RISK MANAGEMENT ACTIVITIES AND FAIR VALUE MEASUREMENTS - GAIN (LOSS) ON DERIVATIVE INSTRUMENTS (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015
Derivatives Not Designated as Hedging Instruments | Foreign Currency Contracts
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain/(Loss) Recognized in Earnings	[1]	$ (176)	$ (158)	$ (184)	$ (220)
Derivatives in Cash Flow Hedging Relationships
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain/(Loss) Reclassified from AOCI into Earnings	[2]	107	9	99	2
Derivatives in Cash Flow Hedging Relationships | Interest Rate Contracts
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain/(Loss) Reclassified from AOCI into Earnings	[2]	0	1	0	3
Derivatives in Cash Flow Hedging Relationships | Foreign Currency Contracts
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain/(Loss) Reclassified from AOCI into Earnings	[2]	107	8	99	(1)
Derivatives in Fair Value Hedging Relationships
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain/(Loss) Recognized in Earnings	[3]	0	0	0	0
Derivatives in Fair Value Hedging Relationships | Interest Rate Contracts
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain/(Loss) Recognized in Earnings	[3]	(152)	(50)	(180)	39
Derivatives in Fair Value Hedging Relationships | Debt
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain/(Loss) Recognized in Earnings	[3]	152	50	180	(39)
Derivatives in Net Investment Hedging Relationships
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain/(Loss) Recognized in Earnings	[3]	$ 0	$ 0	$ 0	$ 0

[1] The gain or loss on foreign currency contracts not designated as hedging instruments is included in the Consolidated Statements of Earnings in SG&A. This gain or loss substantially offsets the foreign currency mark-to-market impact of the related exposure.

[2] The gain or loss on the effective portion of cash flow hedging relationships is reclassified from AOCI into net income in the same period during which the related item affects earnings. Such amounts are included in the Consolidated Statements of Earnings as follows: interest rate contracts in Interest expense and foreign currency contracts in Selling, general and administrative expense (SG&A) and Interest expense.

[3] The gain or loss on the ineffective portion of interest rate contracts and net investment hedges, if any, is included in the Consolidated Statements of Earnings in Interest expense.