Goodwill and Other Acquisition-Related Intangible Assets (Summary of Intangible Assets) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Finite-Lived Intangible Assets, Net [Abstract]
Accumulated amortization	$ (61,212)	$ (55,096)
Indefinite-lived Intangible Assets (Excluding Goodwill) [Abstract]
Gross carrying amount	83,398	83,403
Total net carrying amount	22,186	28,307
Community banking
Indefinite-lived Intangible Assets (Excluding Goodwill) [Abstract]
Total net carrying amount	18,505	22,939
Community banking \| Trademarks
Indefinite-lived Intangible Assets (Excluding Goodwill) [Abstract]
Carrying amount	5,800	5,800
Community banking \| Core deposit intangibles
Finite-Lived Intangible Assets, Net [Abstract]
Gross carrying amount	55,206	55,206
Accumulated amortization	(42,501)	(38,067)
Net carrying amount	12,705	17,139
Specialty finance \| Customer list intangibles
Finite-Lived Intangible Assets, Net [Abstract]
Gross carrying amount	1,962	1,967
Accumulated amortization	(1,785)	(1,721)
Net carrying amount	177	246
Wealth management \| Customer list and other intangibles
Finite-Lived Intangible Assets, Net [Abstract]
Gross carrying amount	20,430	20,430
Accumulated amortization	(16,926)	(15,308)
Net carrying amount	$ 3,504	$ 5,122

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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-Name Accounting Standards Codification
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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount before accumulated amortization of intangible assets, excluding goodwill.

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Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.

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