Loans (Changes In Allowance For Loan And Lease Losses By Loan Category) (Details) - USD ($) $ in Thousands		3 Months Ended		12 Months Ended
		Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Changes in allowance for loan and lease losses by loan category [Abstract]
Beginning balance		$ 17,806	$ 16,082	$ 16,082
Charge-offs		(289)	(256)	(2,006)
Recoveries		31	6	1,217
Provision (credit)	[1]	1,503	587	2,513
Ending balance		19,051	16,419	17,806
Ending balance: Individually evaluated for expected credit loss		1,488	2,961	978
Ending balance: Collectively evaluated for expected credit loss		17,563	13,458	16,828
Loans [Abstract]
Loans: Ending Balance	[2]	4,164,298	2,827,076	3,747,224
Ending balance: Individually evaluated for expected credit loss		8,136	12,419	3,983
Ending balance: Collectively evaluated for expected credit loss		4,156,162	2,814,657	3,743,241
SBL Non Real Estate [Member]
Changes in allowance for loan and lease losses by loan category [Abstract]
Beginning balance		5,415	5,060	5,060
Charge-offs		(98)	(144)	(1,138)
Recoveries		12	4	51
Provision (credit)	[1]	323	330	1,442
Ending balance		5,652	5,250	5,415
Ending balance: Individually evaluated for expected credit loss		1,338	1,871	829
Ending balance: Collectively evaluated for expected credit loss		4,314	3,379	4,586
Loans [Abstract]
Loans: Ending Balance	[2]	122,387	305,446	147,722
Ending balance: Individually evaluated for expected credit loss		2,346	3,115	1,887
Ending balance: Collectively evaluated for expected credit loss		120,041	302,331	145,835
SBL Commercial Mortgage [Member]
Changes in allowance for loan and lease losses by loan category [Abstract]
Beginning balance		2,952	3,315	3,315
Charge-offs				(417)
Recoveries				9
Provision (credit)	[1]	176	176	45
Ending balance		3,128	3,491	2,952
Ending balance: Individually evaluated for expected credit loss		116	1,027	115
Ending balance: Collectively evaluated for expected credit loss		3,012	2,464	2,837
Loans [Abstract]
Loans: Ending Balance	[2]	385,559	320,013	361,171
Ending balance: Individually evaluated for expected credit loss		589	7,305	812
Ending balance: Collectively evaluated for expected credit loss		384,970	312,708	360,359
SBL Construction [Member]
Changes in allowance for loan and lease losses by loan category [Abstract]
Beginning balance		432	328	328
Provision (credit)	[1]	63	6	104
Ending balance		495	334	432
Ending balance: Individually evaluated for expected credit loss		34	34	34
Ending balance: Collectively evaluated for expected credit loss		461	300	398
Loans [Abstract]
Loans: Ending Balance	[2]	31,432	20,692	27,199
Ending balance: Individually evaluated for expected credit loss		710	711	710
Ending balance: Collectively evaluated for expected credit loss		30,722	19,981	26,489
Direct Lease Financing [Member]
Changes in allowance for loan and lease losses by loan category [Abstract]
Beginning balance		5,817	6,043	6,043
Charge-offs		(191)	(97)	(412)
Recoveries		19	2	58
Provision (credit)	[1]	319	(163)	128
Ending balance		5,964	5,785	5,817
Ending balance: Individually evaluated for expected credit loss			29
Ending balance: Collectively evaluated for expected credit loss		5,964	5,756	5,817
Loans [Abstract]
Loans: Ending Balance	[2]	538,616	484,316	531,012
Ending balance: Individually evaluated for expected credit loss		8	738	254
Ending balance: Collectively evaluated for expected credit loss		538,608	483,578	530,758
SBLOC/IBLOC [Member]
Changes in allowance for loan and lease losses by loan category [Abstract]
Beginning balance		964	775	775
Charge-offs			(15)	(15)
Provision (credit)	[1]	70	51	204
Ending balance		1,034	811	964
Ending balance: Collectively evaluated for expected credit loss		1,034	811	964
Loans [Abstract]
Loans: Ending Balance	[2]	2,067,233	1,622,359	1,929,581
Ending balance: Collectively evaluated for expected credit loss		2,067,233	1,622,359	1,929,581
Advisor Financing [Member]
Changes in allowance for loan and lease losses by loan category [Abstract]
Beginning balance		868	362	362
Charge-offs
Recoveries
Provision (credit)	[1]	230	80	506
Ending balance		1,098	442	868
Ending balance: Individually evaluated for expected credit loss
Ending balance: Collectively evaluated for expected credit loss		1,098	442	868
Loans [Abstract]
Loans: Ending Balance	[2]	146,461	58,919	115,770
Ending balance: Individually evaluated for expected credit loss
Ending balance: Collectively evaluated for expected credit loss		146,461	58,919	115,770
Real Estate Bridge Lending [Member]
Changes in allowance for loan and lease losses by loan category [Abstract]
Beginning balance		1,181
Provision (credit)	[1]	346		1,181
Ending balance		1,527		1,181
Ending balance: Collectively evaluated for expected credit loss		1,527		1,181
Loans [Abstract]
Loans: Ending Balance	[2]	803,477		621,702
Ending balance: Collectively evaluated for expected credit loss		803,477		621,702
Other Loans [Member]
Changes in allowance for loan and lease losses by loan category [Abstract]
Beginning balance		177	199	199
Charge-offs				(24)
Recoveries				1,099
Provision (credit)	[1]	(24)	107	(1,097)
Ending balance		153	306	177
Ending balance: Collectively evaluated for expected credit loss		153	306	177
Loans [Abstract]
Loans: Ending Balance	[2]	61,096	6,452	5,014
Ending balance: Individually evaluated for expected credit loss		4,483	550	320
Ending balance: Collectively evaluated for expected credit loss		56,613	5,902	4,694
Unallocated [Member]
Loans [Abstract]
Loans: Ending Balance	[2]	8,037	8,879	8,053
Ending balance: Collectively evaluated for expected credit loss		8,037	8,879	8,053
Unfunded Loan Commitment [Member]
Changes in allowance for loan and lease losses by loan category [Abstract]
Provision (credit)		$ 4	$ 235	$ 597

[1] The amount shown as the provision for the period, reflects the provision on credit losses for loans, while the income statement provision for credit losses includes the provision for unfunded commitments of $4,000 and $235,000 for the three months ended March 31, 2022 and March 31, 2021, respectively. The income statement provision for credit losses includes the provision for unfunded commitments of $597,000 for the year ended December 31, 2021.

[2] The ending balance for loans in the unallocated column represents deferred costs and fees.