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Stock-Based Compensation (Details) - USD ($) $ / shares in Units, $ in Millions | 1 Months Ended | 8 Months Ended
--- | --- | ---
Aug. 31, 2016 | Feb. 29, 2016 | Sep. 30, 2016
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |  |  |
Shares of restricted stock granted | 177,024 | 243,428 |
Options granted | 39,903 | 608,287 |
Exercise price (in dollars per share) | $ 22.70 | $ 15.00 |
Grant date fair value of option grants during period | $ 4.3 | $ 7.0 |
Vesting period of shares | 3 years |  | 3 years

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- Definition Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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