Cash Equivalents and Marketable Securities - Classification of Cash Equivalents and Marketable Securities (Details) - USD ($) |
3 Months Ended | 6 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2024 |
Dec. 31, 2024 |
|
| Classified as: | |||||
| Cash equivalents | $ 161,289,000 | $ 161,289,000 | $ 86,236,000 | ||
| Marketable securities - current | 401,922,000 | 401,922,000 | 321,664,000 | ||
| Marketable securities - noncurrent | 102,493,000 | 102,493,000 | 140,252,000 | ||
| Total cash equivalents and marketable securities | 665,704,000 | $ 665,704,000 | $ 548,152,000 | ||
| Contractual maturities | |||||
| Maximum period of current contractual maturities | 1 year | 1 year | |||
| Minimum period of noncurrent contractual maturities | 1 year | ||||
| Maximum period of Noncurrent contractual maturities | 2 years | ||||
| Proceeds from sale of marketable securities | $ 7,003,000 | ||||
| Realized Gain (loss) | 0 | $ 0 | (5,000) | $ 0 | |
| Credit-related losses to be recognized | $ 0 | $ 0 | $ 0 | ||