Goodwill and Other Intangible Assets - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Sep. 30, 2023	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Jun. 01, 2023
Goodwill [Line Items]
Goodwill		$ 480,440	$ 452,390	$ 452,390
Reduction in goodwill		2,462
Amortization of intangibles		$ 10,500	$ 8,500	$ 9,500
Minimum
Goodwill [Line Items]
Other intangible assets, useful life		5 years
Maximum
Goodwill [Line Items]
Other intangible assets, useful life		10 years
CDI
Goodwill [Line Items]
Finite-lived intangible asset, useful life		10 years
Disposal Group, Disposed of by Sale, Not Discontinued Operations | GLOBALT
Goodwill [Line Items]
Reduction in goodwill	$ 2,500
Gain on disposition of business	$ 1,900
Qualpay
Goodwill [Line Items]
Percentage of business acquired					60.00%
Goodwill					$ 30,500
Other intangible assets					$ 29,300
Qualpay | Minimum
Goodwill [Line Items]
Other intangible assets, useful life		5 years
Qualpay | Maximum
Goodwill [Line Items]
Other intangible assets, useful life		8 years