Segment Financials (Schedule Of Segment Financials) (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2020	Mar. 31, 2020	Jun. 30, 2019	Mar. 31, 2019	Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2019
Segment Reporting Information [Line Items]
Interest income	$ 51,899		$ 44,080		$ 103,365	$ 87,658
Interest expense	1,653		9,541		10,208	19,109
Net interest income	50,246		34,539		93,157	68,549
Provision for credit losses	922		600		4,501	2,300
Non-interest income	20,366		19,749		36,965	50,114
Non-interest expense	42,620		39,519		81,038	78,748
Income before income tax	27,070		14,169		44,583	37,615
Income tax expense	6,787		3,575		11,139	9,610
Net income from continuing operations	20,283		10,594		33,444	28,005
Income (Loss) from discontinued operations	(215)		756		(785)	1,275
Net income	20,068	$ 12,591	11,350	$ 17,930	32,659	29,280
Total assets	6,214,037				6,214,037		$ 5,656,963
Total liabilities	5,680,958				5,680,958		5,172,466
Specialty Finance [Member]
Segment Reporting Information [Line Items]
Interest income	41,552		29,890		80,846	60,363
Interest expense	219		366		559	734
Net interest income	41,333		29,524		80,287	59,629
Provision for credit losses	922		600		4,501	2,300
Non-interest income	(178)		1,297		(4,017)	13,075
Non-interest expense	17,590		16,047		34,506	31,405
Income before income tax	22,643		14,174		37,263	38,999
Net income from continuing operations	22,643		14,174		37,263	38,999
Net income	22,643		14,174		37,263	38,999
Total assets	4,174,108				4,174,108		3,008,304
Total liabilities	298,212				298,212		247,485
Payments [Member]
Segment Reporting Information [Line Items]
Interest allocation	10,347		14,190		22,519	27,295
Interest expense	1,081		8,327		6,147	16,711
Net interest income	9,266		5,863		16,372	10,584
Non-interest income	20,416		18,418		40,837	36,966
Non-interest expense	17,261		17,463		34,406	33,922
Income before income tax	12,421		6,818		22,803	13,628
Net income from continuing operations	12,421		6,818		22,803	13,628
Net income	12,421		6,818		22,803	13,628
Total assets	38,723				38,723		57,746
Total liabilities	4,919,940				4,919,940		4,030,921
Corporate [Member]
Segment Reporting Information [Line Items]
Interest income	10,347		14,190		22,519	27,295
Interest allocation	(10,347)		(14,190)		(22,519)	(27,295)
Interest expense	353		848		3,502	1,664
Net interest income	(353)		(848)		(3,502)	(1,664)
Non-interest income	128		34		145	73
Non-interest expense	7,769		6,009		12,126	13,421
Income before income tax	(7,994)		(6,823)		(15,483)	(15,012)
Income tax expense	6,787		3,575		11,139	9,610
Net income from continuing operations	(14,781)		(10,398)		(26,622)	(24,622)
Net income	(14,781)		(10,398)		(26,622)	(24,622)
Total assets	1,872,743				1,872,743		2,450,256
Total liabilities	462,806				462,806		894,060
Discontinued Operations [Member]
Segment Reporting Information [Line Items]
Income (Loss) from discontinued operations	(215)		756		(785)	1,275
Net income	(215)		$ 756		(785)	$ 1,275
Total assets	$ 128,463				$ 128,463		$ 140,657