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Loans Receivable and Allowance for Credit Losses - (Narrative for Credit Risk Ratings and/or Vintage Years for Loans Held-for-Investment by Portfolio Segment) (Details) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 USD ($) loan | Dec. 31, 2020 USD ($) loan
HELOCs |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount converted to loans | $ 54,100 | $ 145,000
C&I |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount converted to loans | $ 78 | $ 23,900
Number of converted loans | loan | 1 | 4
CRE |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount converted to loans | $ 6,400 |
Number of converted loans | loan | 3 |

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- Definition Financing Receivable, Amount Converted to term loans + References No definition available. + Details
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- Definition Financing Receivable, Number of Converted to Term Loans + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Details
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- Details
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- Details
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