INCOME TAXES (Unrecognized Tax Benefits) (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Jun. 30, 2015 |
Jun. 30, 2014 |
Jun. 30, 2013 |
|
| INCOME TAXES [Abstract] | |||
| Unrecognized tax benefits at beginning of year | $ 71 | $ 69 | $ 80 |
| Gross increases - tax positions in prior periods | 3 | 3 | 3 |
| Gross decreases - tax positions in prior periods | (8) | (5) | (19) |
| Gross increases - current period tax positions | 6 | 7 | 7 |
| Gross decreases - current period tax positions | 0 | 0 | 0 |
| Lapse of applicable statute of limitations | (34) | (1) | (2) |
| Settlements | 0 | (2) | 0 |
| Unrecognized tax benefits at end of year | $ 38 | $ 71 | $ 69 |