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LOANS AND ALLOWANCE FOR LOAN LOSSES - Schedule of Impaired Loans that are TDRs (Detail) $ in Thousands	Dec. 31, 2021 USD ($) contract	Dec. 31, 2020 USD ($) contract
Financing Receivable, Modifications [Line Items]
Number of Contracts | contract	13	16
Recorded Investment | $	$ 1,089	$ 1,254
Accruing
Financing Receivable, Modifications [Line Items]
Number of Contracts | contract	8	11
Recorded Investment | $	$ 804	$ 934
Accruing | Commercial Real Estate | Owner-occupied
Financing Receivable, Modifications [Line Items]
Number of Contracts | contract	0	1
Recorded Investment | $	$ 0	$ 28
Accruing | Residential mortgage | First lien
Financing Receivable, Modifications [Line Items]
Number of Contracts | contract	8	9
Recorded Investment | $	$ 804	$ 898
Accruing | Residential mortgage | Home equity - lines of credit
Financing Receivable, Modifications [Line Items]
Number of Contracts | contract	0	1
Recorded Investment | $	$ 0	$ 8
Nonaccruing
Financing Receivable, Modifications [Line Items]
Number of Contracts | contract	5	5
Recorded Investment | $	$ 285	$ 320
Nonaccruing | Residential mortgage | First lien
Financing Receivable, Modifications [Line Items]
Number of Contracts | contract	5	5
Recorded Investment | $	$ 285	$ 320

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+ References

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- Definition

Amount of financing receivable modified as troubled debt restructuring.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953676-111524

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 40
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=121585226&loc=d3e18845-111554

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