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Fair Value Measurements (Changes in the Fair Value of Deferred Compensation Plan Assets) (Details) - Deferred Compensation Plan Assets - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Beginning balance $ 45,016 $ 39,928
Purchases/additional fundings 4,507 5,705
Sales (9,941) (4,766)
Realized and unrealized (losses) gains (3,781) 2,250
Other, net 3,115 1,899
Ending balance $ 38,916 $ 45,016