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v3.23.2

Derivative Instruments and Hedging Activities - Additional Information (Detail) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2023 USD ($) derivative | Jun. 30, 2022 USD ($) derivative | Jun. 30, 2023 USD ($) derivative | Jun. 30, 2022 USD ($) derivative | Dec. 31, 2022 USD ($) derivative
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Derivative, net liability position, aggregate fair value | $ 25,700 |  | $ 25,700 |  |
Cash collateral received | $ 26,900 |  | $ 26,900 |  |
Minimum |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Derivative expiration period | 30 days |  | 30 days |  |
Maximum |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Derivative expiration period | 60 days |  | 60 days |  |
Not Designated as Hedging Instrument | Residential mortgage loan commitments |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Aggregate notional amount | $ 3,300 |  | $ 3,300 |  | $ 1,500
Interest Rate Contract |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Cash collateral received | $ 25,660 |  | $ 25,660 |  | $ 29,087
Interest Rate Contract | Derivative Designated as Hedging Instrument | Fair Value Hedging |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Number of outstanding interest rate derivatives | derivative | 6 |  | 6 |  | 3
Aggregate notional amount | $ 472,500 |  | $ 472,500 |  | $ 22,500
Number of interest rate derivatives entered into during the period | derivative | 3 |  | 5 |  |
Notional amount of derivatives entered into during the period | $ 450,000 |  |  |  |
Number of interest rate derivatives terminated | derivative |  | 7 | 2 | 9 |
Aggregate notional amount, terminated |  | $ 31,500 | $ 550,000 | $ 48,000 |
Notional amount of basis adjustments |  |  | 4,600 |  |
Interest rate swaps | Not Designated as Hedging Instrument |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Aggregate notional amount | $ 1,200,000 |  | $ 1,200,000 |  | $ 1,300,000
Number of derivative instruments held | derivative | 129 |  | 129 |  | 141
Interest rate caps | Not Designated as Hedging Instrument |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Aggregate notional amount | $ 243,300 |  | $ 243,300 |  | $ 245,800
Number of derivative instruments held | derivative | 12 |  | 12 |  | 12
Credit contracts | Not Designated as Hedging Instrument |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Aggregate notional amount | $ 98,500 |  | $ 98,500 |  | $ 142,000

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