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Derivative Instruments and Hedging Activities - Fair Value of Derivative Financial Instruments (Detail) - USD ($) $ in Thousands | Mar. 31, 2023 | Dec. 31, 2022
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Other Assets | Derivative Designated as Hedging Instrument | Fair Value Hedging |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |
Derivative Assets | $ 1,476 | $ 1,777
Other Assets | Derivative Designated as Hedging Instrument | Interest rate swaps | Fair Value Hedging |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |
Derivative Assets | 1,476 | 1,777
Other Assets | Not Designated as Hedging Instrument |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |
Derivative Assets | 33,275 | 42,658
Other Assets | Not Designated as Hedging Instrument | Residential mortgage loan commitments |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |
Derivative Assets | 65 | 55
Other Assets | Not Designated as Hedging Instrument | Interest rate swaps and caps |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |
Derivative Assets | 33,210 | 42,589
Other Assets | Not Designated as Hedging Instrument | Credit contracts |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |
Derivative Assets | 0 | 14
Other Liabilities | Derivative Designated as Hedging Instrument | Fair Value Hedging |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |
Derivative Liabilities | 0 | 0
Other Liabilities | Derivative Designated as Hedging Instrument | Interest rate swaps | Fair Value Hedging |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |
Derivative Liabilities | 0 | 0
Other Liabilities | Not Designated as Hedging Instrument |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |
Derivative Liabilities | 32,999 | 42,106
Other Liabilities | Not Designated as Hedging Instrument | Residential mortgage loan commitments |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |
Derivative Liabilities | 0 | 0
Other Liabilities | Not Designated as Hedging Instrument | Interest rate swaps and caps |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |
Derivative Liabilities | 32,956 | 42,076
Other Liabilities | Not Designated as Hedging Instrument | Credit contracts |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |
Derivative Liabilities | $ 43 | $ 30

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- Definition Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 22 -URI https://asc.fasb.org/extlink&oid=99393222&loc=SL20226052-175313 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 7 -URI https://asc.fasb.org/extlink&oid=99393222&loc=SL20226000-175313 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 20 -Section 50 -Paragraph 4D -Subparagraph (c)(2) -URI https://asc.fasb.org/extlink&oid=121570589&loc=SL51823488-111719 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (a),(c) -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5624163-113959 + Details
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