Fair Value of Financial Instruments and Fair Value Measurements - Schedule of Fair Value, by Balance Sheet Grouping (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Investment securities available for sale	$ 369,317	$ 388,345
Loans held for sale	15,049	4,743
Level 1 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents	21,736	19,114
Investment securities available for sale	2,314	1,971
Bank stocks, at cost
Loans, net
Loans held for sale
Accrued interest receivable	11
Derivative financial instruments
Non-maturity deposits	(636,328)	(656,628)
Time deposits
FHLB borrowings
Subordinated debentures
Other borrowings
Accrued interest payable
Derivative financial instruments
Level 2 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents
Investment securities available for sale	367,003	386,374
Bank stocks, at cost
Loans, net
Loans held for sale	15,049	4,743
Accrued interest receivable	1,977	2,194
Derivative financial instruments	858	522
Non-maturity deposits
Time deposits	(196,600)	(164,994)
FHLB borrowings	(17,200)	(20,000)
Subordinated debentures	(19,563)	(19,678)
Other borrowings	(16,279)	(15,246)
Accrued interest payable	(572)	(442)
Derivative financial instruments	(20)	(25)
Level 3 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents
Investment securities available for sale
Bank stocks, at cost
Loans, net	526,049	494,473
Loans held for sale
Accrued interest receivable	2,970	2,437
Derivative financial instruments
Non-maturity deposits
Time deposits
FHLB borrowings
Subordinated debentures
Other borrowings
Accrued interest payable
Derivative financial instruments
Reported Value Measurement [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents	21,736	19,114
Investment securities available for sale	369,317	388,345
Bank stocks, at cost
Loans, net	526,049	494,473
Loans held for sale	15,049	4,743
Accrued interest receivable	4,958	4,631
Derivative financial instruments	858	522
Non-maturity deposits	(636,328)	(656,628)
Time deposits	(196,600)	(164,994)
FHLB borrowings	(17,200)	(20,000)
Subordinated debentures	(19,563)	(19,678)
Other borrowings	(16,279)	(15,246)
Accrued interest payable	(572)	(442)
Derivative financial instruments	(20)	(25)
Carrying Amount [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents	21,736	19,114
Investment securities available for sale	369,317	388,345
Bank stocks, at cost	3,231	4,776
Loans, net	520,133	489,373
Loans held for sale	15,049	4,743
Accrued interest receivable	4,958	4,631
Derivative financial instruments	858	522
Non-maturity deposits	(636,328)	(656,628)
Time deposits	(197,426)	(167,020)
FHLB borrowings	(17,200)	(20,000)
Subordinated debentures	(21,651)	(21,651)
Other borrowings	(16,279)	(15,246)
Accrued interest payable	(572)	(442)
Derivative financial instruments	$ (20)	$ (25)

The aggregate amount of non-maturity deposits liabilities held by the entity.

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Fair value portion of accrued expenses.

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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Fair value portion of deposit liabilities held by the entity, including, but not limited to, foreign and domestic, interest and noninterest bearing, demand deposits, saving deposits, negotiable orders of withdrawal (NOW) and time deposits.

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Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

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Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

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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.

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Fair value of subordinated debt obligations including, but not limited to, subordinated loan, subordinated bond, subordinated debenture or junior debt.

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Fair value portion of borrowing from Federal Home Loan Bank (FHLBank).

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Fair value portion of investments in Federal Home Loan Bank (FHLBank) stock.

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Fair value portion of loans held-for-sale including, but not limited to, mortgage loans and finance receivables.

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Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.

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Fair value portion of other liabilities.

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Fair value portion of receivables, including, but not limited to, trade account receivables, note receivables, and loan receivables.

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