EQUITY - Changes in Accumulated Other Comprehensive Income (Loss) (Details) $ in Millions	3 Months Ended
Sep. 30, 2017 USD ($)
Changes in AOCI, net of tax by component
Balance, beginning of year	$ 4,384
Balance, end of year	4,731
AOCI
Changes in AOCI, net of tax by component
Balance, beginning of year	(484)
OCI before reclassifications	40
Amounts reclassified from AOCI	9
Net current-period OCI	49
Balance, end of year	(435)
Net Unrealized Investment Gains (Loss)
Changes in AOCI, net of tax by component
Balance, beginning of year	(1)
OCI before reclassifications	(1)
Net current-period OCI	(1)
Balance, end of year	(2)
Gain (Loss) on Cash Flow Hedges
Changes in AOCI, net of tax by component
Balance, beginning of year	(3)
OCI before reclassifications	(12)
Amounts reclassified from AOCI	6
Net current-period OCI	(6)
Balance, end of year	(9)
Amounts Included in Net Periodic Benefit Cost
Changes in AOCI, net of tax by component
Balance, beginning of year	(213)
OCI before reclassifications	(1)
Amounts reclassified from AOCI	3
Net current-period OCI	2
Balance, end of year	(211)
Translation Adjustments
Changes in AOCI, net of tax by component
Balance, beginning of year	(267)
OCI before reclassifications	54
Net current-period OCI	54
Balance, end of year	$ (213)

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

No definition available.

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Amount after tax, before reclassification adjustments, of other comprehensive income (loss), attributable to parent.

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Amount after tax of other comprehensive income (loss) attributable to parent entity.

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Amount after tax of reclassification adjustments of other comprehensive income (loss) attributable to parent.

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Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.

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