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Fair Value Measurements and Disclosures - Summary of Fair Values of Company's Financial Instruments (Detail) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Financial Assets |  |
Cash and cash equivalents | $ 39,847 | $ 59,618
Interest-bearing deposits in banks | 449 | 939
Investment securities available for sale | 257,321 | 260,131
Investment securities held to maturity | 7,149 | 10,872
Mortgage loans held for sale | 6,990 | 2,086
Loans, net | 1,696,493 | 1,633,406
Cash surrender value of BOLI | 39,466 | 29,560
Financial Liabilities |  |
Deposits | 1,820,975 | 1,773,217
Other borrowings | 5,539 | 5,539
Long-term FHLB advances | 40,620 | 58,698
Fair Value |  |
Financial Assets |  |
Cash and cash equivalents | 39,847 | 59,618
Interest-bearing deposits in banks | 449 | 939
Investment securities available for sale | 257,321 | 260,131
Investment securities held to maturity | 7,194 | 10,841
Mortgage loans held for sale | 6,990 | 2,086
Loans, net | 1,690,308 | 1,623,920
Cash surrender value of BOLI | 39,466 | 29,560
Financial Liabilities |  |
Deposits | 1,821,868 | 1,769,087
Other borrowings | 5,895 | 5,542
Long-term FHLB advances | 40,580 | 57,527
Level 1 | Fair Value |  |
Financial Assets |  |
Cash and cash equivalents | 39,847 | 59,618
Interest-bearing deposits in banks | 449 | 939
Investment securities available for sale | 0 | 0
Investment securities held to maturity | 0 | 0
Mortgage loans held for sale | 0 | 0
Loans, net | 0 | 0
Cash surrender value of BOLI | 39,466 | 29,560
Financial Liabilities |  |
Deposits | 0 | 0
Other borrowings | 0 | 0
Long-term FHLB advances | 0 | 0
Level 2 | Fair Value |  |
Financial Assets |  |
Cash and cash equivalents | 0 | 0
Interest-bearing deposits in banks | 0 | 0
Investment securities available for sale | 257,321 | 260,131
Investment securities held to maturity | 7,194 | 10,841
Mortgage loans held for sale | 6,990 | 2,086
Loans, net | 1,682,943 | 1,615,197
Cash surrender value of BOLI | 0 | 0
Financial Liabilities |  |
Deposits | 1,821,868 | 1,769,087
Other borrowings | 5,895 | 5,542
Long-term FHLB advances | 40,580 | 57,527
Level 3 | Fair Value |  |
Financial Assets |  |
Cash and cash equivalents | 0 | 0
Interest-bearing deposits in banks | 0 | 0
Investment securities available for sale | 0 | 0
Investment securities held to maturity | 0 | 0
Mortgage loans held for sale | 0 | 0
Loans, net | 7,365 | 8,723
Cash surrender value of BOLI | 0 | 0
Financial Liabilities |  |
Deposits | 0 | 0
Other borrowings | 0 | 0
Long-term FHLB advances | $ 0 | $ 0

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- Definition Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums over and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes loans and leases covered under loss sharing agreements. + References No definition available. + Details
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