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Cash, Cash Equivalents and Short-term Investments - Contractual maturities (Details) - USD ($) $ in Thousands | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Cash, Cash Equivalents and Short-Term Investments |  |
Due within one year, Amortized Cost | $ 142,192 | $ 129,568
Due after one year through five years, Amortized Cost | 236,923 | 280,822
Total, Amortized Cost | 379,115 | 410,390
Due within one year, Fair Value | 143,467 | 126,776
Due after one year through five years, Fair Value | 239,322 | 260,175
Total, Fair Value | $ 382,789 | $ 386,951

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- Definition Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27198-111563 + Details
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