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Restructuring Charges - Additional Information (Details) - ALC [Member] $ in Thousands |  | 3 Months Ended | 12 Months Ended | 24 Months Ended
--- | --- | --- | --- | ---
Sep. 03, 2021 Branch | Sep. 30, 2021 Branch | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2022 USD ($)
Restructuring Cost And Reserve [Line Items] |  |  |  |  |
Number of office closed | Branch | 20 | 20 |  |  |
Pre-tax charges of restructuring | $ |  |  | $ 155 | $ 904 | $ 1,059

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