Fair Value Disclosures (Estimated Fair Value of Financial Assets and Liabilities) (Details) - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents	$ 30,651	$ 18,754
Securities available for sale	130,075	105,458
Securities held to maturity	95,322	110,267
Securities held to maturity, fair value	95,670	111,865
Loans held for sale	9,291	4,254
Loans, net	891,414	781,893
Accrued interest receivable	3,785	3,478
Deposits	(956,787)	(922,006)
Accrued interest payable	(849)	(804)
Carrying Value [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents	30,651	18,754
Securities available for sale	130,075	105,458
Securities held to maturity	95,322	110,267
Loans held for sale	9,291	4,254
Loans, net	899,912	781,893
SBA servicing asset	791	726
Interest rate lock derivative	136	135
Accrued interest receivable	3,785	3,478
FHLB stock	6,155	1,490
Deposits	(956,787)	(922,006)
Borrowings	(118,225)	(20,500)
Redeemable subordinated debentures	(18,557)	(18,557)
Accrued interest payable	(849)	(804)
Fair Value [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents, fair value	30,651	18,754
Securities available for sale	130,075	105,458
Securities held to maturity, fair value	95,670	111,865
Loans held for sale, fair value	9,854	4,539
Loans, net, fair value	893,340	784,064
SBA servicing asset	1,016	1,016
Interest rate lock derivative	136	135
Accrued interest receivable, fair value	3,785	3,478
FHLB stock	6,155	1,490
Deposits, fair value	(954,380)	(920,732)
Borrowings, fair value	(118,225)	(20,500)
Redeemable subordinated debentures	(12,739)	(12,326)
Accrued interest payable, fair value	(849)	(804)
Fair Value [Member] \| Fair Value, Inputs, Level 1 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents, fair value	30,651	18,754
Securities available for sale	19,537	16,080
Securities held to maturity, fair value	0	0
Loans held for sale, fair value	0	0
Loans, net, fair value	0	0
SBA servicing asset	0	0
Interest rate lock derivative	0	0
Accrued interest receivable, fair value	0	0
FHLB stock	0	0
Deposits, fair value	0	0
Borrowings, fair value	0	0
Redeemable subordinated debentures	0	0
Accrued interest payable, fair value	0	0
Fair Value [Member] \| Fair Value, Inputs, Level 2 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents, fair value	0	0
Securities available for sale	110,538	89,378
Securities held to maturity, fair value	95,670	111,865
Loans held for sale, fair value	9,854	4,539
Loans, net, fair value	0	0
SBA servicing asset	1,016	1,016
Interest rate lock derivative	136	135
Accrued interest receivable, fair value	3,785	3,478
FHLB stock	6,155	1,490
Deposits, fair value	(954,380)	(920,732)
Borrowings, fair value	(118,225)	(20,500)
Redeemable subordinated debentures	(12,739)	(12,326)
Accrued interest payable, fair value	(849)	(804)
Fair Value [Member] \| Fair Value, Inputs, Level 3 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents, fair value	0	0
Securities available for sale	0	0
Securities held to maturity, fair value	0	0
Loans held for sale, fair value	0	0
Loans, net, fair value	893,340	784,064
SBA servicing asset	0	0
Interest rate lock derivative	0	0
Accrued interest receivable, fair value	0	0
FHLB stock	0	0
Deposits, fair value	0	0
Borrowings, fair value	0	0
Redeemable subordinated debentures	0	0
Accrued interest payable, fair value	$ 0	$ 0

Fair value of interest due on debt and deposit obligations but not yet paid.

No definition available.

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- Definition

Fair value of interest earned by the company but not yet received.

+ References

No definition available.

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- Definition

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.

+ References

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The sum of cash and cash equivalents plus Federal Funds Sold. Cash and cash equivalents consist of short term, highly liquid investments that are readily convertible to known amounts of cash and are so near their maturity that they present negligible risk of changes in value due to changes in interest rates -- usually with an original maturity less than 90 days.

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The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others.

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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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- 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.

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No definition available.

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- Definition

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

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Amount of investment in debt security measured at amortized cost (held-to-maturity).

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Fair value of investment in debt security measured at amortized cost (held-to-maturity).

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Amount of interest payable on debt, including, but not limited to, trade payables.

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Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable.

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- Definition

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

+ References

No definition available.

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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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No definition available.

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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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Amount, after allowance for bad debt, of loan receivables held-for-sale that are not part of a disposal group. Excludes loans and leases covered under loss sharing agreements and loans classified as debt securities.

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Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes loans held for sale. Excludes loans and leases covered under loss sharing agreements.

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Including the current and noncurrent portions, aggregate carrying amount of all types of notes payable, as of the balance sheet date, with initial maturities beyond one year or beyond the normal operating cycle, if longer.

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Fair value portion of notes payable.

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Fair value of an asset representing net future revenue from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements.

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