Goodwill and Intangible Assets (Carrying Amount of Goodwill and Intangible Assets) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Schedule of Goodwill and Intangible Assets [Line Items]
Goodwill, Beginning balance	$ 1,388,243
Goodwill, Adjustments	6,975
Goodwill, Ending balance	1,395,218	$ 1,388,243
Intangible assets, Beginning balance	133,279
Intangible assets, Adjustments	3,863
Intangible assets, Amortization	(23,568)	(20,929)	$ (19,595)
Intangible assets, Ending balance	113,574	133,279
Global Wealth Management [Member]
Schedule of Goodwill and Intangible Assets [Line Items]
Goodwill, Beginning balance	335,009
Goodwill, Adjustments	0
Goodwill, Ending balance	335,009	335,009
Intangible assets, Beginning balance	28,687
Intangible assets, Adjustments	0
Intangible assets, Amortization	(4,302)
Intangible assets, Ending balance	24,385	28,687
Institutional Group [Member]
Schedule of Goodwill and Intangible Assets [Line Items]
Goodwill, Beginning balance	1,053,234
Goodwill, Adjustments	6,975
Goodwill, Ending balance	1,060,209	1,053,234
Intangible assets, Beginning balance	104,592
Intangible assets, Adjustments	3,863
Intangible assets, Amortization	(19,266)
Intangible assets, Ending balance	$ 89,189	$ 104,592