ACCUMULATED OTHER COMPREHENSIVE INCOME STATEMENT OF AOCI (Details) - USD ($) $ in Millions |
12 Months Ended | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Jun. 30, 2015 |
Jun. 30, 2014 |
Jun. 30, 2013 |
||||||||||||||
| Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward] | ||||||||||||||||
| Accumulated Other Comprehensive Income (Loss), Net of Tax, Beg. Balance | $ (7,662) | $ (7,499) | ||||||||||||||
| Other Comprehensive Income (Loss), before Reclassifications, Net of Tax | (5,496) | [1] | (354) | [2] | ||||||||||||
| Amounts reclassified from AOCI (4) (5) (6) | [4] | 378 | [3] | 191 | [5] | |||||||||||
| Other Comprehensive Income (Loss), Net of Tax | (5,118) | (163) | $ 1,834 | |||||||||||||
| Accumulated Other Comprehensive Income (Loss), Net of Tax, End Balance | (12,780) | (7,662) | (7,499) | |||||||||||||
| Hedges | ||||||||||||||||
| Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward] | ||||||||||||||||
| Accumulated Other Comprehensive Income (Loss), Net of Tax, Beg. Balance | (3,876) | (3,529) | ||||||||||||||
| Other Comprehensive Income (Loss), before Reclassifications, Net of Tax | 1,390 | [1] | (305) | [2] | ||||||||||||
| Amounts reclassified from AOCI (4) (5) (6) | [4] | (156) | [3] | (42) | [5] | |||||||||||
| Other Comprehensive Income (Loss), Net of Tax | 1,234 | (347) | ||||||||||||||
| Accumulated Other Comprehensive Income (Loss), Net of Tax, End Balance | (2,642) | (3,876) | (3,529) | |||||||||||||
| Accumulated Net Unrealized Investment Gain (Loss) [Member] | ||||||||||||||||
| Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward] | ||||||||||||||||
| Accumulated Other Comprehensive Income (Loss), Net of Tax, Beg. Balance | (18) | (27) | ||||||||||||||
| Other Comprehensive Income (Loss), before Reclassifications, Net of Tax | 26 | [1] | 20 | [2] | ||||||||||||
| Amounts reclassified from AOCI (4) (5) (6) | [4] | (2) | [3] | (11) | [5] | |||||||||||
| Other Comprehensive Income (Loss), Net of Tax | 24 | 9 | ||||||||||||||
| Accumulated Other Comprehensive Income (Loss), Net of Tax, End Balance | 6 | (18) | (27) | |||||||||||||
| Pension Plan [Member] | ||||||||||||||||
| Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward] | ||||||||||||||||
| Accumulated Other Comprehensive Income (Loss), Net of Tax, Beg. Balance | (5,165) | (4,296) | ||||||||||||||
| Other Comprehensive Income (Loss), before Reclassifications, Net of Tax | 563 | [1] | (1,113) | [2] | ||||||||||||
| Amounts reclassified from AOCI (4) (5) (6) | [4] | 281 | [3] | 244 | [5] | |||||||||||
| Other Comprehensive Income (Loss), Net of Tax | 844 | (869) | ||||||||||||||
| Accumulated Other Comprehensive Income (Loss), Net of Tax, End Balance | (4,321) | (5,165) | (4,296) | |||||||||||||
| Foreign Currency Gain (Loss) [Member] | ||||||||||||||||
| Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward] | ||||||||||||||||
| Accumulated Other Comprehensive Income (Loss), Net of Tax, Beg. Balance | 1,397 | 353 | ||||||||||||||
| Other Comprehensive Income (Loss), before Reclassifications, Net of Tax | (7,475) | [1] | 1,044 | [2] | ||||||||||||
| Amounts reclassified from AOCI (4) (5) (6) | [4] | 255 | [3] | 0 | [5] | |||||||||||
| Other Comprehensive Income (Loss), Net of Tax | (7,220) | 1,044 | ||||||||||||||
| Accumulated Other Comprehensive Income (Loss), Net of Tax, End Balance | $ (5,823) | $ 1,397 | $ 353 | |||||||||||||
| ||||||||||||||||