Commitments and Contingencies (Details) - Negative publicity and consumer sentiment $ in Millions	3 Months Ended
Sep. 30, 2018 USD ($)
Loss Contingencies [Line Items]
Special charges	$ 24.8
Franchise royalty reductions
Loss Contingencies [Line Items]
Special charges	9.9
Reimaging costs and replacement or write off of certain branded assets
Loss Contingencies [Line Items]
Special charges	3.6
Legal and professional fees
Loss Contingencies [Line Items]
Special charges	$ 11.3

The amount of loss pertaining to the specified contingency that was charged against earnings in the period, including the effects of revisions in previously reported estimates.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=82911808&loc=d3e14326-108349

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration