Revenue (Breakdown of Revenues by Accounting Standards) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue from contract with customers	$ 738,978	$ 677,856
Total revenues	3,881,238	3,977,954
Revenues under ASC 606
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue from contract with customers	738,978	677,856
Revenues under ASC 815
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Total revenues	$ 3,142,260	$ 3,300,098