Transactions with Related Parties (Schedule of Transactions with Related Parties) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Related Party Transaction [Line Items]
Revenues	$ 714,297	$ 807,618	$ 2,240,663	$ 2,402,892
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	$ 495	495
Equity Method Investee
Related Party Transaction [Line Items]
Revenues	4,249	4,812	15,257	13,858
Cost and expenses	283	6,797	867	8,834
Other receivables	1,500		1,500		$ 1,900
Equity Method Investee | Fees
Related Party Transaction [Line Items]
Revenues	$ 2,600	$ 2,500	$ 7,800	$ 7,500