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Business Segment Information (Reconciliation of Total Operating Profit) (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Segment Reporting Information [Line Items]    
Total operating profit from segments $ 132,919 $ 238,823
Corporate overhead expenses (31,152) (24,024)
Income from operations $ 101,767 $ 214,799