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Segment Reporting (Business Segment Assets) (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Segment Reporting Information [Line Items]
Goodwill	$ 67,071	$ 67,071
Other intangible assets, net	7,075	7,329
Total assets	5,630,498	5,520,779
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	1	3
Total assets	5,591,501	5,481,889
Operating Segment [Member] | All Other [Member]
Segment Reporting Information [Line Items]
Goodwill	18,535	18,535
Other intangible assets, net	7,074	7,326
Total assets	$ 38,997	$ 38,890

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