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LOANS AND ALLOWANCE FOR LOAN LOSSES (Schedule of Loans by Impairment Method) (Details) - USD ($) $ in Thousands | Sep. 30, 2021 | Jun. 30, 2021 | Dec. 31, 2020 | Sep. 30, 2020 | Jun. 30, 2020 | Dec. 31, 2019
--- | --- | --- | --- | --- | --- | ---
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |  |  |
Individually evaluated for impairment, Allowance for loan losses | $ 4,277 |  | $ 4,918 |  |  |
Collectively evaluated for impairment, Allowance for loan losses | 33,844 |  | 30,489 |  |  |
Total ending allowance balance | 38,121 | $ 37,377 | 35,407 | $ 33,614 | $ 32,505 | $ 26,272
Individually evaluated for impairment, Loans | 16,561 |  | 17,733 |  |  |
Collectively evaluated for impairment, Loans | 3,593,848 |  | 3,124,586 |  |  |
Total ending loan balance | 3,610,409 |  | 3,142,319 |  |  |
Real estate |  |  |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |  |  |
Total ending loan balance | 2,964,039 |  | 2,504,388 |  |  |
Real estate | Commercial |  |  |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |  |  |
Collectively evaluated for impairment, Allowance for loan losses | 21,468 |  | 17,243 |  |  |
Total ending allowance balance | 21,468 | 20,299 | 17,243 | 17,079 | 18,690 | 15,317
Individually evaluated for impairment, Loans | 10,333 |  | 10,345 |  |  |
Collectively evaluated for impairment, Loans | 2,367,741 |  | 1,877,160 |  |  |
Total ending loan balance | 2,378,074 |  | 1,887,505 |  |  |
Real estate | Construction |  |  |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |  |  |
Collectively evaluated for impairment, Allowance for loan losses | 2,101 |  | 1,593 |  |  |
Total ending allowance balance | 2,101 | 1,972 | 1,593 | 1,447 | 741 | 411
Collectively evaluated for impairment, Loans | 150,144 |  | 112,290 |  |  |
Total ending loan balance | 150,144 |  | 112,290 |  |  |
Real estate | Multi-family |  |  |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |  |  |
Collectively evaluated for impairment, Allowance for loan losses | 2,287 |  | 2,661 |  |  |
Total ending allowance balance | 2,287 | 2,618 | 2,661 | 2,524 | 2,739 | 2,453
Collectively evaluated for impairment, Loans | 374,555 |  | 433,239 |  |  |
Total ending loan balance | 374,555 |  | 433,239 |  |  |
Real estate | One to four family |  |  |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |  |  |
Individually evaluated for impairment, Allowance for loan losses | 33 |  | 53 |  |  |
Collectively evaluated for impairment, Allowance for loan losses | 123 |  | 153 |  |  |
Total ending allowance balance | 156 | 169 | 206 | 181 | 242 | 267
Individually evaluated for impairment, Loans | 958 |  | 999 |  |  |
Collectively evaluated for impairment, Loans | 60,308 |  | 70,355 |  |  |
Total ending loan balance | 61,266 |  | 71,354 |  |  |
Commercial and industrial |  |  |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |  |  |
Individually evaluated for impairment, Allowance for loan losses | 2,814 |  | 3,662 |  |  |
Collectively evaluated for impairment, Allowance for loan losses | 7,599 |  | 8,461 |  |  |
Total ending allowance balance | 10,413 | 10,545 | 12,123 | 11,208 |  | 7,070
Individually evaluated for impairment, Loans | 3,145 |  | 4,192 |  |  |
Collectively evaluated for impairment, Loans | 608,158 |  | 587,308 |  |  |
Total ending loan balance | 611,303 |  | 591,500 |  |  |
Consumer. |  |  |  |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |  |  |  |
Individually evaluated for impairment, Allowance for loan losses | 1,430 |  | 1,203 |  |  |
Collectively evaluated for impairment, Allowance for loan losses | 266 |  | 378 |  |  |
Total ending allowance balance | 1,696 | $ 1,774 | 1,581 | $ 1,175 | $ 961 | $ 754
Individually evaluated for impairment, Loans | 2,125 |  | 2,197 |  |  |
Collectively evaluated for impairment, Loans | 32,942 |  | 44,234 |  |  |
Total ending loan balance | $ 35,067 |  | $ 46,431 |  |  |

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- Definition The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment. + References Reference 1: 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=121611835&loc=SL6953423-111524 + Details
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