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Fair Value Measurement and Fair Value of Financial Instruments - Schedule Of Financial Assets (Liabilities) Measured At Fair Value On a Recurring Basis (Details) - USD ($) $ in Thousands | Jun. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Affordable housing partnership, tax credit and CRA investments, net: |  |
Total affordable housing partnership, tax credit and CRA investments, net | $ 956,428 | $ 905,036
Derivative |  |
Derivative assets - Fair value | 554,460 | 610,920
Net derivative assets | 112,650 | 298,128
Derivative liabilities - Fair value | 613,145 | 613,314
Net derivative liabilities | 503,955 | 537,144
Fair Value | 8,923,528 | 6,188,337
Government National Mortgage Association (GNMA) |  |
Derivative |  |
Fair Value | 5,200,000 | 1,200,000
U.S. Treasury securities |  |
Derivative |  |
Fair Value | 623,757 | 1,060,375
U.S. government agency and U.S. government-sponsored enterprise debt securities |  |
Derivative |  |
Fair Value | 260,388 | 364,446
U.S. government agency and U.S. government-sponsored enterprise mortgage-backed securities - Commercial mortgage-backed securities |  |
Derivative |  |
Fair Value | 444,847 | 468,259
U.S. government agency and U.S. government-sponsored enterprise mortgage-backed securities - Residential mortgage-backed securities |  |
Derivative |  |
Fair Value | 5,718,818 | 1,727,594
Municipal securities |  |
Derivative |  |
Fair Value | 256,563 | 261,016
Non-agency commercial mortgage-backed securities |  |
Derivative |  |
Fair Value | 320,637 | 367,516
Non-agency residential mortgage-backed securities |  |
Derivative |  |
Fair Value | 474,618 | 553,671
Corporate debt securities |  |
Derivative |  |
Fair Value | 507,130 | 502,425
Foreign government bonds |  |
Derivative |  |
Fair Value | 233,724 | 227,874
Asset-backed securities |  |
Derivative |  |
Fair Value | 38,593 | 42,300
Collateralized loan obligations (“CLOs”) |  |
Derivative |  |
Fair Value | 44,453 | 612,861
Fair Value, Measurements, Recurring |  |
Available-for-sale debt securities |  |
Fair Value | 8,923,528 | 6,188,337
Affordable housing partnership, tax credit and CRA investments, net: |  |
Equity securities | 24,602 | 24,659
Total affordable housing partnership, tax credit and CRA investments, net | 24,602 | 24,659
Other assets |  |
Equity securities | 471 |
Total other assets | 471 |
Derivative |  |
Derivative assets - Fair value | 554,460 | 610,920
Netting adjustments | (441,810) | (312,792)
Net derivative assets | 112,650 | 298,128
Derivative liabilities - Fair value | 613,145 | 613,314
Netting adjustments | (109,190) | (76,170)
Net derivative liabilities | 503,955 | 537,144
Fair Value, Measurements, Recurring | Interest rate contracts |  |
Derivative |  |
Derivative assets - Fair value | 459,590 | 473,907
Derivative liabilities - Fair value | 501,514 | 433,936
Fair Value, Measurements, Recurring | Foreign exchange contracts |  |
Derivative |  |
Derivative assets - Fair value | 33,684 | 57,072
Derivative liabilities - Fair value | 25,598 | 42,564
Fair Value, Measurements, Recurring | Equity contracts |  |
Derivative |  |
Derivative assets - Fair value | 240 | 336
Derivative liabilities - Fair value | 15,119 | 15,119
Fair Value, Measurements, Recurring | Credit contracts |  |
Derivative |  |
Derivative assets - Fair value |  | 1
Derivative liabilities - Fair value | 14 | 25
Fair Value, Measurements, Recurring | Commodity contracts |  |
Derivative |  |
Derivative assets - Fair value | 60,946 | 79,604
Derivative liabilities - Fair value | 70,900 | 121,670
Fair Value, Measurements, Recurring | U.S. Treasury securities |  |
Available-for-sale debt securities |  |
Fair Value | 623,757 | 1,060,375
Fair Value, Measurements, Recurring | U.S. government agency and U.S. government-sponsored enterprise debt securities |  |
Available-for-sale debt securities |  |
Fair Value | 260,388 | 364,446
