SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Property, Plant and Equipment (Details) - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Jun. 30, 2017
Property, Plant and Equipment
Property, Plant and Equipment	$ 4,152		$ 4,019
Less accumulated depreciation and amortization	(2,457)		(2,348)
Property, Plant and Equipment, net	1,695		1,671
Cost of assets related to projects in progress	177		183
Depreciation and amortization of property, plant and equipment	112	$ 102
Land
Property, Plant and Equipment
Property, Plant and Equipment	30		30
Buildings and improvements
Property, Plant and Equipment
Property, Plant and Equipment	$ 195		192
Buildings and improvements | Minimum
Property, Plant and Equipment
Property, Plant and Equipment, Useful Life	10 years
Buildings and improvements | Maximum
Property, Plant and Equipment
Property, Plant and Equipment, Useful Life	40 years
Machinery and equipment
Property, Plant and Equipment
Property, Plant and Equipment	$ 688		668
Machinery and equipment | Minimum
Property, Plant and Equipment
Property, Plant and Equipment, Useful Life	3 years
Machinery and equipment | Maximum
Property, Plant and Equipment
Property, Plant and Equipment, Useful Life	10 years
Computer hardware and software
Property, Plant and Equipment
Property, Plant and Equipment	$ 1,135		1,115
Computer hardware and software | Minimum
Property, Plant and Equipment
Property, Plant and Equipment, Useful Life	4 years
Computer hardware and software | Maximum
Property, Plant and Equipment
Property, Plant and Equipment, Useful Life	15 years
Furniture and fixtures
Property, Plant and Equipment
Property, Plant and Equipment	$ 101		96
Furniture and fixtures | Minimum
Property, Plant and Equipment
Property, Plant and Equipment, Useful Life	5 years
Furniture and fixtures | Maximum
Property, Plant and Equipment
Property, Plant and Equipment, Useful Life	10 years
Leasehold improvements
Property, Plant and Equipment
Property, Plant and Equipment	$ 2,003		$ 1,918