EMPLOYEE BENEFIT PLANS (Weighted-Average Assumptions Used to Estimate the Net Periodic Pension and Other Postretirement Benefit Costs) (Details)	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011
Retirement Income [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate	4.39%	3.87%
Rate of compensation increase	3.44%	3.71%
Retirement Income [Member] | Net Periodic Costs [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate	3.87%	5.31%	5.34%
Rate of compensation increase	3.71%	3.93%	4.20%
Expected return on plan assets	7.50%	8.12%	8.11%
Retirement Health Care [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate	4.33%	3.86%
Rate of compensation increase
Retirement Health Care [Member] | Net Periodic Costs [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate	3.86%	5.29%	5.36%