Fair Value Accounting (Changes in Level 3 Fair Value Measurements) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
GGL / SBA Loans Servicing Asset
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	$ 3,305	$ 3,149	$ 3,258	$ 3,040
Included in earnings	(252)	(291)	(430)	(555)
Sales			0
Unrealized gains (losses) included in OCI		0		0
Additions	268	161	493	534
Settlements	0	0	0	0
Ending balance	3,321	3,019	3,321	3,019
Total net gains (losses) for the period included in earnings attributable to the change in unrealized losses relating to assets/liabilities still held	0	0	0	0
Earnout Liability
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	(5,677)	(11,016)	(5,677)	(11,016)
Included in earnings	(750)	(4,908)	(750)	(4,908)
Sales			0
Unrealized gains (losses) included in OCI		0		0
Additions	0	0	0	0
Settlements	0	0	0	0
Ending balance	(6,427)	(15,924)	(6,427)	(15,924)
Total net gains (losses) for the period included in earnings attributable to the change in unrealized losses relating to assets/liabilities still held	(750)	(4,908)	(750)	(4,908)
Visa Derivative
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	(1,768)	(2,050)	(2,048)	(2,339)
Included in earnings	0	0	0	0
Sales			0
Unrealized gains (losses) included in OCI		0		0
Additions	0	0	0	0
Settlements	295	295	575	584
Ending balance	(1,473)	(1,755)	(1,473)	(1,755)
Total net gains (losses) for the period included in earnings attributable to the change in unrealized losses relating to assets/liabilities still held	0	0	0	0
Investment Securities Available for Sale
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	0	1,562	2,021	2,105
Included in earnings	0	0		0
Sales			(2,021)
Unrealized gains (losses) included in OCI		100		(443)
Additions	0	0	0	0
Settlements	0	0	0	0
Ending balance	0	1,662	0	1,662
Total net gains (losses) for the period included in earnings attributable to the change in unrealized losses relating to assets/liabilities still held	0	0	0	0
Private Equity Investments
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	1,053	3,255	1,021	3,887
Included in earnings	(27)	(2,557)	5	(3,189)
Sales			0
Unrealized gains (losses) included in OCI		0		0
Additions	0	0	0	0
Settlements	0	0	0	0
Ending balance	1,026	698	1,026	698
Total net gains (losses) for the period included in earnings attributable to the change in unrealized losses relating to assets/liabilities still held	$ (27)	$ (2,557)	$ 5	$ (3,189)