Transactions With Related Parties (Schedule of Amount Received in Public and Private Partnerships) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Related Party Transaction [Line Items]
Operating Cost and Expense, Related and Nonrelated Party Status [Extensible Enumeration]	Related Party	Related Party
Operating costs	$ 44,036	$ 112,100
Revenue, Related and Nonrelated Party Status [Extensible Enumeration]	Related Party	Related Party
Kaiser Francis Oil Company | Related Party
Related Party Transaction [Line Items]
Operating costs	$ 1,166	$ 3,382
Total revenues	$ 1,801	$ 3,949