Subsequent Events (Details) - Subsequent event	Oct. 29, 2019 $ / shares
Class A Common Stock
Subsidiary, Sale of Stock [Line Items]
Cash dividend declared	$ 0.09
Certain direct and indirect holders of CW Units
Subsidiary, Sale of Stock [Line Items]
Cash dividend declared	$ 0.09

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration