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LOANS AND LEASES (Schedule of Loan Balances by Pool Segment and Portfolio Class) (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2024 | Dec. 31, 2023
Total loans | $ 5,353,525 | $ 5,426,123
Total loans including net deferred costs | $ 5,356,385 | $ 5,429,325
Customer Concentration Risk [Member] | Loans and Finance Receivables, Gross [Member] |  |
Total loans (in percent) | 100.00% | 100.00%
Current Expected Credit Loss Methodology [Member] |  |
Total loans | $ 5,353,525 | $ 5,426,123
Net deferred costs | 2,860 | 3,202
Total loans including net deferred costs | 5,356,385 | 5,429,325
Construction [Member] |  |
Total loans | 20,658 | 17,987
Construction [Member] | Current Expected Credit Loss Methodology [Member] |  |
Total loans | $ 20,658 | $ 17,987
Construction [Member] | Current Expected Credit Loss Methodology [Member] | Customer Concentration Risk [Member] | Loans and Finance Receivables, Gross [Member] |  |
Total loans (in percent) | 0.39% | 0.33%
Residential Portfolio Segment [Member] | Primary Residential Mortgages [Member] |  |
Total loans | $ 586,234 | $ 585,126
Residential Portfolio Segment [Member] | Primary Residential Mortgages [Member] | Current Expected Credit Loss Methodology [Member] |  |
Total loans | $ 586,234 | $ 585,126
Residential Portfolio Segment [Member] | Primary Residential Mortgages [Member] | Current Expected Credit Loss Methodology [Member] | Customer Concentration Risk [Member] | Loans and Finance Receivables, Gross [Member] |  |
Total loans (in percent) | 10.95% | 10.78%
Residential Portfolio Segment [Member] | Multifamily Property [Member] |  |
Total loans | $ 1,827,165 | $ 1,836,390
Total loans including net deferred costs | 1,827,165 | 1,836,390
Residential Portfolio Segment [Member] | Multifamily Property [Member] | Current Expected Credit Loss Methodology [Member] |  |
Total loans | $ 1,827,165 | $ 1,836,390
Residential Portfolio Segment [Member] | Multifamily Property [Member] | Current Expected Credit Loss Methodology [Member] | Customer Concentration Risk [Member] | Loans and Finance Receivables, Gross [Member] |  |
Total loans (in percent) | 34.13% | 33.85%
Residential Portfolio Segment [Member] | Home Equity Lines of Credit [Member] |  |
Total loans including net deferred costs | $ 35,542 | $ 36,464
Residential Portfolio Segment [Member] | Junior Lien [Member] |  |
Total loans | 39,012 | 40,203
Residential Portfolio Segment [Member] | Junior Lien [Member] | Current Expected Credit Loss Methodology [Member] |  |
Total loans | $ 39,012 | $ 40,203
Residential Portfolio Segment [Member] | Junior Lien [Member] | Current Expected Credit Loss Methodology [Member] | Customer Concentration Risk [Member] | Loans and Finance Receivables, Gross [Member] |  |
Total loans (in percent) | 0.73% | 0.74%
Commercial Real Estate Portfolio Segment [Member] | Current Expected Credit Loss Methodology [Member] |  |
Total loans | $ 253,411 | $ 255,110
Commercial Real Estate Portfolio Segment [Member] | Current Expected Credit Loss Methodology [Member] | Customer Concentration Risk [Member] | Loans and Finance Receivables, Gross [Member] |  |
Total loans (in percent) | 4.73% | 4.70%
Commercial Real Estate Portfolio Segment [Member] | Owner Occupied Property [Member] |  |
Total loans | $ 253,411 | $ 255,110
Commercial Real Estate Portfolio Segment [Member] | Investment Property [Member] |  |
Total loans | 1,035,726 | 1,061,197
Commercial Real Estate Portfolio Segment [Member] | Investment Property [Member] | Current Expected Credit Loss Methodology [Member] |  |
Total loans | $ 1,035,726 | $ 1,061,197
Commercial Real Estate Portfolio Segment [Member] | Investment Property [Member] | Current Expected Credit Loss Methodology [Member] | Customer Concentration Risk [Member] | Loans and Finance Receivables, Gross [Member] |  |
Total loans (in percent) | 19.35% | 19.56%
Commercial Portfolio Segment [Member] | Construction [Member] |  |
Total loans | $ 20,658 | $ 17,987
Total loans including net deferred costs | 20,573 | 17,721
Consumer and Other [Member] |  |
Total loans | 68,357 | 63,906
Consumer and Other [Member] | Current Expected Credit Loss Methodology [Member] |  |
Total loans | $ 68,357 | $ 63,906
Consumer and Other [Member] | Current Expected Credit Loss Methodology [Member] | Customer Concentration Risk [Member] | Loans and Finance Receivables, Gross [Member] |  |
Total loans (in percent) | 1.28% | 1.18%
Commercial and Industrial [Member] | Current Expected Credit Loss Methodology [Member] |  |
Total loans | $ 1,284,101 | $ 1,314,781
Commercial and Industrial [Member] | Current Expected Credit Loss Methodology [Member] | Customer Concentration Risk [Member] | Loans and Finance Receivables, Gross [Member] |  |
Total loans (in percent) | 23.98% | 24.23%
Commercial and Industrial [Member] | Commercial Portfolio Segment [Member] |  |
Total loans | $ 1,284,101 | $ 1,314,781
Lease Financing [Member] |  |
Total loans | 238,861 | 251,423
Lease Financing [Member] | Current Expected Credit Loss Methodology [Member] |  |
Total loans | $ 238,861 | $ 251,423
Lease Financing [Member] | Current Expected Credit Loss Methodology [Member] | Customer Concentration Risk [Member] | Loans and Finance Receivables, Gross [Member] |  |
Total loans (in percent) | 4.46% | 4.63%

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