Segment Reporting (Schedule Of Information Of Total Assets On Segment Basis) (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Segment Reporting Information [Line Items]
Assets	$ 42,893,152	$ 41,270,782
Global Wealth Management [Member]
Segment Reporting Information [Line Items]
Assets	37,473,117	36,086,157
Institutional Group [Member]
Segment Reporting Information [Line Items]
Assets	5,247,572	4,996,613
Other Segments [Member]
Segment Reporting Information [Line Items]
Assets	$ 172,463	$ 188,012

Amount of asset recognized for present right to economic benefit.

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+ Details