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Goodwill and Intangible Assets (Intangible Assets) (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Value | $ 280,430 | $ 279,199
Accumulated Amortization | 149,841 | 131,042
Customer Relationships [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Value | 225,631 | 225,900
Accumulated Amortization | 109,216 | 97,054
Trade Name [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Value | 30,359 | 30,359
Accumulated Amortization | 20,861 | 17,694
Non-Compete Agreements [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Value | 9,440 | 9,240
Accumulated Amortization | 7,158 | 5,684
Core Deposits [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Value | 8,615 | 8,615
Accumulated Amortization | 7,389 | 6,277
Investment Banking Backlog [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Value | 5,545 | 4,245
Accumulated Amortization | 4,377 | 3,680
Acquired Technology [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Value | 840 | 840
Accumulated Amortization | $ 840 | $ 653

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