Revenues (Schedule of Contract with Customer, Assets and Liabilities) (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Contract Liabilities
Beginning balance	$ 457,831	$ 431,177
Consideration earned during the period	(58,807)	(102,087)
Consideration received during the period	132,527	175,343
Ending balance	$ 531,551	$ 504,433