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Income (loss) per Common Share (Tables) | 12 Months Ended
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Dec. 31, 2018
Earnings Per Share [Abstract] |
Computation of Basic and Diluted Net Income (Loss) Per Common Share | The following table sets forth the computation of basic and diluted net income (loss) per common share:
|  | 2018 |  |  | 2017 |  |  | 2016 |
|  | (Dollars In Thousands, Except Per Share Amounts) |
Numerator: |  |  |  |  |  |  |  |  |  |  |  |
Net income (loss): |  | $ | (72,226 | ) |  | $ | (29,217 | ) |  | $ | 112,168 |
Adjustments for basic net income (loss) per common share: |  |  |  |  |  |  |  |  |  |  |  |
Dividend requirements on Series E Redeemable Preferred |  |  | (26,840 | ) |  |  | (23,443 | ) |  |  | (27,761 | )
Dividend requirements on Series B Preferred |  |  | (240 | ) |  |  | (240 | ) |  |  | (240 | )
Dividend requirements on Series D Preferred |  |  | (60 | ) |  |  | (60 | ) |  |  | (60 | )
Accretion of Series E Redeemable Preferred |  |  | (3,375 | ) |  |  | (6,487 | ) |  |  | (18,256 | )
Net income attributable to participating securities |  |  | — |  |  |  | — |  |  |  | (1,091 | )
Numerator for basic and dilutive net income (loss) per common share - net income (loss) attributable to common stockholders |  | $ | (102,741 | ) |  | $ | (59,447 | ) |  | $ | 64,760 |
Denominator: |  |  |  |  |  |  |  |  |  |  |  |
Denominator for basic and dilutive net income (loss) per common share - adjusted weighted-average shares (1) |  |  | 27,490,717 |  |  |  | 27,250,876 |  |  |  | 25,454,311 |
Basic and dilutive net income (loss) per common share: |  |  |  |  |  |  |  |  |  |  |  |
Loss from continuing operations |  | $ | (3.74 | ) |  | $ | (2.22 | ) |  | $ | (5.28 | )
Income from discontinued operations, net of taxes |  |  | — |  |  |  | 0.04 |  |  |  | 7.82 |
Net income (loss) |  | $ | (3.74 | ) |  | $ | (2.18 | ) |  | $ | 2.54 |
| (1) | All periods exclude the weighted-average shares of unvested restricted stock that are contingently returnable.
Antidilutive Securities Excluded from Computation of Diluted Net Income (Loss) Per Common Share | The following weighted-average shares of securities were not included in the computation of diluted net income (loss) per common share as their effect would have been antidilutive:
|  | 2018 |  |  | 2017 |  |  | 2016 |
Convertible preferred stocks |  |  | 916,666 |  |  |  | 916,666 |  |  |  | 916,666 |
Restricted stock and stock units |  |  | 1,183,622 |  |  |  | 1,187,525 |  |  |  | 908,568 |
Series E redeemable preferred stock - embedded derivative |  |  | 303,646 |  |  |  | 303,646 |  |  |  | 412,869 |
Stock options |  |  | 175,454 |  |  |  | 215,067 |  |  |  | 361,168 |
|  |  | 2,579,388 |  |  |  | 2,622,904 |  |  |  | 2,599,271 |

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- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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