Revenue (Contract Liability) (Details) $ in Millions	9 Months Ended
	Mar. 31, 2019 USD ($)
Change In Contract With Customer, Liability [Roll Forward]
Contract liability, July 1, 2018	$ 607.5
Recognition of revenue included in beginning of year contract liability	(136.7)
Contract liability, net of revenue recognized on contracts during the period	119.3
Currency adjustments	(10.9)
Contract liability, March 31, 2019	$ 579.2