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Fair Value Measurement and Fair Value of Financial Instruments (Financial Assets and Liabilities Measurement on Recurring Basis (Details) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | $ 3,317,214 | $ 2,741,847
Derivative |  |
Derivative assets - Fair value | 330,316 | 107,816
Derivative asset, net | 204,997 | 62,670
Derivative liabilities - Fair Value | 256,528 | 118,305
Derivative liability, net | 96,729 | 79,903
U.S. Treasury securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 176,422 | 564,815
U.S. government agency and U.S. government sponsored enterprise debt securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 581,245 | 217,173
U.S. government agency and U.S. government sponsored enterprise mortgage-backed securities - Commercial mortgage-backed securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 603,471 | 408,603
U.S. government agency and U.S. government sponsored enterprise mortgage-backed securities - Residential mortgage-backed securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 1,003,897 | 946,693
Municipal securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 102,302 | 82,020
Non-agency commercial mortgage-backed securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 88,550 | 26,052
Non-agency residential mortgage-backed securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 46,548 | 9,931
Corporate debt securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 11,149 | 10,869
Foreign bonds |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 354,172 | 463,048
Asset-backed securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 64,752 | 12,643
Collateralized loan obligations (“CLOs”) |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 284,706 |
Fair Value, Measurements, Recurring |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 3,317,214 | 2,741,847
Equity Securities with readily determinable fair value | 31,673 | 31,209
Total investments in tax credit and other investments | 31,673 | 31,209
Derivative |  |
Derivative assets - Fair value | 330,316 | 107,816
Netting adjustments | (125,319) | (45,146)
Derivative asset, net | 204,997 | 62,670
Derivative liabilities - Fair Value | 256,528 | 118,305
Netting adjustments | (159,799) | (38,402)
Derivative liability, net | 96,729 | 79,903
Fair Value, Measurements, Recurring | Interest rate contracts |  |
Derivative |  |
Derivative assets - Fair value | 192,883 | 69,818
Derivative liabilities - Fair Value | 127,317 | 75,133
Fair Value, Measurements, Recurring | Foreign exchange contracts |  |
Derivative |  |
Derivative assets - Fair value | 54,637 | 21,624
Derivative liabilities - Fair Value | 48,610 | 19,940
Fair Value, Measurements, Recurring | Credit contracts |  |
Derivative |  |
Derivative assets - Fair value | 2 | 1
Derivative liabilities - Fair Value | 84 | 164
Fair Value, Measurements, Recurring | Equity warrants |  |
Derivative |  |
Derivative assets - Fair value | 1,414 | 1,951
Fair Value, Measurements, Recurring | Commodity contracts |  |
Derivative |  |
Derivative assets - Fair value | 81,380 | 14,422
Derivative liabilities - Fair Value | 80,517 | 23,068
Fair Value, Measurements, Recurring | U.S. Treasury securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 176,422 | 564,815
Fair Value, Measurements, Recurring | U.S. government agency and U.S. government sponsored enterprise debt securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 581,245 | 217,173
Fair Value, Measurements, Recurring | U.S. government agency and U.S. government sponsored enterprise mortgage-backed securities - Commercial mortgage-backed securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 603,471 | 408,603
Fair Value, Measurements, Recurring | U.S. government agency and U.S. government sponsored enterprise mortgage-backed securities - Residential mortgage-backed securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 1,003,897 | 946,693
Fair Value, Measurements, Recurring | Municipal securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 102,302 | 82,020
Fair Value, Measurements, Recurring | Non-agency commercial mortgage-backed securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 88,550 | 26,052
Fair Value, Measurements, Recurring | Non-agency residential mortgage-backed securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 46,548 | 9,931
Fair Value, Measurements, Recurring | Corporate debt securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 11,149 | 10,869
Fair Value, Measurements, Recurring | Foreign bonds |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 354,172 | 463,048
Fair Value, Measurements, Recurring | Asset-backed securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 64,752 | 12,643
Fair Value, Measurements, Recurring | Collateralized loan obligations (“CLOs”) |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 284,706 |
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 176,422 | 564,815
Equity Securities with readily determinable fair value | 21,746 | 20,678
Total investments in tax credit and other investments | 21,746 | 20,678
Derivative |  |
Derivative assets - Fair value | 0 | 0
Netting adjustments | 0 | 0
Derivative asset, net | 0 | 0
Derivative liabilities - Fair Value | 0 | 0
Netting adjustments | 0 | 0
Derivative liability, net | 0 | 0
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Interest rate contracts |  |
Derivative |  |
Derivative assets - Fair value | 0 | 0
Derivative liabilities - Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Foreign exchange contracts |  |
Derivative |  |
Derivative assets - Fair value | 0 | 0
Derivative liabilities - Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Credit contracts |  |
Derivative |  |
Derivative assets - Fair value | 0 | 0
Derivative liabilities - Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Equity warrants |  |
Derivative |  |
Derivative assets - Fair value | 0 | 0
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Commodity contracts |  |
Derivative |  |
Derivative assets - Fair value | 0 | 0
Derivative liabilities - Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. Treasury securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 176,422 | 564,815
