Loans, net (Changes In Allowance For Loan And Lease Losses By Loan Category) (Details) - USD ($) $ in Thousands	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025
Changes in allowance for loan and lease losses by loan category [Abstract]
Beginning balance	$ 66,200	$ 44,853
Charge-offs	(91,166)	(92,022)
Recoveries	34,835	15,093
Provision (reversal)	53,626	91,469
Ending balance	63,495	59,393
SBL non-real estate
Changes in allowance for loan and lease losses by loan category [Abstract]
Beginning balance	6,337	4,972
Charge-offs	(172)	(171)
Recoveries	75	61
Provision (reversal)	998	326
Ending balance	7,238	5,188
SBL commercial mortgage
Changes in allowance for loan and lease losses by loan category [Abstract]
Beginning balance	3,118	3,203
Charge-offs	(486)	0
Recoveries	0	0
Provision (reversal)	813	(190)
Ending balance	3,445	3,013
SBL construction
Changes in allowance for loan and lease losses by loan category [Abstract]
Beginning balance	235	342
Charge-offs	0	0
Recoveries	0	0
Provision (reversal)	(25)	124
Ending balance	210	466
Direct lease financing
Changes in allowance for loan and lease losses by loan category [Abstract]
Beginning balance	15,675	13,125
Charge-offs	(956)	(1,520)
Recoveries	167	429
Provision (reversal)	(2,670)	1,504
Ending balance	12,216	13,538
SBLOC / IBLOC
Changes in allowance for loan and lease losses by loan category [Abstract]
Beginning balance	1,041	1,195
Charge-offs	(446)	0
Recoveries	0	0
Provision (reversal)	318	(188)
Ending balance	913	1,007
Advisor financing
Changes in allowance for loan and lease losses by loan category [Abstract]
Beginning balance	2,207	2,054
Charge-offs	0	0
Recoveries	0	0
Provision (reversal)	(407)	(13)
Ending balance	1,800	2,041
Real estate bridge lending
Changes in allowance for loan and lease losses by loan category [Abstract]
Beginning balance	5,949	6,603
Charge-offs	0	0
Recoveries	0	0
Provision (reversal)	536	16
Ending balance	6,485	6,619
Fintech
Changes in allowance for loan and lease losses by loan category [Abstract]
Beginning balance	31,137	12,909
Charge-offs	(89,106)	(89,627)
Recoveries	34,093	14,599
Provision (reversal)	54,609	89,101
Ending balance	30,733	26,982
Other Loans
Changes in allowance for loan and lease losses by loan category [Abstract]
Beginning balance	501	450
Charge-offs	0	(704)
Recoveries	500	4
Provision (reversal)	(546)	789
Ending balance	$ 455	$ 539

Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477657/942-210-S45-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478478/942-210-S50-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(7)(2))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479344/326-20-45-1

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Amount, excluding accrued interest, of increase in allowance for credit loss on financing receivable from recovery. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (e)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

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- Definition

Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
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-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-6

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- Definition

Amount, excluding accrued interest, of credit loss expense (reversal of expense) on financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 220
-SubTopic 40
-Name Accounting Standards Codification
-Section 50
-Paragraph 22
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147476148/220-40-50-22

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