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LOANS AND ALLOWANCE FOR CREDIT LOSSES - TDR, Recorded Investment and Number of Modifications (Details) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2022 USD ($) loan | Mar. 31, 2021 loan | Dec. 31, 2021 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Borrower's sustained repayment performance period | 6 months |  |
Number of Modifications | loan | 0 | 0 |
Total residential real estate | Residential mortgages |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Residential mortgage loans collateralized by real estate property in the process of foreclosure | $ | $ 569 |  | $ 574

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- Definition Represents the reasonable period of a borrower's sustained repayment performance for consideration of returning the loan to performing status. + References No definition available. + Details
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- Definition Number of financing receivables that have been modified by troubled debt restructurings. + 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 + Details
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- Definition The fair value of collateral received that was taken through foreclosure due to default by the original transferor in lieu of collection of the secured receivable. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=124259787&loc=d3e4437-111522 + Details
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