Earnings Per Share (Computation of Basic and Diluted Earnings Per Share) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands |
3 Months Ended | 12 Months Ended | |||||||||||||||||
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Dec. 31, 2015 |
Sep. 30, 2015 |
Jun. 30, 2015 |
Mar. 31, 2015 |
Dec. 31, 2014 |
Sep. 30, 2014 |
Jun. 30, 2014 |
Mar. 31, 2014 |
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
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| Earnings Per Share, Basic and Diluted | |||||||||||||||||||
| Net income (loss) | $ (113,170) | [1] | $ (111,805) | [1] | $ (4,967) | [1] | $ (10,197) | [1] | $ 18,962 | $ 12,201 | $ 4,740 | $ 1,863 | $ (240,139) | $ 37,766 | $ 4,304 | ||||
| Preferred stock dividends | (7,895) | (7,895) | (4,627) | ||||||||||||||||
| Income (loss) available to common stockholders | $ (115,144) | $ (113,779) | $ (6,940) | $ (12,171) | $ 16,988 | $ 10,227 | $ 2,767 | $ (111) | $ (248,034) | $ 29,871 | $ (323) | ||||||||
| Weighted average shares outstanding | 65,708 | 44,848 | 40,133 | ||||||||||||||||
| Weighted average shares outstanding for diluted income (loss) per share | [2] | 65,708 | 45,961 | 40,133 | |||||||||||||||
| Basic income (loss) per share | $ (1.58) | $ (1.72) | $ (0.11) | $ (0.21) | $ 0.31 | $ 0.24 | $ 0.07 | $ 0.00 | $ (3.77) | $ 0.67 | $ (0.01) | ||||||||
| Diluted income (loss) per share | $ (1.58) | $ (1.72) | $ (0.11) | $ (0.21) | $ 0.30 | $ 0.23 | $ 0.07 | $ 0.00 | $ (3.77) | $ 0.65 | $ (0.01) | ||||||||
| Stock options [Member] | |||||||||||||||||||
| Earnings Per Share, Basic and Diluted | |||||||||||||||||||
| Excluded from the diluted EPS calculation because their effect would be anti-dilutive | 15 | 30 | 52 | ||||||||||||||||
| Restricted Stock [Member] | |||||||||||||||||||
| Earnings Per Share, Basic and Diluted | |||||||||||||||||||
| Dilutive impact | 1,113 | ||||||||||||||||||
| Excluded from the diluted EPS calculation because their effect would be anti-dilutive | 126 | 317 | 398 | ||||||||||||||||
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- Definition Earnings Per Share, Basic and Diluted [Line Items] No definition available.
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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The amount of preferred stock dividends that is an adjustment to net income apportioned to common stockholders. No definition available.
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- Definition The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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