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Acquisitions, Goodwill And Other Intangible Assets (Narrative) (Details) - USD ($) $ in Thousands | 1 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Nov. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022 | Dec. 31, 2022
Business Acquisition [Line Items] |  |  |  |
Cash consideration, net of cash acquired |  | $ 25,851 | $ 55,709 |
Goodwill |  | 579,912 |  | $ 567,063
Acquisitions Completed During The Three Months Ended March 31, 2023 |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Cash consideration, net of cash acquired |  | 25,800 |  |
Consideration, holdback payment liability |  | 500 |  |
Goodwill |  | $ 16,700 |  |
Way Interglobal Network LLC |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Cash consideration, net of cash acquired | $ 54,800 |  |  |
Consideration, holdback payment liability | $ 2,000 |  |  |

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