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LOANS RECEIVABLE - Loans receivable, excluding loans held for sale (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Sep. 30, 2021 | Mar. 31, 2021 | Dec. 31, 2020 | Sep. 30, 2020 | Mar. 31, 2020
--- | --- | --- | --- | --- | --- | ---
LOANS RECEIVABLE |  |  |  |  |  |  |
Total loans |  | $ 962,223 |  | $ 943,235 |  |  |
Less: Allowance for loan losses |  | 15,173 | $ 16,500 | 19,178 | $ 19,192 | $ 18,866 | $ 12,624
Loans receivable, net |  | 947,050 |  | 924,057 |  |  |
Commercial Real Estate Portfolio Segment |  |  |  |  |  |  |
LOANS RECEIVABLE |  |  |  |  |  |  |
Total loans |  | 872,772 |  | 884,656 |  |  |
Commercial Real Estate Portfolio Segment | Commercial Business |  |  |  |  |  |  |
LOANS RECEIVABLE |  |  |  |  |  |  |
Total loans | [1] | 222,535 |  | 265,145 |  |  |
Less: Allowance for loan losses |  | 2,580 | 2,261 | 2,416 | 2,466 | 2,180 | 2,008
Commercial Real Estate Portfolio Segment | Commercial Real Estate |  |  |  |  |  |  |
LOANS RECEIVABLE |  |  |  |  |  |  |
Total loans |  | 566,656 |  | 543,467 |  |  |
Less: Allowance for loan losses |  | 9,617 | 11,795 | 14,089 | 13,722 | 13,209 | 6,421
Commercial Real Estate Portfolio Segment | Land |  |  |  |  |  |  |
LOANS RECEIVABLE |  |  |  |  |  |  |
Total loans |  | 11,351 |  | 14,040 |  |  |
Less: Allowance for loan losses |  | 166 | 232 | 233 | 202 | 245 | 230
Commercial Real Estate Portfolio Segment | Multi-Family |  |  |  |  |  |  |
LOANS RECEIVABLE |  |  |  |  |  |  |
Total loans |  | 53,865 |  | 45,014 |  |  |
Less: Allowance for loan losses |  | 737 | 530 | 638 | 624 | 745 | 854
Commercial Real Estate Portfolio Segment | Real Estate Construction |  |  |  |  |  |  |
LOANS RECEIVABLE |  |  |  |  |  |  |
Total loans |  | 18,365 |  | 16,990 |  |  |
Less: Allowance for loan losses |  | 302 | 231 | 294 | 522 | 720 | 1,149
Consumer |  |  |  |  |  |  |
LOANS RECEIVABLE |  |  |  |  |  |  |
Total loans |  | 89,451 |  | 58,579 |  |  |
Less: Allowance for loan losses |  | 999 | $ 841 | 852 | $ 1,012 | $ 1,155 | $ 1,363
Consumer | Real estate one-to-four family |  |  |  |  |  |  |
LOANS RECEIVABLE |  |  |  |  |  |  |
Total loans |  | 87,821 |  | 56,405 |  |  |
Consumer | Other installment |  |  |  |  |  |  |
LOANS RECEIVABLE |  |  |  |  |  |  |
Total loans |  | $ 1,630 |  | $ 2,174 |  |  |
[1] | SBA PPP loans totaled $14.3 million and $93.4 million at December 31, 2021 and March 31, 2021, respectively.

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- Definition Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SAB Topic 6.L.1) -URI http://asc.fasb.org/extlink&oid=122038336&loc=d3e74567-122707 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 (g) -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b)(1)(ii) -URI http://asc.fasb.org/extlink&oid=121614798&loc=d3e15032-111544 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 + Details
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