Fair Value of Assets and Liabilities (Carrying Amount and Estimated Fair Value of Financial Instruments) (Details) - USD ($)	Dec. 31, 2018	Dec. 31, 2017
Assets:
Securities available-for-sale	$ 201,687,683	$ 151,944,567
Restricted investments	11,499,000	6,430,700
Liabilities:
Noninterest-bearing demand deposits	319,861,237	220,520,287
Interest-bearing demand deposits	311,482,434	231,643,508
Money Market and Savings deposits	641,944,880	543,644,830
Federal Home Loan Bank advances and other borrowings	11,242,533	43,600,000
Subordinated debt	39,176,947	0
Derivative financial instruments	1,174,000
Carrying Amount [Member]
Assets:
Cash and cash equivalents	115,822,000	113,027,000
Securities available-for-sale	201,688,000	151,944,000
Restricted investments	11,499,000	6,431,000
Loans, net	1,768,964,000	1,317,398,000
Liabilities:
Noninterest-bearing demand deposits	319,861,000	220,520,000
Interest-bearing demand deposits	311,482,000	231,644,000
Money Market and Savings deposits	641,945,000	543,645,000
Time deposits	648,675,000	442,774,000
Securities sold under agreements to repurchase	11,756,000	24,055,000
Federal Home Loan Bank advances and other borrowings	11,243,000	43,600,000
Subordinated debt	39,177,000
Derivative financial instruments	1,174,000
Estimated Fair Value [Member]
Assets:
Cash and cash equivalents	115,822,000	113,027,000
Securities available-for-sale	201,688,000	151,944,000
Loans, net	1,766,838,000	1,292,303,000
Liabilities:
Noninterest-bearing demand deposits	319,861,000	220,520,000
Interest-bearing demand deposits	311,482,000	231,644,000
Money Market and Savings deposits	641,945,000	543,645,000
Time deposits	649,169,000	443,547,000
Securities sold under agreements to repurchase	11,756,000	24,055,000
Federal Home Loan Bank advances and other borrowings	11,243,000	43,600,000
Subordinated debt	39,190,000
Derivative financial instruments	1,174,000
Fair Value, Inputs, Level 1 [Member]
Assets:
Cash and cash equivalents	115,822,000	113,027,000
Securities available-for-sale	0	0
Liabilities:
Derivative financial instruments	0
Fair Value, Inputs, Level 2 [Member]
Assets:
Securities available-for-sale	201,688,000	151,944,000
Liabilities:
Noninterest-bearing demand deposits	319,861,000	220,520,000
Interest-bearing demand deposits	311,482,000	231,644,000
Money Market and Savings deposits	641,945,000	543,645,000
Time deposits	649,169,000	443,547,000
Securities sold under agreements to repurchase	11,756,000	24,055,000
Federal Home Loan Bank advances and other borrowings	11,243,000	43,600,000
Derivative financial instruments	1,174,000
Fair Value, Inputs, Level 3 [Member]
Assets:
Securities available-for-sale	0	0
Loans, net	1,766,838,000	$ 1,292,303,000
Liabilities:
Subordinated debt	$ 39,190,000

The aggregate carrying amount of all Federal Home Loan Bank loans (advances) and also includes other borrowings.

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Representing time deposits fair value.

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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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The amount of money in accounts that may bear interest and that the depositor is entitled to withdraw at any time without prior notice.

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Amount of interest bearing deposits with no stated maturity, which may include passbook and statement savings accounts and money-market deposit accounts (MMDAs).

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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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Fair value portion of short term borrowing where a bank borrows, at the federal funds rate, from another bank and securities that an entity sells and agrees to repurchase at a specified date for a specified price.

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The cost of the restricted investment.

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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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The aggregate amount of all domestic and foreign noninterest-bearing deposits liabilities held by the entity.

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Including the current and noncurrent portions, carrying value as of the balance sheet date of subordinated debt (with initial maturities beyond one year or beyond the operating cycle if longer). Subordinated debt places a lender in a lien position behind debt having a higher priority of repayment in liquidation of the entity's assets.

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