Fair Value Measurements and Disclosure - Assets and Liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
AFS Securities [Abstract]
Investment securities	$ 59,863	$ 66,426
Marketable equity securities	3,769	3,659
Impaired loans
Total	63,632	70,474
Description of Liabilities [Abstract]
Total	10,496	10,155
U.S. Government agencies
AFS Securities [Abstract]
Investment securities	33,380	36,527
U.S. Government sponsored entities & agencies collateralized by mortgage obligations
AFS Securities [Abstract]
Investment securities	26,483	29,899
Fair value, measurements, recurring
AFS Securities [Abstract]
Investment securities	59,863	66,426
Marketable equity securities	3,769	3,659
Description of Liabilities [Abstract]
Junior subordinated debt	10,496	10,155
Fair value, measurements, recurring \| U.S. Government agencies
AFS Securities [Abstract]
Investment securities	33,380	36,527
Fair value, measurements, recurring \| U.S. Government sponsored entities & agencies collateralized by mortgage obligations
AFS Securities [Abstract]
Investment securities	26,483	29,899
Fair value, measurements, nonrecurring
Impaired loans
Total impaired loans		389
Fair value, measurements, nonrecurring \| Mortgages
Impaired loans
Real estate mortgage		389
Quoted Prices in Active Markets for Identical Assets (Level 1)
Impaired loans
Total	3,769	3,659
Description of Liabilities [Abstract]
Junior subordinated debt	0	0
Total	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Fair value, measurements, recurring
AFS Securities [Abstract]
Investment securities	0	0
Marketable equity securities	3,769	3,659
Description of Liabilities [Abstract]
Junior subordinated debt	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Fair value, measurements, recurring \| U.S. Government agencies
AFS Securities [Abstract]
Investment securities	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Fair value, measurements, recurring \| U.S. Government sponsored entities & agencies collateralized by mortgage obligations
AFS Securities [Abstract]
Investment securities	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Fair value, measurements, nonrecurring
Impaired loans
Total impaired loans		0
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Fair value, measurements, nonrecurring \| Mortgages
Impaired loans
Real estate mortgage		0
Significant Other Observable Inputs (Level 2)
Impaired loans
Total	59,863	66,426
Description of Liabilities [Abstract]
Junior subordinated debt	0	0
Total	0	0
Significant Other Observable Inputs (Level 2) \| Fair value, measurements, recurring
AFS Securities [Abstract]
Investment securities	59,863	66,426
Marketable equity securities	0	0
Description of Liabilities [Abstract]
Junior subordinated debt	0	0
Significant Other Observable Inputs (Level 2) \| Fair value, measurements, recurring \| U.S. Government agencies
AFS Securities [Abstract]
Investment securities	33,380	36,527
Significant Other Observable Inputs (Level 2) \| Fair value, measurements, recurring \| U.S. Government sponsored entities & agencies collateralized by mortgage obligations
AFS Securities [Abstract]
Investment securities	26,483	29,899
Significant Other Observable Inputs (Level 2) \| Fair value, measurements, nonrecurring
Impaired loans
Total impaired loans		0
Significant Other Observable Inputs (Level 2) \| Fair value, measurements, nonrecurring \| Mortgages
Impaired loans
Real estate mortgage		0
Significant Unobservable Inputs (Level 3)
Impaired loans
Total	0	389
Description of Liabilities [Abstract]
Junior subordinated debt	10,496	10,155
Total	10,496	10,155
Significant Unobservable Inputs (Level 3) \| Fair value, measurements, recurring
AFS Securities [Abstract]
Investment securities	0	0
Marketable equity securities	0	0
Description of Liabilities [Abstract]
Junior subordinated debt	10,496	10,155
Significant Unobservable Inputs (Level 3) \| Fair value, measurements, recurring \| U.S. Government agencies
AFS Securities [Abstract]
Investment securities	0	0
Significant Unobservable Inputs (Level 3) \| Fair value, measurements, recurring \| U.S. Government sponsored entities & agencies collateralized by mortgage obligations
AFS Securities [Abstract]
Investment securities	$ 0	0
Significant Unobservable Inputs (Level 3) \| Fair value, measurements, nonrecurring
Impaired loans
Total impaired loans		389
Significant Unobservable Inputs (Level 3) \| Fair value, measurements, nonrecurring \| Mortgages
Impaired loans
Real estate mortgage		389
Significant Unobservable Inputs (Level 3) \| Fair value, measurements, nonrecurring \| Mortgages \| Fair Value of Collateral Method for Collateral Dependent Loans
Impaired loans
Real estate mortgage		$ 389

Impaired Financing Receivable, Fair Value Disclosure [Abstract]

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This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents impaired real estate mortgage loans receivable as presented on the statement of financial position.

+ References

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Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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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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Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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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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Fair value of financial and nonfinancial obligations.

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