Stock-Based Compensation (Tables)
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12 Months Ended |
Dec. 31, 2021 |
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| Stock-Based Compensation |
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| Schedule of the stock-based compensation |
| | | | | | | | | | | | Year Ended December 31, | | | 2019 | | 2020 | | 2021* | | | | (In US$ thousands) | Cost of revenues | | | 5,251 | | | 5,384 | | | 8,112 | Sales and marketing | | | 9,828 | | | 9,983 | | | 15,292 | Product development | | | 28,628 | | | 33,093 | | | 43,622 | General and administrative | | | 17,582 | | | 18,645 | | | 20,970 | | | | 61,289 | | | 67,105 | | | 87,996 |
* | Excluded non-cash stock-based compensation of US$7.9 million to SINA employees charged through Amount due from SINA in 2021. |
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| Summary of the number of shares available for issuance |
| | | | | Shares Available | | | (In thousands) | December 31, 2018 | | 17,293 | Addition | | — | Granted* | | (2,411) | Cancelled/expired/forfeited | | 222 | December 31, 2019 | | 15,104 | Addition | | — | Granted* | | (3,040) | Cancelled/expired/forfeited | | 431 | December 31, 2020 | | 12,495 | Addition | | — | Granted* | | (5,752) | Cancelled/expired/forfeited | | 692 | December 31, 2021 | | 7,435 |
* For the years ended December 31, 2019, 2020 and 2021, 2.4 million, 2.5 million and 5.8 million restricted share units were granted under the 2014 Plan, respectively. Options of nil, 0.5 million and nil were granted during 2019, 2020 and 2021,respectively.
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| Summary of option activities under the Company's stock option program |
| | | | | | | | | | | | | | | | | | Weighted Average | | | | | | Options | | Weighted Average | | Remaining | | Aggregate | | | Outstanding | | Exercise Price | | Contractual Life | | Intrinsic Value | | | (In thousands) | | (In US$) | | (In years) | | (In US$ thousands) | December 31, 2018 | | 184 | | | 3.45 | | 1.5 | | | 10,089 | Granted | | — | | | — | | | | | | Exercised | | (95) | | | 3.41 | | | | | | Cancelled/expired/forfeited | | — | | | — | | | | | | December 31, 2019 | | 89 | | | 3.49 | | 0.7 | | | 3,799 | Granted | | 482 | | | 32.68 | | | | | | Exercised | | (16) | | | 3.47 | | | | | | Cancelled/expired/forfeited | | (4) | | | 30.96 | | | | | | December 31, 2020 | | 551 | | | 28.85 | | 5.8 | | | 6,683 | Granted | | — | | | — | | | | | | Exercised | | (105) | | | 12.70 | | | | | | Cancelled/expired/forfeited | | (59) | | | 32.68 | | | | | | December 31, 2021 | | 387 | | | 32.68 | | 5.6 | | | — | | | | | | | | | | | | Vested and expected to vest as of December 31, 2020 | | 503 | | | 28.50 | | 5.7 | | | 6,294 | Exercisable as of December 31, 2020 | | 72 | | | 3.50 | | 0.2 | | | 2,707 | | | | | | | | | | | | Vested and expected to vest as of December 31, 2021 | | 351 | | | 32.68 | | 5.6 | | | — | Exercisable as of December 31, 2021 | | 82 | | | 32.68 | | 5.6 | | | — |
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| Schedule of stock options outstanding |
| | | | | | | | | | | | | | | | | Weighted | | | | Weighted | | Weighted Average | | | Options | | Average | | Options | | Average | | Remaining | Range of Exercise Prices | | Outstanding | | Exercise Price | | Exercisable | | Exercise Price | | Contractual Life | | | (In thousands) | | | (In US$) | | (In thousands) | | | (In US$) | | (In years) | As of December 31, 2020 | | | | | | | | | | | | | US$ 3.43 - US$3.50 | | 72 | | | 3.50 | | 72 | | | 3.50 | | 0.2 | US$32.68 | | 479 | | | 32.68 | | — | | | — | | — | | | 551 | | | 28.85 | | 72 | | | 3.50 | | 0.2 | As of December 31, 2021 | | | | | | | | | | | | | US$32.68 | | 387 | | | 32.68 | | 82 | | | 32.68 | | 5.6 |
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| Performance-Based Restricted Share Units |
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| Stock-Based Compensation |
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| Summary of restricted share unit activities |
| | | | | | | | | | Weighted-Average | | | | | Grant Date | | | Shares Granted | | Fair Value | | | (In thousands) | | (In US$) | December 31, 2018 | | 4 | | | 87.14 | Awarded | | 98 | | | 64.33 | Vested | | (4) | | | 87.14 | Cancelled | | (39) | | | 69.14 | December 31, 2019 | | 59 | | | 61.17 | Awarded | | 46 | | | 36.49 | Vested | | (54) | | | 60.16 | Cancelled | | (34) | | | 36.49 | December 31, 2020 | | 17 | | | 36.49 | Awarded | | 15 | | | 54.08 | Vested | | (2) | | | 38.78 | Cancelled | | (19) | | | 40.63 | December 31, 2021 | | 11 | | | 54.17 |
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| Service-based restricted share units |
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| Stock-Based Compensation |
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| Summary of restricted share unit activities |
| | | | | | | | | | Weighted- | | | | | Average | | | Shares | | Grant Date | | | Granted | | Fair Value | | | (In thousands) | | (In US$) | December 31, 2018 | | 2,756 | | | 48.62 | Awarded | | 2,313 | | | 45.49 | Vested | | (1,374) | | | 37.60 | Cancelled | | (183) | | | 48.48 | December 31, 2019 | | 3,512 | | | 50.89 | Awarded | | 2,512 | | | 33.50 | Vested | | (1,307) | | | 49.12 | Cancelled | | (393) | | | 44.96 | December 31, 2020 | | 4,324 | | | 41.86 | Awarded | | 5,737 | | | 47.95 | Vested | | (1,608) | | | 45.66 | Cancelled | | (614) | | | 44.02 | December 31, 2021 | | 7,839 | | | 45.37 |
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