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. government agency and U.S. government sponsored enterprise debt securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. government agency and U.S. government sponsored enterprise mortgage-backed securities - Commercial mortgage-backed securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. government agency and U.S. government sponsored enterprise mortgage-backed securities - Residential mortgage-backed securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Municipal securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Non-agency commercial mortgage-backed securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Non-agency residential mortgage-backed securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Corporate debt securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Foreign bonds |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Asset-backed securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Collateralized loan obligations (“CLOs”) |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 0 |
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 3,140,792 | 2,177,032
Equity Securities with readily determinable fair value | 9,927 | 10,531
Total investments in tax credit and other investments | 9,927 | 10,531
Derivative |  |
Derivative assets - Fair value | 329,895 | 107,143
Netting adjustments | (125,319) | (45,146)
Derivative asset, net | 204,576 | 61,997
Derivative liabilities - Fair Value | 256,528 | 118,305
Netting adjustments | (159,799) | (38,402)
Derivative liability, net | 96,729 | 79,903
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | Interest rate contracts |  |
Derivative |  |
Derivative assets - Fair value | 192,883 | 69,818
Derivative liabilities - Fair Value | 127,317 | 75,133
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | Foreign exchange contracts |  |
Derivative |  |
Derivative assets - Fair value | 54,637 | 21,624
Derivative liabilities - Fair Value | 48,610 | 19,940
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | Credit contracts |  |
Derivative |  |
Derivative assets - Fair value | 2 | 1
Derivative liabilities - Fair Value | 84 | 164
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | Equity warrants |  |
Derivative |  |
Derivative assets - Fair value | 993 | 1,278
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | Commodity contracts |  |
Derivative |  |
Derivative assets - Fair value | 81,380 | 14,422
Derivative liabilities - Fair Value | 80,517 | 23,068
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | U.S. Treasury securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | U.S. government agency and U.S. government sponsored enterprise debt securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 581,245 | 217,173
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | U.S. government agency and U.S. government sponsored enterprise mortgage-backed securities - Commercial mortgage-backed securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 603,471 | 408,603
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | U.S. government agency and U.S. government sponsored enterprise mortgage-backed securities - Residential mortgage-backed securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 1,003,897 | 946,693
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | Municipal securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 102,302 | 82,020
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | Non-agency commercial mortgage-backed securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 88,550 | 26,052
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | Non-agency residential mortgage-backed securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 46,548 | 9,931
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | Corporate debt securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 11,149 | 10,869
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | Foreign bonds |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 354,172 | 463,048
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | Asset-backed securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 64,752 | 12,643
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | Collateralized loan obligations (“CLOs”) |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 284,706 |
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 0 | 0
Equity Securities with readily determinable fair value | 0 | 0
Total investments in tax credit and other investments | 0 | 0
Derivative |  |
Derivative assets - Fair value | 421 | 673
Netting adjustments | 0 | 0
Derivative asset, net | 421 | 673
Derivative liabilities - Fair Value | 0 | 0
Netting adjustments | 0 | 0
Derivative liability, net | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Interest rate contracts |  |
Derivative |  |
Derivative assets - Fair value | 0 | 0
Derivative liabilities - Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Foreign exchange contracts |  |
Derivative |  |
Derivative assets - Fair value | 0 | 0
Derivative liabilities - Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Credit contracts |  |
Derivative |  |
Derivative assets - Fair value | 0 | 0
Derivative liabilities - Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Equity warrants |  |
Derivative |  |
Derivative assets - Fair value | 421 | 673
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Commodity contracts |  |
Derivative |  |
Derivative assets - Fair value | 0 | 0
Derivative liabilities - Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | U.S. Treasury securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | U.S. government agency and U.S. government sponsored enterprise debt securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | U.S. government agency and U.S. government sponsored enterprise mortgage-backed securities - Commercial mortgage-backed securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | U.S. government agency and U.S. government sponsored enterprise mortgage-backed securities - Residential mortgage-backed securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Municipal securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Non-agency commercial mortgage-backed securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Non-agency residential mortgage-backed securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Corporate debt securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Foreign bonds |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Asset-backed securities |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | 0 | $ 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Collateralized loan obligations (“CLOs”) |  |
Investment securities available-for-sale |  |
Available-for-sale debt securities, Fair Value | $ 0 |

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- Definition Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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