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Stockholders' Equity - Narrative (Details) $ / shares in Units, $ in Millions |  | 12 Months Ended |  |
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Jan. 01, 2025 shares | Dec. 31, 2024 USD ($) equityCompensationPlan $ / shares shares | Dec. 31, 2023 USD ($) $ / shares shares | Dec. 31, 2022 USD ($) $ / shares shares | Jan. 06, 2025 USD ($) | Feb. 06, 2024 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Common stock, shares authorized (in shares) |  | 5,000,000,000 | 5,000,000,000 |  |  |
Common stock, par value (in dollars per share) | $ / shares |  | $ 0.00001 | $ 0.00001 |  |  |
Dividends declared (in shares) | $ / shares |  | $ 0 |  |  |  |
Common stock, shares issued (in shares) |  | 2,107,953,000 | 2,071,144,000 |  |  |
Common stock, shares outstanding (in shares) |  | 2,107,953,000 | 2,071,144,000 |  |  |
Preferred stock, shares authorized (in shares) |  | 10,000,000 |  |  |  |
Preferred stock, shares outstanding (in shares) |  | 0 | 0 |  |  |
Preferred stock, shares issued (in shares) |  | 0 | 0 |  |  |
Number of equity compensation plans | equityCompensationPlan |  | 4 |  |  |  |
Intrinsic value of options exercised during period | $ |  | $ 433 | $ 319 | $ 101 |  |
Income tax benefit from stock-based compensation expense | $ |  | $ 381 | $ 0 | $ 0 |  |
Weighted average grant date fair value of options granted (in dollars per share) | $ / shares |  | $ 25.97 | $ 16.63 | $ 13.58 |  |
Authorized repurchase amount (in shares) | $ |  |  |  |  |  | $ 7,000
Repurchased and subsequently retired (in shares) |  | 17,800,000 |  |  |  |
Repurchased and subsequently retired | $ |  | $ 1,200 |  |  |  |
Remaining authorized repurchase amount | $ |  | 5,800 |  |  |  |
Subsequent Event |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Accelerated share repurchases, authorized amount | $ |  |  |  |  | $ 1,500 |
RSUs |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Fair value of instruments vested during period | $ |  | $ 1,700 | $ 1,700 | $ 1,800 |  |
Awards, granted (in shares) |  | 28,750,000 |  |  |  |
Weighted average grant date fair value per share, granted (in dollars per share) | $ / shares |  | $ 74.87 |  |  |  |
Shares outstanding (in shares) |  | 66,202,000 | 90,827,000 |  |  |
Weighted-average grant-date fair value (in dollars per share) | $ / shares |  | $ 48.49 | $ 34.49 |  |  |
Restricted Stock, RSUs, and SARs |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Unamortized compensation costs | $ |  | $ 3,100 |  |  |  |
Weighted-average recognition period |  | 2 years 6 months 29 days |  |  |  |
Warrant |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Awards, granted (in shares) |  | 0 | 0 | 0 |  |
SARs |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Weighted average grant date fair value per share, granted (in dollars per share) | $ / shares |  | $ 25.97 | $ 16.63 | $ 13.58 |  |
2019 Plan |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Equity incentive plan, term over which available awards may increase |  | 10 years |  |  |  |
Equity incentive plan, percent of increase |  | 5.00% |  |  |  |
2019 Plan | Subsequent Event |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Increase in stock reserved for issuance (in shares) | 105,000,000 |  |  |  |  |
Number of shares reserved for future issuance (in shares) | 545,000,000 |  |  |  |  |
Employee Stock Purchase Plan, 2019 |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Unamortized compensation costs | $ |  | $ 31 |  |  |  |
Weighted-average recognition period |  | 7 months 28 days |  |  |  |
ESPP, percent of total shares outstanding, increase calculation |  | 1.00% |  |  |  |
ESPP, upper threshold on increase in authorized shares (in shares) |  | 25,000,000 |  |  |  |
Issuance of common stock under the Employee Stock Purchase Plan (in shares) |  | 4,000,000 |  |  |  |
Weighted average price per share of stock (in dollars per share) | $ / shares |  | $ 39.95 |  |  |  |
Employee Stock Purchase Plan, 2019 | Subsequent Event |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Number of shares reserved for future issuance (in shares) | 118,000,000 |  |  |  |  |

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