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Marketable Securities - Schedule of Available-for-sale Marketable Securities (Details) - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Marketable Securities [Line Items] |  |
Amortized Cost | $ 3,364,403 | $ 2,939,623
Unrealized Gain | 6,429 | 5,081
Unrealized Losses | (1,012) | (2,628)
Fair Value | 3,369,820 | 2,942,076
Corporate debt securities |  |
Marketable Securities [Line Items] |  |
Amortized Cost | 2,339,091 | 1,893,599
Unrealized Gain | 5,659 | 4,243
Unrealized Losses | (695) | (1,801)
Fair Value | 2,344,055 | 1,896,041
Commercial paper |  |
Marketable Securities [Line Items] |  |
Amortized Cost | 419,851 | 390,058
Unrealized Gain | 71 | 241
Unrealized Losses | (21) | (16)
Fair Value | 419,901 | 390,283
U.S. government treasury securities |  |
Marketable Securities [Line Items] |  |
Amortized Cost | 398,871 | 466,765
Unrealized Gain | 641 | 484
Unrealized Losses | (293) | (789)
Fair Value | 399,219 | 466,460
Certificates of deposit |  |
Marketable Securities [Line Items] |  |
Amortized Cost | 205,100 | 187,711
Unrealized Gain | 53 | 113
Unrealized Losses | (3) | (22)
Fair Value | 205,150 | 187,802
U.S. government agency securities |  |
Marketable Securities [Line Items] |  |
Amortized Cost | 1,490 | 1,490
Unrealized Gain | 5 | 0
Unrealized Losses | 0 | 0
Fair Value | $ 1,495 | $ 1,490

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