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LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES - Allowance for Credit Losses (Details) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2022 USD ($) borrower | Mar. 31, 2021 USD ($) borrower | Dec. 31, 2021 USD ($)
Financing Receivable, Allowance For Credit Losses [Line Items] |  |  |
Average loans | $ 207,321,000 | $ 248,920,000 |
Net charge-offs to average loans (annualized) | (0.02%) | (0.44%) |
Number of borrowers | borrower | 5 | 8 |
Loans charged off | $ 64,000 | $ 81,000 | $ 253,000
Outstanding commitments | 28,100,000 |  | 31,800,000
Unfunded commitments |  |  |
Beginning balance | 371,000 | 33,000 | 33,000
Reduction of unfunded reserve | (17,000) | (12,000) |
Ending balance | $ 354,000 | 478,000 | $ 371,000
ASU 2016-13 |  |  |
Unfunded commitments |  |  |
Impact of ASC 326 adoption |  | $ 457,000 |

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- Definition The Average of Loans and Leases Receivable Net of Deferred Income. + References No definition available. + Details
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- Definition Net Charge Offs to Average Loans and Leases Receivables as a percentage + References No definition available. + Details
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- Definition Amount of writeoff of financing receivable, charged against allowance for credit loss. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI http://asc.fasb.org/extlink&oid=124267575&loc=SL82922352-210448 + Details
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- Definition Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions. + References No definition available. + Details
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