DERIVATIVE FINANCIAL INSTRUMENTS - CASH FLOW HEDGES (Details) - Hedging Instrument $ in Thousands	12 Months Ended
	Jun. 30, 2018 USD ($)
Cash flow hedging
Derivative [Line Items]
Amount of Gain or (Loss) Recognized in Other Comprehensive Income on Derivatives	$ 22,996
Amount of Gain or (Loss) Reclassified from Accumulated Other Comprehensive Income into Income	15,759
Cash flow hedging | Hedging of fuel risk
Derivative [Line Items]
Amount of Gain or (Loss) Recognized in Other Comprehensive Income on Derivatives	21,878
Cash flow hedging | Foreign denominated debt
Derivative [Line Items]
Amount of Gain or (Loss) Recognized in Other Comprehensive Income on Derivatives	1,118
Net investment hedging
Derivative [Line Items]
Amount of Gain or (Loss) Recognized in Other Comprehensive Income on Derivatives	(33,284)
Amount of Gain or (Loss) Reclassified from Accumulated Other Comprehensive Income into Income	0
Net investment hedging | Foreign denominated debt
Derivative [Line Items]
Amount of Gain or (Loss) Recognized in Other Comprehensive Income on Derivatives	(12,700)
Amount of Gain or (Loss) Reclassified from Accumulated Other Comprehensive Income into Income	0
Net investment hedging | Foreign currency swaps
Derivative [Line Items]
Amount of Gain or (Loss) Recognized in Other Comprehensive Income on Derivatives	(20,584)
Amount of Gain or (Loss) Reclassified from Accumulated Other Comprehensive Income into Income	0
Operating income | Cash flow hedging | Hedging of fuel risk
Derivative [Line Items]
Amount of Gain or (Loss) Reclassified from Accumulated Other Comprehensive Income into Income	13,983
Cost of goods sold | Cash flow hedging | Foreign denominated debt
Derivative [Line Items]
Amount of Gain or (Loss) Reclassified from Accumulated Other Comprehensive Income into Income	$ 1,776