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Segment Reporting (Schedule Of Operating Information, Segment) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Segment Reporting Information [Line Items] |  |  |  |
Net revenues | [1] | $ 4,737,088 | $ 3,752,061 | $ 3,337,030
Income/(loss) before income taxes |  | 1,067,081 | 651,160 | 599,138
Global Wealth Management [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenues | [1] | 2,598,837 | 2,190,826 | 2,130,559
Income/(loss) before income taxes |  | 914,953 | 725,884 | 785,960
Institutional Group [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenues | [1] | 2,152,439 | 1,583,147 | 1,214,017
Income/(loss) before income taxes |  | 558,937 | 325,285 | 175,670
Other Segments [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenues | [1] | (14,188) | (21,912) | (7,546)
Income/(loss) before income taxes |  | $ (406,809) | $ (400,009) | $ (362,492)
[1] | No individual client accounted for more than 10 percent of total net revenues for the years ended December 31, 2021, 2020, and 2019.

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