POSTRETIREMENT BENEFITS AND EMPLOYEE STOCK OWNERSHIP PLAN - ADDITIONAL INFORMATION (DETAILS) (USD $)	12 Months Ended									12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2012 Equity Securities	Jun. 30, 2012 Bonds	Jun. 30, 2012 Treasury Stock	Jun. 30, 2012 Defined Contribution Pension	Jun. 30, 2012 Defined Contribution Pension Series A Preferred Stock	Jun. 30, 1989 Defined Contribution Pension Series A Preferred Stock	Jun. 30, 2012 Other Retiree Benefits		Jun. 30, 2011 Other Retiree Benefits		Jun. 30, 2012 Other Retiree Benefits Series B Preferred Stock	Jun. 30, 1991 Other Retiree Benefits Series B Preferred Stock
Total global defined contribution expense	$ 353,000,000	$ 347,000,000	$ 344,000,000
Contribution rate as an approximate percentage of total participants' annual wages and salaries							15.00%
Accumulated benefit obligation for defined benefit retirement pension plans	11,763,000,000	10,436,000,000
Expected long-term rates of return for plan assets, minimum				8.00%	5.00%
Expected long-term rates of return for plan assets, maximum				9.00%	6.00%
Expected long-term rates of return for plan assets						9.50%				9.20%	[1]	9.20%	[1]
Estimate of cash requirements for the defined benefit retirement plans	452,000,000
Estimate of cash requirements for other retiree benefit plans	25,000,000
Defined benefit retirement plans, expected benefit payments from the Company directly to participants of unfunded plans	144,000,000
Defined benefit retirement plans, expected contributions to funded plans	308,000,000
ESOP borrowings to purchase ESOP Convertible Class A Preferred Stock									1,000,000,000						1,000,000,000
ESOP debt								$ 127,000,000						$ 473,000,000
DIVIDENDS PER COMMON SHARE	$ 2.14	$ 1.97	$ 1.80
Dividend per share								$ 2.14						$ 2.14
Liquidation value per share								$ 6.82						$ 12.96

[1] Determined as of beginning of year and adjusted for acquisitions.