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Stockholders' Equity (Tables) | 12 Months Ended
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Dec. 31, 2023
Stockholders' Equity Note [Abstract] |
Schedule of reserved shares of common stock for issuance | The Company had reserved shares of common stock for issuance as follows:
|  | As of December 31,
|  | 2023 |  | 2022
Stock options issued and outstanding |  | 1,722,861 |  |  | 2,277,379 |
Unvested restricted stock units issued and outstanding |  | 18,755,538 |  |  | 15,414,997 |
Shares of Class A common stock reserved for Twilio.org |  | 442,041 |  |  | 530,449 |
Stock-based awards available for grant under 2016 Plan |  | 19,869,260 |  |  | 19,851,399 |
Shares of Class A common stock reserved for issuance pursuant to ESPP |  | 8,541,701 |  |  | 7,648,429 |
Total |  | 49,331,401 |  |  | 45,722,653 |

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