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Fair Value Measures (Assets and Liabilities Measured at Fair Value on a Recurring Basis) (Details) - USD ($) $ in Thousands | Dec. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | $ 556,214 | $ 615,533
Liabilities, Fair Value Disclosure | 15,527 | 1,738
Level 1 |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 114,583 | 193,340
Liabilities, Fair Value Disclosure | 0 | 0
Level 2 |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 441,631 | 422,193
Liabilities, Fair Value Disclosure | 15,527 | 1,738
Level 3 |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 0 | 0
Liabilities, Fair Value Disclosure | 0 | 0
Money market funds | Cash equivalents: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 76,680 | 160,743
Money market funds | Short-term investments: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 292 | 384
Money market funds | Other non-current assets: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 3,656 | 1,263
Money market funds | Level 1 | Cash equivalents: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 76,680 | 160,743
Money market funds | Level 1 | Short-term investments: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 292 | 384
Money market funds | Level 1 | Other non-current assets: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 3,656 | 1,263
Money market funds | Level 2 | Cash equivalents: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 0 | 0
Money market funds | Level 2 | Short-term investments: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 0 | 0
Money market funds | Level 2 | Other non-current assets: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 0 | 0
Money market funds | Level 3 | Cash equivalents: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 0 | 0
Money market funds | Level 3 | Short-term investments: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 0 | 0
Money market funds | Level 3 | Other non-current assets: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 0 | 0
U.S. government treasury bills | Cash equivalents: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 50,050 | 84,622
U.S. government treasury bills | Available-for-sale Securities |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 321,766 | 281,499
U.S. government treasury bills | Level 1 | Cash equivalents: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 0 | 0
U.S. government treasury bills | Level 1 | Available-for-sale Securities |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 0 | 0
U.S. government treasury bills | Level 2 | Cash equivalents: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 50,050 | 84,622
U.S. government treasury bills | Level 2 | Available-for-sale Securities |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 321,766 | 281,499
U.S. government treasury bills | Level 3 | Cash equivalents: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 0 | 0
U.S. government treasury bills | Level 3 | Available-for-sale Securities |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 0 | 0
Derivative financial instruments | Prepaid expenses and other current assets: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 7,039 | 24,629
Derivative financial instruments | Other non-current assets: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 2,788 | 9,137
Derivative financial instruments | Level 1 | Prepaid expenses and other current assets: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 0 | 0
Derivative financial instruments | Level 1 | Other non-current assets: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 0 | 0
Derivative financial instruments | Level 2 | Prepaid expenses and other current assets: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 7,039 | 24,629
Derivative financial instruments | Level 2 | Other non-current assets: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 2,788 | 9,137
Derivative financial instruments | Level 3 | Prepaid expenses and other current assets: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 0 | 0
Derivative financial instruments | Level 3 | Other non-current assets: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 0 | 0
Derivative financial instruments | Accrued liabilities: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Liabilities, Fair Value Disclosure | 9,795 | 1,725
Derivative financial instruments | Other long-term liabilities: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Liabilities, Fair Value Disclosure | 5,732 | 13
Derivative financial instruments | Level 1 | Accrued liabilities: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Liabilities, Fair Value Disclosure | 0 | 0
Derivative financial instruments | Level 1 | Other long-term liabilities: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Liabilities, Fair Value Disclosure | 0 | 0
Derivative financial instruments | Level 2 | Accrued liabilities: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Liabilities, Fair Value Disclosure | 9,795 | 1,725
Derivative financial instruments | Level 2 | Other long-term liabilities: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Liabilities, Fair Value Disclosure | 5,732 | 13
Derivative financial instruments | Level 3 | Accrued liabilities: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Liabilities, Fair Value Disclosure | 0 | 0
Derivative financial instruments | Level 3 | Other long-term liabilities: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Liabilities, Fair Value Disclosure | 0 | 0
Mutual fund shares | Short-term investments: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 2,032 | 1,725
Mutual fund shares | Other non-current assets: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 31,923 | 29,225
Mutual fund shares | Level 1 | Short-term investments: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 2,032 | 1,725
Mutual fund shares | Level 1 | Other non-current assets: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 31,923 | 29,225
Mutual fund shares | Level 2 | Short-term investments: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 0 | 0
Mutual fund shares | Level 2 | Other non-current assets: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 0 | 0
Mutual fund shares | Level 3 | Short-term investments: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 0 | 0
Mutual fund shares | Level 3 | Other non-current assets: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 0 | 0
Time deposits | Cash equivalents: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 10,456 | 22,306
Time deposits | Level 1 | Cash equivalents: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 0 | 0
Time deposits | Level 2 | Cash equivalents: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 10,456 | 22,306
Time deposits | Level 3 | Cash equivalents: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 0 | $ 0
Commercial Paper | Cash equivalents: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 24,856 |
Commercial Paper | Available-for-sale Securities |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 24,676 |
Commercial Paper | Level 1 | Cash equivalents: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 0 |
Commercial Paper | Level 1 | Available-for-sale Securities |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 0 |
Commercial Paper | Level 2 | Cash equivalents: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 24,856 |
Commercial Paper | Level 2 | Available-for-sale Securities |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 24,676 |
Commercial Paper | Level 3 | Cash equivalents: |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | 0 |
Commercial Paper | Level 3 | Available-for-sale Securities |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Assets, Fair Value Disclosure | $ 0 |

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