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Acquisitions, Goodwill And Other Intangible Assets (Narrative) (Details) - USD ($) $ in Thousands | 1 Months Ended | 3 Months Ended
--- | --- | ---
Mar. 31, 2022 | Oct. 31, 2021 | Sep. 30, 2021 | Apr. 30, 2021 | Mar. 31, 2022 | Mar. 31, 2021
Business Acquisition [Line Items] |  |  |  |  |  |
Cash consideration, net of cash acquired |  |  |  |  | $ 50,089 | $ 2,779
Exertis |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Deferred revenue liability |  | $ 24,800 |  |  |  |
Girard |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Purchase price | $ 70,000 |  |  |  |  |
Cash consideration, net of cash acquired | 50,000 |  |  |  |  |
Consideration, holdback payment liability | $ 20,000 |  |  |  |  |
Exertis |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Purchase price |  | $ 39,700 |  |  |  |
Furrion |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Purchase price |  |  | $ 146,700 |  |  |
Percentage of interests acquired |  |  | 100.00% |  |  |
Cash consideration, net of cash acquired |  |  | $ 50,500 |  |  |
Consideration, holdback payment liability |  |  | 31,300 |  |  |
Consideration transferred, settlement of receivable |  |  | $ 35,000 |  |  |
Schaudt |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Purchase price |  |  |  | $ 29,400 |  |
Percentage of interests acquired |  |  |  | 100.00% |  |

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