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LOANS AND CREDIT QUALITY - Narrative (Details) $ in Millions | 6 Months Ended |
--- | --- | ---
Jun. 30, 2021 USD ($) portfolioSegment loan | Dec. 31, 2020 USD ($)
Financing Receivable, Impaired [Line Items] |  |
Number of portfolio segments | portfolioSegment | 2 |
Allowance for unfunded commitments | $ 2.1 | $ 1.6
Accrued interest receivable | $ 19.6 | $ 21.2
Number of days past due for consumer loans TDR to be re-default | 60 days |
Number of days past due for commercial loans TDR to be re-default | 90 days |
Loans granted forbearance, outstanding balance | $ 56.0 |
Number of loans granted forbearance | loan | 133 |
California | Multifamily |  |
Financing Receivable, Impaired [Line Items] |  |
Percentage of loan portfolio | 27.00% | 19.00%
Federal Home Loan Bank Advances |  |
Financing Receivable, Impaired [Line Items] |  |
Loans pledged as collateral | $ 1,500.0 | $ 1,400.0
Federal Reserve Bank Advances |  |
Financing Receivable, Impaired [Line Items] |  |
Loans pledged as collateral | $ 582.0 | $ 569.0

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- Definition Carrying amount as of the balance sheet date of loans that have been pledged as collateral for borrowings. If the secured party has the right by contract or custom to sell or re-pledge the collateral, then the debtor reclassifies that asset and report that asset in its statement of financial position separately from other assets not so encumbered. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=66007379&loc=d3e113888-111728 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=123577603&loc=d3e5086-111524 + Details
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