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Loans - Additional Information (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |
Amortized cost in troubled debt restructurings | $ 15,088,000 | $ 10,951,000 |
Accrued interest receivable and other assets | 37,382,000 | 24,913,000 |
Allowance for credit losses, period increase (decrease) | $ 5,000,000.0 | 0 |
Minimum period to be considered for loan to have defaulted | 90 days |  |
Principal balances forgiven in connection with loan restructuring | $ 0 | $ 0 |
Trouble Debt Restructuring |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |
Allowance for credit losses, period increase (decrease) | $ 0 |  | $ 351,000

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- Definition Financing Receivable, Troubled Debt Restructuring, Amortized Cost + References No definition available. + Details
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- Definition Minimum period to be considered for loan to have defaulted. + References No definition available. + Details
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- Definition Troubled debt restructuring loan principal balance forgiven. + References No definition available. + Details
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- Definition Amount of increase (decrease) of allowance reserve for credit loss. + 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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