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Net Loss Per Share (Tables) | 12 Months Ended
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Dec. 31, 2021
Earnings Per Share [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted | The table below provides a reconciliation of the numerators and denominators of basic and diluted net loss per share for the years ended December 31, 2021, 2020 and 2019 (in thousands, except per share amounts):
|  |  | Year Ended December 31,
|  |  |  |  | 2021 |  | 2020 |  | 2019
Numerators: |  |  |  |  |  |  |  |  |
Net loss |  |  |  |  | $ | (63,993) |  |  | $ | (468,383) |  |  | $ | (231,808) |
Less: Income attributable to unvested restricted stock awards |  |  |  |  | — |  |  | — |  |  | — |
Numerator for basic net loss per share |  |  |  |  | (63,993) |  |  | (468,383) |  |  | (231,808) |
Effect of dilutive securities: |  |  |  |  |  |  |  |  |
Unvested restricted stock awards |  |  |  |  | — |  |  | — |  |  | — |
Numerator for diluted net loss per share |  |  |  |  | $ | (63,993) |  |  | $ | (468,383) |  |  | $ | (231,808) |
Denominators: |  |  |  |  |  |  |  |  |
Weighted average number of common shares outstanding |  |  |  |  | 61,314 |  |  | 60,953 |  |  | 60,424 |
Less: Weighted average number of unvested restricted stock awards outstanding |  |  |  |  | (1,021) |  |  | (1,141) |  |  | (1,045) |
Denominator for basic and diluted net loss per share |  |  |  |  | 60,293 |  |  | 59,812 |  |  | 59,379 |
Net loss per share: |  |  |  |  |  |  |  |  |
Basic |  |  |  |  | $ | (1.06) |  |  | $ | (7.83) |  |  | $ | (3.90) |
Diluted |  |  |  |  | (1.06) |  |  | (7.83) |  |  | (3.90) |

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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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