Goodwill and Intangible Assets (Intangible Assets) (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 285,462	$ 285,293
Accumulated Amortization	177,319	171,719
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	208,770	208,601
Accumulated Amortization	119,040	115,919
Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	29,109	29,109
Accumulated Amortization	22,648	22,210
Acquired Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	19,903	19,903
Accumulated Amortization	10,654	9,158
Non-Compete Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	10,152	10,152
Accumulated Amortization	8,667	8,559
Investment Banking Backlog [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	8,913	8,913
Accumulated Amortization	7,720	7,327
Core Deposits [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	8,615	8,615
Accumulated Amortization	$ 8,590	$ 8,546