Fair Value Accounting (Changes in Level 3 Fair Value Measurements) (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
GGL / SBA Loans Servicing Asset
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	$ 3,040	$ 3,729
Included in earnings	(264)	(488)
Unrealized gains (losses) included in OCI	0	0
Additions	373	206
Settlements	0	0
Transfers out of Level 3		0
Ending balance	3,149	3,447
Total net losses for the period included in earnings attributable to the change in unrealized losses relating to assets/liabilities still held	0	0
Earnout Liability
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	(11,016)	(14,353)
Included in earnings	0	0
Unrealized gains (losses) included in OCI	0	0
Additions	0	0
Settlements	0	0
Transfers out of Level 3		0
Ending balance	(11,016)	(14,353)
Total net losses for the period included in earnings attributable to the change in unrealized losses relating to assets/liabilities still held	0	0
Visa Derivative
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	(2,339)	(1,673)
Included in earnings	0	0
Unrealized gains (losses) included in OCI	0	0
Additions	0	0
Settlements	289	307
Transfers out of Level 3		0
Ending balance	(2,050)	(1,366)
Total net losses for the period included in earnings attributable to the change in unrealized losses relating to assets/liabilities still held	0	0
Investment Securities Available for Sale
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	2,105	1,785
Included in earnings	0	0
Unrealized gains (losses) included in OCI	(543)	196
Additions	0	0
Settlements	0	0
Transfers out of Level 3		0
Ending balance	1,562	1,981
Total net losses for the period included in earnings attributable to the change in unrealized losses relating to assets/liabilities still held	0	0
Private Equity Investments
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	3,887	11,028
Included in earnings	(632)	28
Unrealized gains (losses) included in OCI	0	0
Additions	0	0
Settlements	0	0
Transfers out of Level 3		1,575
Ending balance	3,255	9,481
Total net losses for the period included in earnings attributable to the change in unrealized losses relating to assets/liabilities still held	$ (632)	$ 28

Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Additions

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- Definition

Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Period Increase (Decrease), Included in Earnings

+ References

No definition available.

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

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- Definition

Amount of gain (loss) recognized in income from derivative asset (liability) after deduction of derivative liability (asset), measured at fair value on recurring basis using unobservable input (level 3).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
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- Definition

Amount of gain (loss) recognized in other comprehensive income from derivative asset (liability) after deduction of derivative liability (asset), measured at fair value on recurring basis using unobservable input (level 3).

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- Definition

Amount of settlements of financial instrument classified as a derivative asset (liability) after deduction of derivative liability, measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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- Definition

Amount of transfers of financial instrument classified as derivative asset (liability) after deduction of derivative liability (asset) out of level 3 of the fair value hierarchy.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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- Definition

Fair value of financial instrument classified as derivative asset (liability) after deduction of derivative liability (asset), measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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