Stockholders' Equity (Public Offering of Common Stock) (Details) - Public Offering - USD ($) $ / shares in Units, $ in Thousands	Sep. 05, 2018	Aug. 07, 2018
Subsidiary, Sale of Stock [Line Items]
Shares Issued		50,875,000
Gross Proceeds Per Share (USD per share)		$ 7.78
Gross Proceeds		$ 395,807
Shares issues (in shares)	875,000
Issuance costs	$ 6,400

The cash outflow for cost incurred directly with the issuance of an equity security.

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The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

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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.

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