Fair Value, Measurements, Recurring | U.S. government agency and U.S. government-sponsored enterprise mortgage-backed securities - Commercial mortgage-backed securities |  |
Available-for-sale debt securities |  |
Fair Value | 444,847 | 468,259
Fair Value, Measurements, Recurring | U.S. government agency and U.S. government-sponsored enterprise mortgage-backed securities - Residential mortgage-backed securities |  |
Available-for-sale debt securities |  |
Fair Value | 5,718,818 | 1,727,594
Fair Value, Measurements, Recurring | Municipal securities |  |
Available-for-sale debt securities |  |
Fair Value | 256,563 | 261,016
Fair Value, Measurements, Recurring | Non-agency commercial mortgage-backed securities |  |
Available-for-sale debt securities |  |
Fair Value | 320,637 | 367,516
Fair Value, Measurements, Recurring | Non-agency residential mortgage-backed securities |  |
Available-for-sale debt securities |  |
Fair Value | 474,618 | 553,671
Fair Value, Measurements, Recurring | Corporate debt securities |  |
Available-for-sale debt securities |  |
Fair Value | 507,130 | 502,425
Fair Value, Measurements, Recurring | Foreign government bonds |  |
Available-for-sale debt securities |  |
Fair Value | 233,724 | 227,874
Fair Value, Measurements, Recurring | Asset-backed securities |  |
Available-for-sale debt securities |  |
Fair Value | 38,593 | 42,300
Fair Value, Measurements, Recurring | Collateralized loan obligations (“CLOs”) |  |
Available-for-sale debt securities |  |
Fair Value | 44,453 | 612,861
Fair Value, Measurements, Recurring | Level 1 |  |
Available-for-sale debt securities |  |
Fair Value | 623,757 | 1,060,375
Affordable housing partnership, tax credit and CRA investments, net: |  |
Equity securities | 20,443 | 20,509
Total affordable housing partnership, tax credit and CRA investments, net | 20,443 | 20,509
Other assets |  |
Total other assets | 471 |
Derivative |  |
Derivative assets - Fair value | 0 | 0
Netting adjustments | 0 | 0
Net derivative assets | 0 | 0
Derivative liabilities - Fair value | 0 | 0
Netting adjustments | 0 | 0
Net derivative liabilities | 0 | 0
Fair Value, Measurements, Recurring | Level 1 | Interest rate contracts |  |
Derivative |  |
Derivative assets - Fair value | 0 | 0
Derivative liabilities - Fair value | 0 | 0
Fair Value, Measurements, Recurring | Level 1 | Foreign exchange contracts |  |
Derivative |  |
Derivative assets - Fair value | 0 | 0
Derivative liabilities - Fair value | 0 | 0
Fair Value, Measurements, Recurring | Level 1 | Equity contracts |  |
Derivative |  |
Derivative assets - Fair value | 0 | 0
Derivative liabilities - Fair value | 0 | 0
Fair Value, Measurements, Recurring | Level 1 | Credit contracts |  |
Derivative |  |
Derivative assets - Fair value |  | 0
Derivative liabilities - Fair value | 0 | 0
Fair Value, Measurements, Recurring | Level 1 | Commodity contracts |  |
Derivative |  |
Derivative assets - Fair value | 0 | 0
Derivative liabilities - Fair value | 0 | 0
Fair Value, Measurements, Recurring | Level 1 | U.S. Treasury securities |  |
Available-for-sale debt securities |  |
Fair Value | 623,757 | 1,060,375
Fair Value, Measurements, Recurring | Level 1 | U.S. government agency and U.S. government-sponsored enterprise debt securities |  |
Available-for-sale debt securities |  |
Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Level 1 | U.S. government agency and U.S. government-sponsored enterprise mortgage-backed securities - Commercial mortgage-backed securities |  |
Available-for-sale debt securities |  |
Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Level 1 | U.S. government agency and U.S. government-sponsored enterprise mortgage-backed securities - Residential mortgage-backed securities |  |
Available-for-sale debt securities |  |
Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Level 1 | Municipal securities |  |
Available-for-sale debt securities |  |
Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Level 1 | Non-agency commercial mortgage-backed securities |  |
Available-for-sale debt securities |  |
Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Level 1 | Non-agency residential mortgage-backed securities |  |
Available-for-sale debt securities |  |
Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Level 1 | Corporate debt securities |  |
Available-for-sale debt securities |  |
Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Level 1 | Foreign government bonds |  |
Available-for-sale debt securities |  |
Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Level 1 | Asset-backed securities |  |
Available-for-sale debt securities |  |
Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Level 1 | Collateralized loan obligations (“CLOs”) |  |
Available-for-sale debt securities |  |
Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Level 2 |  |
Available-for-sale debt securities |  |
Fair Value | 8,299,771 | 5,127,962
Affordable housing partnership, tax credit and CRA investments, net: |  |
Equity securities | 4,159 | 4,150
Total affordable housing partnership, tax credit and CRA investments, net | 4,159 | 4,150
Other assets |  |
Equity securities | 0 |
Total other assets | 0 |
Derivative |  |
Derivative assets - Fair value | 554,220 | 610,584
Netting adjustments | (441,810) | (312,792)
Net derivative assets | 112,410 | 297,792
Derivative liabilities - Fair value | 598,026 | 598,195
Netting adjustments | (109,190) | (76,170)
Net derivative liabilities | 488,836 | 522,025
Fair Value, Measurements, Recurring | Level 2 | Interest rate contracts |  |
Derivative |  |
Derivative assets - Fair value | 459,590 | 473,907
Derivative liabilities - Fair value | 501,514 | 433,936
Fair Value, Measurements, Recurring | Level 2 | Foreign exchange contracts |  |
Derivative |  |
Derivative assets - Fair value | 33,684 | 57,072
Derivative liabilities - Fair value | 25,598 | 42,564
Fair Value, Measurements, Recurring | Level 2 | Equity contracts |  |
Derivative |  |
Derivative assets - Fair value | 0 | 0
Derivative liabilities - Fair value | 0 | 0
Fair Value, Measurements, Recurring | Level 2 | Credit contracts |  |
Derivative |  |
Derivative assets - Fair value |  | 1
Derivative liabilities - Fair value | 14 | 25
Fair Value, Measurements, Recurring | Level 2 | Commodity contracts |  |
Derivative |  |
Derivative assets - Fair value | 60,946 | 79,604
Derivative liabilities - Fair value | 70,900 | 121,670
Fair Value, Measurements, Recurring | Level 2 | U.S. Treasury securities |  |
Available-for-sale debt securities |  |
Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Level 2 | U.S. government agency and U.S. government-sponsored enterprise debt securities |  |
Available-for-sale debt securities |  |
Fair Value | 260,388 | 364,446
Fair Value, Measurements, Recurring | Level 2 | U.S. government agency and U.S. government-sponsored enterprise mortgage-backed securities - Commercial mortgage-backed securities |  |
Available-for-sale debt securities |  |
Fair Value | 444,847 | 468,259
Fair Value, Measurements, Recurring | Level 2 | U.S. government agency and U.S. government-sponsored enterprise mortgage-backed securities - Residential mortgage-backed securities |  |
Available-for-sale debt securities |  |
Fair Value | 5,718,818 | 1,727,594
Fair Value, Measurements, Recurring | Level 2 | Municipal securities |  |
Available-for-sale debt securities |  |
Fair Value | 256,563 | 261,016
Fair Value, Measurements, Recurring | Level 2 | Non-agency commercial mortgage-backed securities |  |
Available-for-sale debt securities |  |
Fair Value | 320,637 | 367,516
Fair Value, Measurements, Recurring | Level 2 | Non-agency residential mortgage-backed securities |  |
Available-for-sale debt securities |  |
Fair Value | 474,618 | 553,671
Fair Value, Measurements, Recurring | Level 2 | Corporate debt securities |  |
