Leases (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
	Dec. 31, 2019	Dec. 31, 2019	Dec. 31, 2018	Jul. 01, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Lease, cost	$ 8.3	$ 18.2
Rent expense	$ 7.6		$ 17.2
Operating lease, weighted average remaining lease term	5 years 4 months 24 days	5 years 4 months 24 days
Finance lease, weighted average remaining lease term	3 years	3 years
Operating lease, weighted average discount rate, percent	3.70%	3.70%
Finance lease, weighted average discount rate, percent	4.60%	4.60%
Total lease receivable	$ 14.4	$ 14.4
Accounting Standards Update 2016-02
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
ROU assets, net				$ 68.2
Lease liability				$ 76.8
Cost of revenues
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Lease, cost	4.1	9.4
Selling, general and administrative expenses
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Lease, cost	4.4	8.4
Interest Expense
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Lease, cost	0.2	0.4
Accounts Receivable
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Total lease receivable	4.1	4.1
Other Assets
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Total lease receivable	$ 10.3	$ 10.3