Borrowings - Additional Information (Detail) - USD ($) |
3 Months Ended | ||
|---|---|---|---|
Mar. 31, 2020 |
Mar. 31, 2019 |
Dec. 31, 2019 |
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| Debt Disclosure [Abstract] | |||
| Overnight advances from federal home loan banks | $ 150,000,000.0 | $ 15,000,000.0 | |
| Advances from the FHLB | $ 150,000,000.0 | $ 75,000,000.0 | |
| Weighted average interest rate of outstanding advances (percent) | 1.63% | 1.71% | |
| Interest on borrowings | $ 496,000 | $ 71,000 | |
| Weighted average interest rate of overnight advances (percent) | 0.21% | 1.66% | |
| Pledged loans receivable, carrying value | $ 2,400,000,000 | $ 1,400,000,000 | |
| Remaining available borrowing capacity | 1,200,000,000 | 878,000,000.0 | |
| Loans pledged with FRB | 52,700,000 | 30,200,000 | |
| Borrowing capacity through Fed Discount Window | 50,600,000 | 29,600,000 | |
| Outstanding borrowings | $ 0 | $ 0 | |
| X | ||||||||||
- Definition Amount available from borrowing source. No definition available.
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- Definition Borrowing. No definition available.
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- Definition Borrowing capacity available based on pledged collateral. No definition available.
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- Definition Carrying value for loans pledged by bank. No definition available.
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- Definition Federal home loan bank advances maturities summary average interest rate one to three years from balance sheet date. No definition available.
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- Definition Federal Home Loan Bank, Advances, Maturities Summary, Due Overnight No definition available.
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- Definition Federal home loan bank overnight advances weighted average interest rate. No definition available.
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- References No definition available.
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- Definition Amount of Federal Home Loan Bank (FHLBank) advances to member financial institutions. No definition available.
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- Definition Amount of the collateral pledged in support of federal home loan bank advances outstanding. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Interest expense incurred during the reporting period on short-term borrowings associated with Federal Home Loan Bank and Federal Reserve Bank advances. No definition available.
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