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Net Income (Loss) per Share (Tables) | 9 Months Ended
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Sep. 30, 2021
Earnings Per Share [Abstract] |
Basic and Diluted Net Income per Share | Basic and diluted net income (loss) per share was calculated as follows (in thousands, except per share data):
| For the three months ended September 30, |  | For the nine months ended September 30,
| 2021 |  | 2020 |  | 2021 |  | 2020
Numerator: |  |  |  |  |  |  |
Net income (loss) | $ | 38,427 |  |  | $ | (14,434) |  |  | $ | 12,391 |  |  | $ | (2,050) |
Denominator: |  |  |  |  |  |  |
Weighted-average shares used to compute net income (loss) per share—basic | 51,416 |  |  | 51,190 |  |  | 51,315 |  |  | 51,161 |
Dilutive restrictive stock awards (1) | 169 |  |  | — |  |  | 109 |  |  | — |
Weighted-average shares used to compute net income (loss) per share—diluted | 51,585 |  |  | 51,190 |  |  | 51,424 |  |  | 51,161 |
Net income (loss) per share—basic | $ | 0.75 |  |  | $ | (0.28) |  |  | $ | 0.24 |  |  | $ | (0.04) |
Net income (loss) per share—diluted | $ | 0.74 |  |  | $ | (0.28) |  |  | $ | 0.24 |  |  | $ | (0.04) |
(1) In periods of net loss, the number of shares used to calculate diluted earnings per share is the same as basic earnings per share; therefore, the effect of dilutive securities is zero for such periods.

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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://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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