Fair Value Measurement (Tables)

12 Months Ended

Dec. 31, 2019

Fair Value Disclosures [Abstract]

Fair Value, Assets Measured on Recurring Basis [Table Text Block]

Assets measured at fair value on a recurring basis at December 31, 2019 and 2018, segregated by fair value hierarchy level, are summarized below:

	Fair Value Measurement
	Fair Value		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
December 31, 2019:	(Dollars in thousands)
Investment securities available-for-sale
Debt securities:
U.S. Government-sponsored enterprises	$	6,292	$	—	$	6,292	$	—
Agency MBS	46,024		—		46,024		—
State and political subdivisions	26,965		—		26,965		—
Corporate	8,112		—		8,112		—
Total debt securities	$	87,393	$	—	$	87,393	$	—
Other investments:
Mutual funds	$	690	$	690	$	—	$	—
December 31, 2018:
Investment securities available-for-sale
Debt securities:
U.S. Government-sponsored enterprises	$	6,321	$	—	$	6,321	$	—
Agency MBS	36,252		—		36,252		—
State and political subdivisions	23,171		—		23,171		—
Corporate	7,661		—		7,661		—
Total debt securities	$	73,405	$	—	$	73,405	$	—
Other investments:
Mutual funds	$	556	$	556	$	—	$	—

Fair Value, by Balance Sheet Grouping [Table Text Block]

As of the balance sheet dates, the estimated fair values and related carrying amounts of the Company's significant financial instruments were as follows:

	December 31, 2019
	Fair Value Measurement
	Carrying Amount		Estimated Fair Value		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
	(Dollars in thousands)
Financial assets
Cash and cash equivalents	$	51,134	$	51,134	$	51,134	$	—	$	—
Interest bearing deposits in banks	6,565		6,671		—		6,671		—
Investment securities	88,083		88,083		690		87,393		—
Loans held for sale	7,442		7,587		—		7,587		—
Loans, net
Residential real estate	191,032		192,955		—		—		192,955
Construction real estate	68,951		68,381		—		—		68,381
Commercial real estate	286,871		288,931		—		—		288,931
Commercial	47,379		45,872		—		—		45,872
Consumer	3,545		3,483		—		—		3,483
Municipal	67,387		67,103		—		—		67,103
Accrued interest receivable	2,702		2,702		—		435		2,267
Nonmarketable equity securities	2,607		N/A		N/A		N/A		N/A
Financial liabilities
Deposits
Noninterest bearing	136,434		136,434		136,434		—		—
Interest bearing	458,940		458,940		458,940		—		—
Time	148,653		148,542		—		148,542		—
Borrowed funds
Short-term	40,000		40,000		40,000		—		—
Long-term	7,164		7,416		—		7,416		—
Accrued interest payable	673		673		—		673		—

	December 31, 2018
	Fair Value Measurement
	Carrying Amount		Estimated Fair Value		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
	(Dollars in thousands)
Financial assets
Cash and cash equivalents	$	37,289	$	37,289	$	37,289	$	—	$	—
Interest bearing deposits in banks	9,300		9,177		—		9,177		—
Investment securities	73,961		73,961		556		73,405		—
Loans held for sale	2,899		2,954		—		2,954		—
Loans, net
Residential real estate	186,225		183,836		—		—		183,836
Construction real estate	54,786		54,694		—		—		54,694
Commercial real estate	273,609		272,187		—		—		272,187
Commercial	46,943		45,713		—		—		45,713
Consumer	3,223		3,193		—		—		3,193
Municipal	72,874		72,689		—		—		72,689
Accrued interest receivable	2,812		2,812		—		423		2,389
Nonmarketable equity securities	2,376		N/A		N/A		N/A		N/A
Financial liabilities
Deposits
Noninterest bearing	132,971		132,971		132,971		—		—
Interest bearing	444,722		444,722		444,722		—		—
Time	129,077		127,554		—		127,554		—
Borrowed funds
Short-term	370		370		370		—		—
Long-term	27,451		27,374		—		27,374		—
Accrued interest payable	203		203		—		203		—