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LOANS AND ALLOWANCE FOR LOAN LOSSES (Schedule of Loans by Risk Category) (Details) - USD ($) $ in Thousands | Sep. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans and Leases Receivable, Gross | $ 3,610,409 | $ 3,142,319
Commercial Construction and Multifamily Real Estate Loans [Member] |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans and Leases Receivable, Gross | 3,514,076 | 3,024,534
Commercial Construction and Multifamily Real Estate Loans [Member] | Pass |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans and Leases Receivable, Gross | 3,496,403 | 3,006,498
Commercial Construction and Multifamily Real Estate Loans [Member] | Special Mention |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans and Leases Receivable, Gross | 4,544 | 3,860
Commercial Construction and Multifamily Real Estate Loans [Member] | Substandard |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans and Leases Receivable, Gross | 9,984 | 9,984
Commercial Construction and Multifamily Real Estate Loans [Member] | Doubtful |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans and Leases Receivable, Gross | 3,145 | 4,192
Real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans and Leases Receivable, Gross | 2,964,039 | 2,504,388
Real estate | Commercial |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans and Leases Receivable, Gross | 2,378,074 | 1,887,505
Real estate | Commercial | Pass |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans and Leases Receivable, Gross | 2,367,741 | 1,877,160
Real estate | Commercial | Special Mention |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans and Leases Receivable, Gross | 349 | 361
Real estate | Commercial | Substandard |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans and Leases Receivable, Gross | 9,984 | 9,984
Real estate | Construction |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans and Leases Receivable, Gross | 150,144 | 112,290
Real estate | Construction | Pass |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans and Leases Receivable, Gross | 150,144 | 112,290
Real estate | Multi-family |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans and Leases Receivable, Gross | 374,555 | 433,239
Real estate | Multi-family | Pass |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans and Leases Receivable, Gross | 374,555 | 433,239
Commercial and industrial |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans and Leases Receivable, Gross | 611,303 | 591,500
Commercial and industrial | Pass |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans and Leases Receivable, Gross | 603,963 | 583,809
Commercial and industrial | Special Mention |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans and Leases Receivable, Gross | 4,195 | 3,499
Commercial and industrial | Doubtful |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans and Leases Receivable, Gross | $ 3,145 | $ 4,192

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- Definition Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121593590&loc=d3e4428-111522 + Details
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