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Derivatives - Additional Information (Detail) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 USD ($) Derivative | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($)
Derivative [Line Items] |  |  |
Number of participation agreements for interest rate swaps, participant | Derivative | 39 |  |
Number of participation agreements for interest rate swaps, lead bank | Derivative | 17 |  |
Derivative, Gain (Loss) on Derivative, Net | $ 2,344 | $ (2,521) | $ (269)
Interest Rate Swap [Member] | Cash Flow Hedging [Member] |  |  |
Derivative [Line Items] |  |  |
Derivative, Notional Amount | 70,000 |  |
Interest Rate Swap [Member] | Designated as Hedging Instrument [Member] |  |  |
Derivative [Line Items] |  |  |
Derivative, Notional Amount | 570,000 | 70,000 |
Interest Rate Swap [Member] | Interest Income [Member] | Designated as Hedging Instrument [Member] |  |  |
Derivative [Line Items] |  |  |
Derivative, Gain (Loss) on Derivative, Net | 1,567 | 0 | (118)
Interest Rate Swap [Member] | Other Income [Member] | Designated as Hedging Instrument [Member] |  |  |
Derivative [Line Items] |  |  |
Derivative, Gain (Loss) on Derivative, Net | 959 | 449 | (159)
Foreign Exchange Contract [Member] | Designated as Hedging Instrument [Member] |  |  |
Derivative [Line Items] |  |  |
Derivative, Underlying Asset Carrying Value | 2,000 | 2,100 |
Derivative Liability, Fair Value, Gross Asset | 2,000 | 2,100 |
Derivative, Notional Amount | 1,982 | 2,119 |
Foreign Exchange Contract [Member] | Other Income [Member] | Designated as Hedging Instrument [Member] |  |  |
Derivative [Line Items] |  |  |
Derivative, Gain (Loss) on Derivative, Net | 11 | 18 | 5
Forward Contracts [Member] | Designated as Hedging Instrument [Member] |  |  |
Derivative [Line Items] |  |  |
Derivative, Underlying Asset Carrying Value | 11,000 | 25,000 |
Derivative Liability, Fair Value, Gross Asset | 11,900 | 28,400 |
Derivative Liability, Notional Amount | 29,700 | 47,900 |
Derivative, Notional Amount | 38,000 | 65,000 |
Forward Contracts [Member] | Other Income [Member] | Designated as Hedging Instrument [Member] |  |  |
Derivative [Line Items] |  |  |
Derivative, Gain (Loss) on Derivative, Net | 0 | 0 | 0
Other Income | (454) | $ 420 | $ 106
2024 [Member] | Interest Rate Swap [Member] | Cash Flow Hedging [Member] |  |  |
Derivative [Line Items] |  |  |
Derivative, Notional Amount | 30,000 |  |
2026 [Member] | Interest Rate Swap [Member] | Cash Flow Hedging [Member] |  |  |
Derivative [Line Items] |  |  |
Derivative, Notional Amount | $ 40,000 |  |

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