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Goodwill and Other Intangible Assets (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Jun. 01, 2023	Dec. 31, 2022
Goodwill [Line Items]
Goodwill	$ 479,851		$ 479,851			$ 452,390
Reduction in goodwill			2,462
Amortization expense	$ 3,000	$ 2,100	$ 7,300	$ 6,400
CDI
Goodwill [Line Items]
Useful life (in years)	10 years		10 years
Minimum | Other
Goodwill [Line Items]
Useful life (in years)	5 years		5 years
Maximum | Other
Goodwill [Line Items]
Useful life (in years)	8 years		8 years
GLOBALT | Disposed of by Sale
Goodwill [Line Items]
Reduction in goodwill	$ 2,500
Gain on sale	1,900
Qualpay
Goodwill [Line Items]
Percentage of business acquired					60.00%
Goodwill					$ 23,200
Estimated intangible assets					$ 38,700
Valuation adjustments that increased goodwill	6,700
Decrease to other intangible assets	$ 9,400

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