Segment Financials (Schedule Of Segment Financials) (Details) - USD ($) $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Segment Reporting Information [Line Items]
Interest income	$ 53,500			$ 52,478			$ 167,403	$ 155,843
Interest expense	2,607			2,482			8,684	12,690
Net interest income	50,893			49,996			158,719	143,153
Provision for credit losses	1,613			1,297			1,484	5,798
Non-interest income	26,588			24,352			76,523	61,317
Non-interest expense	39,384			42,026			125,150	123,064
Income before income tax	36,484			31,025			108,608	75,608
Income tax expense	8,289			7,894			25,195	19,033
Net income from continuing operations	28,195			23,131			83,413	56,575
Income (Loss) from discontinued operations	66			123			248	(662)
Net income	28,261	$ 29,435	$ 25,965	23,254	$ 20,068	$ 12,591	83,661	55,913
Total assets	6,268,463						6,268,463		$ 6,276,841
Total liabilities	5,630,486						5,630,486		5,695,677
Specialty Finance [Member]
Segment Reporting Information [Line Items]
Interest income	46,313			44,408			143,549	125,254
Interest expense	239			232			723	791
Net interest income	46,074			44,176			142,826	124,463
Provision for credit losses	1,613			1,297			1,484	5,798
Non-interest income	6,408			2,395			13,864	(1,622)
Non-interest expense	16,452			17,236			50,844	51,742
Income before income tax	34,417			28,038			104,362	65,301
Net income from continuing operations	34,417			28,038			104,362	65,301
Net income	34,417			28,038			104,362	65,301
Total assets	4,706,208						4,706,208		4,491,768
Total liabilities	342,746						342,746		304,908
Payments [Member]
Segment Reporting Information [Line Items]
Interest allocation	7,187			8,070			23,854	30,589
Interest expense	916			1,234			3,298	7,381
Net interest income	6,271			6,836			20,556	23,208
Non-interest income	20,166			21,933			62,600	62,770
Non-interest expense	16,286			16,939			52,666	51,345
Income before income tax	10,151			11,830			30,490	34,633
Net income from continuing operations	10,151			11,830			30,490	34,633
Net income	10,151			11,830			30,490	34,633
Total assets	39,702						39,702		32,976
Total liabilities	4,691,158						4,691,158		4,877,674
Corporate [Member]
Segment Reporting Information [Line Items]
Interest income	7,187			8,070			23,854	30,589
Interest allocation	(7,187)			(8,070)			(23,854)	(30,589)
Interest expense	1,452			1,016			4,663	4,518
Net interest income	(1,452)			(1,016)			(4,663)	(4,518)
Non-interest income	14			24			59	169
Non-interest expense	6,646			7,851			21,640	19,977
Income before income tax	(8,084)			(8,843)			(26,244)	(24,326)
Income tax expense	8,289			7,894			25,195	19,033
Net income from continuing operations	(16,373)			(16,737)			(51,439)	(43,359)
Net income	(16,373)			(16,737)			(51,439)	(43,359)
Total assets	1,434,649						1,434,649		1,638,447
Total liabilities	596,582						596,582		513,095
Discontinued Operations [Member]
Segment Reporting Information [Line Items]
Income (Loss) from discontinued operations	66			123			248	(662)
Net income	66			$ 123			248	$ (662)
Total assets	$ 87,904						$ 87,904		$ 113,650