Subsequent Events - Initial Public Offering (Additional Information) (Details) - IPO - Subsequent Event $ / shares in Units, $ in Millions	1 Months Ended
Jul. 31, 2018 USD ($) $ / shares shares
Subsequent Event [Line Items]
Shares sold in offering (in shares) \| shares	20,700,000
Offering price per share (in dollars per share) \| $ / shares	$ 15
Net proceeds from stock offering \| $	$ 284.3

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

No definition available.

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