Goodwill and Other Intangible Assets (Schedule of Other Intangible Assets) (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Goodwill [Line Items]
Gross Carrying Amount	$ 99,191	$ 69,900
Accumulated Amortization	(50,095)	(42,776)
Net Carrying Value	49,096	27,124
CDI
Goodwill [Line Items]
Gross Carrying Amount	57,400	57,400
Accumulated Amortization	(40,180)	(35,484)
Net Carrying Value	17,220	21,916
Client Relationships
Goodwill [Line Items]
Gross Carrying Amount	22,100	10,800
Accumulated Amortization	(7,421)	(6,136)
Net Carrying Value	14,679	4,664
Partner Relationships
Goodwill [Line Items]
Gross Carrying Amount	4,700
Accumulated Amortization	(313)
Net Carrying Value	4,387
Developed Technology
Goodwill [Line Items]
Gross Carrying Amount	11,091
Accumulated Amortization	(739)
Net Carrying Value	10,352
Other
Goodwill [Line Items]
Gross Carrying Amount	3,900	1,700
Accumulated Amortization	(1,442)	(1,156)
Net Carrying Value	$ 2,458	$ 544