Available-for-sale debt securities |  |
Fair Value | 507,130 | 502,425
Fair Value, Measurements, Recurring | Level 2 | Foreign government bonds |  |
Available-for-sale debt securities |  |
Fair Value | 233,724 | 227,874
Fair Value, Measurements, Recurring | Level 2 | Asset-backed securities |  |
Available-for-sale debt securities |  |
Fair Value | 38,593 | 42,300
Fair Value, Measurements, Recurring | Level 2 | Collateralized loan obligations (“CLOs”) |  |
Available-for-sale debt securities |  |
Fair Value | 44,453 | 612,861
Fair Value, Measurements, Recurring | Level 3 |  |
Available-for-sale debt securities |  |
Fair Value | 0 | 0
Affordable housing partnership, tax credit and CRA investments, net: |  |
Equity securities | 0 | 0
Total affordable housing partnership, tax credit and CRA investments, net | 0 | 0
Other assets |  |
Equity securities | 0 |
Total other assets | 0 |
Derivative |  |
Derivative assets - Fair value | 240 | 336
Netting adjustments | 0 | 0
Net derivative assets | 240 | 336
Derivative liabilities - Fair value | 15,119 | 15,119
Netting adjustments | 0 | 0
Net derivative liabilities | 15,119 | 15,119
Fair Value, Measurements, Recurring | Level 3 | Interest rate contracts |  |
Derivative |  |
Derivative assets - Fair value | 0 | 0
Derivative liabilities - Fair value | 0 | 0
Fair Value, Measurements, Recurring | Level 3 | Foreign exchange contracts |  |
Derivative |  |
Derivative assets - Fair value | 0 | 0
Derivative liabilities - Fair value | 0 | 0
Fair Value, Measurements, Recurring | Level 3 | Equity contracts |  |
Derivative |  |
Derivative assets - Fair value | 240 | 336
Derivative liabilities - Fair value | 15,119 | 15,119
Fair Value, Measurements, Recurring | Level 3 | Credit contracts |  |
Derivative |  |
Derivative assets - Fair value |  | 0
Derivative liabilities - Fair value | 0 | 0
Fair Value, Measurements, Recurring | Level 3 | Commodity contracts |  |
Derivative |  |
Derivative assets - Fair value | 0 | 0
Derivative liabilities - Fair value | 0 | 0
Fair Value, Measurements, Recurring | Level 3 | U.S. Treasury securities |  |
Available-for-sale debt securities |  |
Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Level 3 | U.S. government agency and U.S. government-sponsored enterprise debt securities |  |
Available-for-sale debt securities |  |
Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Level 3 | U.S. government agency and U.S. government-sponsored enterprise mortgage-backed securities - Commercial mortgage-backed securities |  |
Available-for-sale debt securities |  |
Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Level 3 | U.S. government agency and U.S. government-sponsored enterprise mortgage-backed securities - Residential mortgage-backed securities |  |
Available-for-sale debt securities |  |
Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Level 3 | Municipal securities |  |
Available-for-sale debt securities |  |
Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Level 3 | Non-agency commercial mortgage-backed securities |  |
Available-for-sale debt securities |  |
Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Level 3 | Non-agency residential mortgage-backed securities |  |
Available-for-sale debt securities |  |
Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Level 3 | Corporate debt securities |  |
Available-for-sale debt securities |  |
Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Level 3 | Foreign government bonds |  |
Available-for-sale debt securities |  |
Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Level 3 | Asset-backed securities |  |
Available-for-sale debt securities |  |
Fair Value | 0 | 0
Fair Value, Measurements, Recurring | Level 3 | Collateralized loan obligations (“CLOs”) |  |
Available-for-sale debt securities |  |
Fair Value | $ 0 | $ 0

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