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Stockholders' Equity Equity Offering (Details) - USD ($) $ / shares in Units, $ in Millions | 1 Months Ended |  |
--- | --- | --- | ---
Jul. 30, 2015 | Jul. 23, 2015 | Jul. 01, 2015
Equity [Abstract] |  |  |
Common Stock, Shares, Issued |  |  | 17,000,000
Share Price |  |  | $ 10.00
AdditionalPurchaseOptionPeriod | 30-day |  |
CommonSharesGrantedToUnderwritersToCoverOver-Allotments |  |  | 841,500
CommonSharesSoldPursuantToUnderwritersOption |  | 444,897 |
ProceedsFromIssuanceOfCommonSharesNetOfUnderwritingFeesAndOfferingCosts | $ 170.0 |  |

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- Definition The number of common shares granted to underwriters pursuant to a 30-day option to purchase additional shares of common stock to cover over-allotments. + References No definition available. + Details
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- Definition Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 30 -Article 5 + Details
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