SEGMENT REPORTING - Revenue and Long-Lived Assets by Geographic Region (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2016	Jun. 30, 2016
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues	$ 2,032.1	$ 950.7	$ 5,409.0	$ 3,273.5
Long-lived assets	18,636.4		18,636.4		$ 4,910.3
North America
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues	685.1	311.1	1,727.4	1,072.8
Europe
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues	848.4	402.0	2,429.4	1,494.8
ALMEA
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues	498.6	$ 237.6	1,252.2	$ 705.9
United States (a)
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets	13,472.8		13,472.8		2,688.7
Switzerland
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets	1,917.2		1,917.2		508.0
All other
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets	$ 3,246.4		$ 3,246.4		$ 1,713.6