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Earnings Per Share - Dilutive Potential Common Shares (Details) - USD ($) $ in Thousands | 12 Months Ended |  |  |  |  |  |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Aug. 31, 2022 | Aug. 24, 2022 | Dec. 31, 2020 | May 31, 2020 | May 29, 2020 | May 18, 2020 | Mar. 31, 2018 | Jul. 31, 2017 | Jul. 20, 2017 | Apr. 30, 2017 | Apr. 04, 2017
Earnings Per Share |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of dilutive potential common stock | 163,726,275 | 161,820,136 | 147,846,729 |  |  |  |  |  |  |  |  |  |  |
3.75% Convertible Senior Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |
Earnings Per Share |  |  |  |  |  |  |  |  |  |  |  |  |  |
Principal amount | $ 197,278 | $ 197,278 |  |  |  |  | $ 212,463 | $ 12,500 | $ 200,000 |  |  |  |  |
Conversion of notes through common stock issuance (in shares) | 0 | 0 | 3,000,000.0 |  |  |  |  |  |  |  |  |  |  |
Interest rate (as a percent) |  |  | 3.75% |  |  | 3.75% | 3.75% | 3.75% | 3.75% | 3.75% |  |  |  |
2022 Amazon transaction agreement |  |  |  |  |  |  |  |  |  |  |  |  |  |
Earnings Per Share |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares of common stock that can be purchased from warrants issued (in shares) |  |  |  | 16,000,000 | 16,000,000 |  |  |  |  |  |  |  |  |
Warrants Exercised During the Period | 0 |  |  |  |  |  |  |  |  |  |  |  |  |
Warrants issued with the Amazon, Inc transaction agreement |  |  |  |  |  |  |  |  |  |  |  |  |  |
Earnings Per Share |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares of common stock that can be purchased from warrants issued (in shares) |  |  |  |  |  |  |  |  |  |  |  |  | 55,286,696 | 55,286,696
Number of warrants exercised (in shares) | 34,917,912 | 24,704,450 |  |  |  |  |  |  |  |  |  |  |  |
Warrants issued with the Walmart Stores, Inc transaction agreement |  |  |  |  |  |  |  |  |  |  |  |  |  |
Earnings Per Share |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares of common stock that can be purchased from warrants issued (in shares) |  |  |  |  |  |  |  |  |  |  | 55,286,696 | 55,286,696 |  |
Number of warrants exercised (in shares) | 13,094,217 | 13,094,217 |  |  |  |  |  |  |  |  |  |  |  |
Employee Stock Option [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Earnings Per Share |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of dilutive potential common stock | 39,261,362 | 27,598,269 | 23,806,909 |  |  |  |  |  |  |  |  |  |  |
Options granted | 13,254,689 | 4,761,724 | 16,502,335 |  |  |  |  |  |  |  |  |  |  |
Restricted stock and restricted stock units outstanding |  |  |  |  |  |  |  |  |  |  |  |  |  |
Earnings Per Share |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of dilutive potential common stock | 6,732,884 | 6,276,376 | 4,851,873 |  |  |  |  |  |  |  |  |  |  |
Options granted | 4,131,193 | 4,289,682 | 1,894,356 |  |  |  |  |  |  |  |  |  |  |
Common stock warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |
Earnings Per Share |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of dilutive potential common stock | 78,561,263 | 88,774,725 | 80,017,181 |  |  |  |  |  |  |  |  |  |  |
Convertible senior notes |  |  |  |  |  |  |  |  |  |  |  |  |  |
Earnings Per Share |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of dilutive potential common stock | 39,170,766 | 39,170,766 | 39,170,766 |  |  |  |  |  |  |  |  |  |  |

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