Common Stock And Changes In Capitalization (Details) - USD ($) $ in Thousands |
6 Months Ended | |||
|---|---|---|---|---|
Jun. 12, 2015 |
Apr. 21, 2015 |
Jun. 30, 2015 |
Jun. 30, 2014 |
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| Class of Stock [Line Items] | ||||
| Proceeds from issuance of common stock, net of offering costs and exercise of stock options | $ 479,800 | $ 501,900 | $ 981,866 | $ 648 |
| Common Stock [Member] | ||||
| Class of Stock [Line Items] | ||||
| Stock issued in underwritten public offering (in shares) | 11,500,000 | 10,925,000 | 22,425,000 | |
| Common Stock [Member] | Underwritten Public Offering [Member] | ||||
| Class of Stock [Line Items] | ||||
| Stock issued in underwritten public offering (in shares) | 1,500,000 | 1,425,000 | ||
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- Definition 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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- Definition The cash inflow from the additional capital contribution to the entity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Number of new stock issued during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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