LEASES - Lease cost (Details) $ in Millions	3 Months Ended
	Sep. 30, 2019 USD ($)
Lease Cost:
Operating lease cost	$ 31.7
Short-term lease cost	0.7
Variable lease cost	12.4
Sublease income	(2.2)
Net lease cost	42.6
Other information:
Operating cash outflows from operating leases	31.9
Right-of-use assets obtained in exchange for lease obligations	$ (25.0)
Weighted-average remaining lease term - real estate	7 years 8 months 12 days
Weighted-average discount rate - real estate leases	4.07%