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INCOME (LOSS) PER SHARE (Tables) | 12 Months Ended
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Dec. 31, 2020
Earnings Per Share [Abstract] |
Schedule of Computation of Basic and Diluted Net Income (Loss) Per Share | The following table sets forth the computation of basic and diluted net income (loss) per share of common stock for the years ended December 31, 2020, 2019 and 2018 (in thousands, except share amounts and per share amounts):
| Year Ended December 31,
| 2020 |  | 2019 |  | 2018
Basic and diluted net income (loss) per share: |  |  |  |  |
Numerator |  |  |  |  |
Net income (loss) - continuing operations | $ | (286,562) |  |  | $ | (14,292) |  |  | $ | 1,988 |
Less: Net income (loss) attributable to noncontrolling interests | 1,751 |  |  | 10,682 |  |  | 13,067 |
Net income (loss) attributable to common stockholders - continuing operations | $ | (288,313) |  |  | $ | (24,974) |  |  | $ | (11,079) |
Net income (loss) attributable to common stockholders - discontinued operations | 382 |  |  | 2,597 |  |  | — |
Net income (loss) attributable to common stockholders | $ | (287,931) |  |  | $ | (22,377) |  |  | $ | (11,079) |
Denominator |  |  |  |  |
Weighted-average common shares outstanding | 28,604,115 |  |  | 28,370,417 |  |  | 28,325,555 |
Basic and diluted net income (loss) per share: |  |  |  |  |
Continuing operations | $ | (10.08) |  |  | $ | (0.88) |  |  | $ | (0.39) |
Discontinued operations | 0.01 |  | 0.09 |  |  | — |
Basic and diluted net income (loss) per share | $ | (10.07) |  |  | $ | (0.79) |  |  | $ | (0.39) |
Schedule of Weighted-Average Potentially Dilutive Instruments | The following weighted-average potentially dilutive instruments are not included in the diluted net income (loss) per share calculations above because they would have had an antidilutive effect on the net income (loss) per share from continuing operations:
| Year Ended December 31,
| 2020 |  | 2019 |  | 2018
Restricted stock units | 1,887,322 |  |  | 1,652,002 |  |  | 1,527,601 |
Other stock-based compensation awards | 199,629 |  |  | 125,562 |  |  | 102,054 |
Convertible senior notes | 2,314,815 |  |  | 2,314,815 |  |  | 2,314,815 |
Warrants | 2,314,815 |  |  | 2,314,815 |  |  | 2,314,815 |
Total | 6,716,581 |  |  | 6,407,194 |  |  | 6,259,285 |

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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://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=6371337&loc=d3e3550-109257 + Details
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