Accumulated Other Comprehensive Income (Schedule of Reclassifications out of AOCI) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Accumulated Other Comprehensive Income (Loss) [Line Items]
Cost of revenue	$ 1,362,986	$ 1,325,928	$ 1,135,615
Tax (expense) benefit	180,883	157,810	79,854
Gains (losses), net of tax	679,089	744,844	582,131
Foreign currency exchange contracts | Reclassification out of accumulated other comprehensive income
Accumulated Other Comprehensive Income (Loss) [Line Items]
Cost of revenue	25,733	(7,121)	829
Tax (expense) benefit	(6,742)	1,347	(158)
Gains (losses), net of tax	18,991	(5,774)	671
Defined benefit plans | Reclassification out of accumulated other comprehensive income
Accumulated Other Comprehensive Income (Loss) [Line Items]
Cost of revenue	(605)	0	0
Tax (expense) benefit	99	0	0
Gains (losses), net of tax	$ (506)	$ 0	$ 0