COMMITMENTS AND CONTINGENCIES - ADDITIONAL INFORMATION (Details) $ in Millions	6 Months Ended
	Dec. 31, 2019 USD ($) audit taxable_jurisdiction countries
Loss Contingencies [Line Items]
Number of Countries With On The Ground Operations | countries	70
Number of Taxable Jurisdictions | taxable_jurisdiction	150
Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities | $	$ 146
Minimum
Loss Contingencies [Line Items]
Number of Audits Typically Underway	40
Maximum
Loss Contingencies [Line Items]
Number of Audits Typically Underway	50