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Investments (Narrative) (Details) |  | 3 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Jul. 31, 2023 USD ($) | Mar. 31, 2024 USD ($) shares | Mar. 31, 2023 USD ($) investment shares | Dec. 31, 2023 USD ($) investment shares | May 19, 2023 | Apr. 12, 2022 USD ($)
Equity Securities [Line Items] |  |  |  |  |  |
Equity securities, shares owned (in shares) | shares |  | 1,000,000 |  | 1,000,000 |  |
Carrying value of investment |  | $ 16,400,000 |  | $ 27,100,000 |  |
Number of shares sold in transaction (in shares) | shares |  | 0 | 52,393 |  |  |
Gross unrealized gains |  | $ 600,000 |  | $ 700,000 |  |
Investments in an unrealized loss position | investment |  |  | 0 | 0 |  |
Impairment losses |  | 0 | $ 0 |  |  |
Loss from equity method investment, net of income taxes |  | (645,000) | $ (9,182,000) |  |  |
Equity method investments |  | 99,000,000 |  | $ 99,900,000 |  |
Xyla, Inc. |  |  |  |  |  |
Equity Securities [Line Items] |  |  |  |  |  |
Payments to acquire equity securities without readily determinable fair value | $ 25,000,000.0 |  |  |  |  |
Equity securities without readily determinable fair value |  | 25,300,000 |  | 25,300,000 |  |
Corporate Debt Securities |  |  |  |  |  |
Equity Securities [Line Items] |  |  |  |  |  |
Debt securities, available-for-sale, coupon rate |  |  |  |  | 6.00% | 4.00%
Debt securities, available-for-sale |  |  |  |  |  | $ 15,000,000
Carrying value of investment |  | $ 15,600,000 |  | $ 15,700,000 |  |
Corporate Debt Securities | Minimum |  |  |  |  |  |
Equity Securities [Line Items] |  |  |  |  |  |
Debt securities, available-for-sale, term |  | 1 year |  | 1 year |  |
Corporate Debt Securities | Maximum |  |  |  |  |  |
Equity Securities [Line Items] |  |  |  |  |  |
Debt securities, available-for-sale, term |  | 5 years |  | 5 years |  |

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