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LOANS AND CREDIT QUALITY - Loans on Nonaccrual with no related allowance (Details) - USD ($) $ in Thousands | Jun. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with no related ACL | $ 10,235 | $ 10,197
Nonaccrual | 20,835 | 20,722
Commercial loans |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with no related ACL | 7,398 | 8,022
Nonaccrual | 13,800 | 14,105
Commercial loans | Owner occupied commercial real estate |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with no related ACL | 4,910 | 4,922
Nonaccrual | 4,910 | 4,922
Commercial loans | Commercial business |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with no related ACL | 2,488 | 3,100
Nonaccrual | 8,890 | 9,183
Consumer loans |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with no related ACL | 2,837 | 2,175
Nonaccrual | 7,035 | 6,617
Consumer loans | Single family |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with no related ACL | 1,929 | 2,173
Consumer loans | Home equity, adjusted for credit analysis |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with no related ACL | $ 908 | $ 2

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