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Fair Value Accounting - Changes In Level 3 Fair Value Measurements (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward] |  |
Investment securities available for sale, at fair value | $ 10,918,329 | $ 7,962,438
Corporate debt securities and other debt securities |  |
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward] |  |
Investment securities available for sale, at fair value | 18,801 | 20,500
Fair Value, Measurements, Recurring |  |
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward] |  |
Investment securities available for sale, at fair value | 10,918,329 | 7,962,438
Other investments | 12,185 | 1,021
GGL/SBA loans servicing asset | 3,233 | 3,258
Earnout liability | 0 | 5,677
Derivative liabilities | 98,602 | 157,167
Fair Value, Measurements, Recurring | Corporate debt securities and other debt securities |  |
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward] |  |
Investment securities available for sale, at fair value | 18,801 | 20,500
Level 3 | Fair Value, Measurements, Recurring |  |
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward] |  |
Investment securities available for sale, at fair value | 0 | 2,021
Other investments | 12,185 | 1,021
GGL/SBA loans servicing asset | 3,233 | 3,258
Earnout liability | 0 | 5,677
Derivative liabilities | 3,535 | 2,048
Level 3 | Fair Value, Measurements, Recurring | Corporate debt securities and other debt securities |  |
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward] |  |
Investment securities available for sale, at fair value | $ 0 | $ 2,021
Level 3 | Fair Value, Measurements, Recurring | Discounted cash flow analysis |  |
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward] |  |
Servicing assets and servicing liabilities at fair value, assumptions used to estimate fair value, discount rate | 8.55% | 4.96%
Servicing assets and servicing liabilities at fair value, assumptions used to estimate fair value, discount rate |  | 4.06%
Servicing assets and servicing liabilities at fair value, assumptions used to estimate fair value, discount rate | 18.50% |
GGL/SBA Loans Servicing Asset | Level 3 | Fair Value, Measurements, Recurring |  |
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward] |  |
Beginning balance | $ 3,258 | $ 3,040
Included in earnings | (1,339) | (1,000)
Sales | 0 |
Unrealized gains (losses) included in other comprehensive income |  | 0
Additions | 0 | 1,218
Settlements | 1,314 | 0
Ending balance | 3,233 | 3,258
Total net gain (losses) for the year included in earnings attributable to the change in unrealized gains (losses) | 0 | 0
GGL/SBA loans servicing asset |  | $ 3,258
GGL/SBA Loans Servicing Asset | Level 3 | Fair Value, Measurements, Recurring | Discounted cash flow analysis |  |
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward] |  |
Servicing assets and servicing liabilities at fair value, assumptions used to estimate fair value, discount rate |  | 10.79%
Servicing assets and servicing liabilities at fair value, assumptions used to estimate fair value, discount rate |  | 18.81%
Earnout Liability | Level 3 | Fair Value, Measurements, Recurring |  |
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward] |  |
Beginning balance | (5,677) | $ (11,016)
Included in earnings | (507) | (4,908)
Sales | 0 |
Unrealized gains (losses) included in other comprehensive income |  | 0
Additions | 0 | 0
Settlements | 6,184 | 10,247
Ending balance | 0 | (5,677)
Total net gain (losses) for the year included in earnings attributable to the change in unrealized gains (losses) |  | (4,908)
Visa Derivative Liability | Level 3 | Fair Value, Measurements, Recurring |  |
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward] |  |
Beginning balance | (2,048) | (2,339)
Included in earnings | (2,656) | (890)
Sales | 0 |
Unrealized gains (losses) included in other comprehensive income |  | 0
Additions | 0 | 0
Settlements | 1,169 | 1,181
Ending balance | (3,535) | (2,048)
Total net gain (losses) for the year included in earnings attributable to the change in unrealized gains (losses) | $ (2,656) | $ (890)
Visa Derivative Liability | Level 3 | Fair Value, Measurements, Recurring | Discounted cash flow analysis | Minimum |  |
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward] |  |
Estimated timing of resolution of covered litigation and future cumulative deposits to the litigation escrow for settlement of the covered litigation | 0 years | 0 years
Visa Derivative Liability | Level 3 | Fair Value, Measurements, Recurring | Discounted cash flow analysis | Maximum |  |
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward] |  |
Estimated timing of resolution of covered litigation and future cumulative deposits to the litigation escrow for settlement of the covered litigation | 1 year 9 months 18 days | 1 year 9 months 18 days
Investment Securities Available for Sale | Level 3 | Fair Value, Measurements, Recurring |  |
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward] |  |
Beginning balance | $ 2,021 | $ 2,105
Included in earnings | 0 | 0
Sales | (2,021) |
Unrealized gains (losses) included in other comprehensive income |  | (84)
Additions | 0 | 0
Settlements | 0 | 0
Ending balance | 0 | 2,021
Total net gain (losses) for the year included in earnings attributable to the change in unrealized gains (losses) | 0 | 0
Other investments | Level 3 | Fair Value, Measurements, Recurring |  |
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward] |  |
Beginning balance | 1,021 | 3,887
Included in earnings | 1,164 | (2,866)
Sales | 0 |
Unrealized gains (losses) included in other comprehensive income |  | 0
Additions | 10,000 | 0
Settlements | 0 | 0
Ending balance | 12,185 | 1,021
Total net gain (losses) for the year included in earnings attributable to the change in unrealized gains (losses) | $ 1,164 | $ (2,866)

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