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Net Income (Loss) Per Share | 6 Months Ended
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Jun. 30, 2019
Earnings Per Share [Abstract] |
Net Income (Loss) Per Share | Net Income (Loss) Per Share
|  | Three Months Ended June 30, |  | Six Months Ended June 30,
|  | 2019 |  | 2018 |  | 2019 |  | 2018
Numerator: |  |  |  |  |  |  |  |
Net loss |  | $ | (6,697 | ) |  | $ | (24,511 | ) |  | $ | (25,297 | ) |  | $ | (30,494 | )
Denominator: |  |  |  |  |  |  |  |
Weighted average shares outstanding |  | 42,028 |  |  | 27,696 |  |  | 42,000 |  |  | 27,632 |
Effect of dilutive stock options |  | — |  |  | — |  |  | — |  |  | — |
Diluted shares outstanding |  | 42,028 |  |  | 27,696 |  |  | 42,000 |  |  | 27,632 |
Per common share net loss: |  |  |  |  |  |  |  |
Basic net loss per share |  | $ | (0.16 | ) |  | $ | (0.89 | ) |  | $ | (0.60 | ) |  | $ | (1.10 | )
Diluted net loss per share |  | $ | (0.16 | ) |  | $ | (0.89 | ) |  | $ | (0.60 | ) |  | $ | (1.10 | )
Cash dividends declared per share |  | $ | 0.07 |  |  | $ | 0.07 |  |  | $ | 0.14 |  |  | $ | 0.14 |
The calculation of diluted net loss per share for the three and six months ended June 30, 2019, excludes 0.8 million and 0.8 million, respectively, of potentially dilutive stock options, which had the effect of being anti-dilutive. The calculation of diluted net loss per share for the three and six months ended June 30, 2018, excludes 0.8 million and 0.8 million, respectively, of potentially dilutive stock options, which had the effect of being anti-dilutive. Given the net loss for the three and six months ended June 30, 2019 and 2018, all options are considered anti-dilutive and were excluded from the calculation of diluted net loss per share.

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -URI http://asc.fasb.org/topic&trid=2144383 + Details
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