New Accounting Pronouncements (Details) - USD ($) $ in Millions	Sep. 30, 2019	Jul. 01, 2019	Jun. 30, 2019
Adoption of Lease Standard
Operating Lease, Right-of-Use Asset	$ 504.0	$ 573.3	$ 0.0
Operating Lease, Liability, Noncurrent	$ 355.4	$ 522.6	$ 0.0

Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918627-209977

Name:	us-gaap_OperatingLeaseLiabilityNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant