primarily non-U.S.-based defined benefit retirement plans.

[3] Represents the net impact of ESOP debt service requirements, which is netted against plan assets for other retiree benefits.

[4] Primarily U.S.-based other postretirement benefit plans.