Loans (Major Classifications Of Loans) (Details) $ in Thousands		9 Months Ended
		Sep. 30, 2020 USD ($)	Dec. 31, 2019 USD ($)	Sep. 30, 2019 USD ($)
Major classifications of loans [Abstract]
Total loans, gross		$ 2,482,452	$ 1,814,488
Unamortized loan fees and costs		6,308	9,757
Total loans, net of unamortized loan fees and costs		2,488,760	1,824,245	$ 1,683,377
Demand deposit overdrafts reclassified as loan balances		151	882
SBL Non Real Estate [Member]
Major classifications of loans [Abstract]
Total loans, gross		293,488	84,579
Total loans, net of unamortized loan fees and costs		293,488	84,579	84,181
SBL Commercial Mortgage [Member]
Major classifications of loans [Abstract]
Total loans, gross		270,264	218,110
Total loans, net of unamortized loan fees and costs		270,264	218,110	209,008
SBL Construction [Member]
Major classifications of loans [Abstract]
Total loans, gross		27,169	45,310
Total loans, net of unamortized loan fees and costs		27,169	45,310	38,116
Small Business Loans [Member]
Major classifications of loans [Abstract]
Total loans, gross	[1]	590,921	347,999
Direct Lease Financing [Member]
Major classifications of loans [Abstract]
Total loans, gross		430,675	434,460
Total loans, net of unamortized loan fees and costs		430,675	434,460	412,755
SBLOC/IBLOC [Member]
Major classifications of loans [Abstract]
Total loans, gross	[2]	1,428,253	1,024,420
Total loans, net of unamortized loan fees and costs		1,428,253	1,024,420	920,463
Advisor Financing [Member]
Major classifications of loans [Abstract]
Total loans, gross	[3]	26,600
Total loans, net of unamortized loan fees and costs		$ 26,600
Loan amount, loan-to-value ratio		70
Other Specialty Lending [Member]
Major classifications of loans [Abstract]
Total loans, gross		$ 2,194	3,055
Total loans, net of unamortized loan fees and costs		2,194	3,055	$ 3,167
Consumer - Other [Member]
Major classifications of loans [Abstract]
Total loans, gross	[4]	3,809	4,554
Total loans, net of unamortized loan fees and costs		650	1,137
Small Business Loans: Non-SBA Loans [Member]
Major classifications of loans [Abstract]
Total loans, gross		17,800	17,000
IBLOC [Member]
Major classifications of loans [Abstract]
Total loans, gross		359,400	$ 144,600
SBL: Short Term Paycheck Protection Loans [Member]
Major classifications of loans [Abstract]
Total loans, gross		$ 207,900

[1] The preceding table shows small business loans, or SBL, and SBL held at fair value at the dates indicated (in thousands). Included in SBL non-real estate loans are $207.9 million of Paycheck Protection Program loans with estimated lives of less than one year. While the majority of SBL are comprised of SBA loans, SBL also includes $17.8 million of non-SBA loans as of September 30, 2020 and $17.0 million at December 31, 2019.

[2] Securities Backed Lines of Credit, or SBLOC, are collateralized by marketable securities, while Insurance Backed Lines of Credit, or IBLOC, are collateralized by the cash surrender value of insurance policies. At September 30, 2020 and December 31, 2019, respectively, IBLOC loans amounted to $359.4 million and $144.6 million.

[3] In 2020, the Company began originating loans to investment advisors for purposes of debt refinance, acquisition of another firm or internal succession. Maximum loan amounts are subject to loan-to-value ratios of 70%, based on third party business appraisals, but may be increased depending upon the debt service coverage ratio. Personal guarantees and blanket business liens are obtained as appropriate.

[4] Included in the table above under other consumer loans are demand deposit overdrafts reclassified as loan balances totaling $151,000 and $882,000 at September 30, 2020 and December 31, 2019, respectively.