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Fair Value Measurements (Reconciliation of Level 3 Financial Assets Measured on Recurring Basis) (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Contingent Consideration Arrangements |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Balance as of January 1 | $ 555 | $ 5,775
Fair value at date of acquisition | 0 | 4,200
Fair value adjustments | 0 | 112
Balance as of March 31 | 555 | 10,087
Corporate Debt Securities |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Balance as of January 1 | 15,586 | 0
Fair value at date of acquisition | 0 | 0
Fair value adjustments | 433 | 0
Balance as of March 31 | $ 16,019 | $ 0

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