v3.26.1
Segment Reporting (Schedule Of Net Revenues Earned On Major Geographical Areas) (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Segment Reporting Information [Line Items]        
Total net revenues [1] $ 1,450,804 $ 1,284,286 $ 2,928,965 $ 2,539,755
United States [Member]        
Segment Reporting Information [Line Items]        
Total net revenues 1,383,314 1,224,193 2,760,749 2,405,653
United Kingdom [Member]        
Segment Reporting Information [Line Items]        
Total net revenues 34,676 41,336 93,710 89,580
Canada [Member]        
Segment Reporting Information [Line Items]        
Total net revenues 17,700 9,091 41,049 25,570
Other [Member]        
Segment Reporting Information [Line Items]        
Total net revenues $ 15,114 $ 9,666 $ 33,457 $ 18,952
[1] No individual client accounted for more than 10 percent of total net revenues for the three and six months ended June 30, 2026 and 2025.