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Transactions with Related Parties (Schedule of Transactions with Related Parties) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023 | Dec. 31, 2023
Related Party Transaction [Line Items] |  |  |  |  |
Revenues | $ 756,261 | $ 804,662 | $ 1,526,366 | $ 1,595,274 |
Poseidon |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Equity method investment, ownership percentage | 64.00% |  | 64.00% |  |
CEO |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Cost and expenses | $ 165 | 165 | $ 330 | 330 |
Equity Method Investee |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Revenues | 6,025 | 5,454 | 11,008 | 9,046 |
Cost and expenses | 298 | 1,755 | 584 | 2,037 |
Other receivables | 2,900 |  | 2,900 |  | $ 1,900
Equity Method Investee | Fees |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Revenues | $ 2,600 | $ 2,500 | $ 5,200 | $ 5,000 |

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