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LOANS AND ALLOWANCE FOR LOAN LOSSES (Schedule of Loan Receivables) (Details) - USD ($) | Jun. 30, 2022 | Mar. 31, 2022 | Dec. 31, 2021 | Jun. 30, 2021 | Mar. 31, 2021 | Dec. 31, 2020
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Loans and Leases Receivable Disclosure [Line Items] |  |  |  |  |  |
Total loans | $ 4,386,101,000 |  | $ 3,739,527,000 |  |  |
Deferred fees, net of origination costs | (10,936,000) |  | (7,598,000) |  |  |
Loans, net of deferred fees and costs | 4,375,165,000 |  | 3,731,929,000 |  |  |
Allowance for loan losses | (40,534,000) | $ (38,134,000) | (34,729,000) | $ (37,377,000) | $ (35,502,000) | $ (35,407,000)
Net loans | 4,334,631,000 |  | 3,697,200,000 |  |  |
Real estate |  |  |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |  |  |
Total loans | 3,577,767,000 |  | 3,052,626,000 |  |  |
Commercial and industrial |  |  |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |  |  |
Total loans | 780,677,000 |  | 654,535,000 |  |  |
Allowance for loan losses | (9,144,000) | (8,488,000) | (7,708,000) | (10,545,000) | (10,827,000) | (12,123,000)
Loan held for sale | 10,000,000.0 |  | 4,100,000 |  |  |
Commercial and industrial | Paycheck Protection Program loans |  |  |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |  |  |
Net loans | 125,000 |  | 561,000 |  |  |
Consumer |  |  |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |  |  |
Total loans | 27,657,000 |  | 32,366,000 |  |  |
Allowance for loan losses | (217,000) | (237,000) | (404,000) | (1,774,000) | (1,717,000) |
Commercial | Real estate |  |  |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |  |  |
Total loans | 2,922,190,000 |  | 2,488,382,000 |  |  |
Allowance for loan losses | (25,945,000) | (24,720,000) | (22,216,000) | (20,299,000) | (18,341,000) | (17,243,000)
Construction | Real estate |  |  |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |  |  |
Total loans | 185,661,000 |  | 151,791,000 |  |  |
Allowance for loan losses | (2,587,000) | (2,329,000) | (2,105,000) | (1,972,000) | (1,707,000) | (1,593,000)
Consumer. |  |  |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |  |  |
Allowance for loan losses |  |  |  | (1,774,000) |  | (1,581,000)
Multifamily | Real estate |  |  |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |  |  |
Total loans | 418,726,000 |  | 355,290,000 |  |  |
Allowance for loan losses | (2,539,000) | (2,256,000) | (2,156,000) | (2,618,000) | (2,732,000) | (2,661,000)
One to four family | Real estate |  |  |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |  |  |
Total loans | 51,190,000 |  | 57,163,000 |  |  |
Allowance for loan losses | $ (102,000) | $ (104,000) | $ (140,000) | $ (169,000) | $ (178,000) | $ (206,000)

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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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