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v3.22.4

Summary of Significant Accounting Policies - Narrative (Details) | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2022 USD ($) store | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) | Jan. 01, 2020 USD ($) | Dec. 31, 2019 USD ($)
Property, Plant and Equipment [Line Items] |  |  |  |  |
Intangible assets | $ 0 | $ 0 |  |  |
Unamortized multifamily FHA MSR's | 2,400,000 | 1,500,000 |  |  |
Amortization of discount and premium | 13,600,000 |  |  |  |
Accretion discounts and premiums | (9,011,000) | (4,031,000) | $ (8,196,000) |  |
Retained earnings | $ 1,015,215,000 | 930,061,000 |  |  |
Reasonable and Supportable period (in years) | 18 months |  |  |  |
Historical loss rate period | 12 months |  |  |  |
Investment Income, Amortization of Discount | $ 4,600,000 |  |  |  |
Less allowance for credit losses | (74,444,000) | (74,965,000) | (109,579,000) |  | $ (73,658,000)
Reserve for unfunded commitments | $ 5,857,000 | $ 4,379,000 |  |  |
Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Less allowance for credit losses |  |  | $ 0 |  | $ (10,614,000)
Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2016-13 |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Retained earnings |  |  |  | $ 14,700,000 |
Less allowance for credit losses |  |  |  | (10,600,000) |
Reserve for unfunded commitments |  |  |  | $ 4,100,000 |
Minimum |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Days from commitment to closing | 30 days |  |  |  |
Maximum |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Days from commitment to closing | 90 days |  |  |  |
Furniture Fixtures and Equipment | Minimum |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Property, plant and equipment, useful life | 3 years |  |  |  |
Furniture Fixtures and Equipment | Maximum |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Property, plant and equipment, useful life | 7 years |  |  |  |
Computer Software and Hardware | Minimum |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Property, plant and equipment, useful life | 3 years |  |  |  |
Computer Software and Hardware | Maximum |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Property, plant and equipment, useful life | 5 years |  |  |  |
Building Improvements | Minimum |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Property, plant and equipment, useful life | 5 years |  |  |  |
Building Improvements | Maximum |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Property, plant and equipment, useful life | 20 years |  |  |  |
Banking Services |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Number of stores | store | 16 |  |  |  |
Lending Services |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Number of stores | store | 5 |  |  |  |

X
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