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Segment Reporting (Business Segment Assets) (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Segment Reporting Information [Line Items]
Goodwill	$ 67,071	$ 67,071
Other intangible assets, net	6,109	6,343
Total assets	5,966,992	5,797,272
Banking [Member]
Segment Reporting Information [Line Items]
Goodwill	48,536	48,536
All Other [Member]
Segment Reporting Information [Line Items]
Goodwill	18,535	18,535
Operating Segment [Member] | Banking [Member]
Segment Reporting Information [Line Items]
Goodwill	48,536	48,536
Other intangible assets, net	0	0
Total assets	5,927,077	5,756,441
Operating Segment [Member] | All Other [Member]
Segment Reporting Information [Line Items]
Goodwill	18,535	18,535
Other intangible assets, net	6,109	6,343
Total assets	$ 39,915	$ 40,831

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