Fair Value (Tables)

6 Months Ended

Jun. 30, 2018

Fair Value Disclosures [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

					Quoted Prices in	Significant
					Active Markets	Other	Significant
					for	Observable	Unobservable
					Identical Assets	Inputs	Inputs
(Dollars in thousands)				Amount	(Level 1)	(Level 2)	(Level 3)
June 30, 2018:
Securities available-for-sale:
	Agency obligations		$	51,361	—	51,361	—
	Agency RMBS			129,006	—	129,006	—
	State and political subdivisions			70,953	—	70,953	—
Total securities available-for-sale				251,320	—	251,320	—
		Total assets at fair value	$	251,320	—	251,320	—
December 31, 2017:
Securities available-for-sale:
	Agency obligations		$	53,062	—	53,062	—
	Agency RMBS			133,072	—	133,072	—
	State and political subdivisions			71,563	—	71,563	—
Total securities available-for-sale				257,697	—	257,697	—
Other assets (1)				52	—	52	—
		Total assets at fair value	$	257,749	—	257,749	—
Other liabilities(1)			$	52	—	52	—
		Total liabilities at fair value	$	52	—	52	—
(1)Represents the fair value of interest rate swap agreements.

Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Table Text Block]

				Quoted Prices in
				Active Markets	Other	Significant
				for	Observable	Unobservable
			Carrying	Identical Assets	Inputs	Inputs
(Dollars in thousands)			Amount	(Level 1)	(Level 2)	(Level 3)
June 30, 2018:
Loans held for sale		$	1,943	—	1,943	—
Loans, net(1)			874	—	—	874
Other assets (2)			1,686	—	—	1,686
	Total assets at fair value	$	4,503	—	1,943	2,560
December 31, 2017:
Loans held for sale		$	1,922	—	1,922	—
Loans, net(1)			2,700	—	—	2,700
Other assets (2)			1,644	—	—	1,644
	Total assets at fair value	$	6,266	—	1,922	4,344
(1)Loans considered impaired under ASC 310-10-35, Receivables. This amount reflects the recorded investment in impaired loans, net of any related allowance for loan losses.
(2)Represents MSRs, net and other real estate owned, both of which are carried at lower of cost or estimated fair value.

Fair Value, Assets and Liabilities Measured on Nonrecurring Basis, Valuation Techniques [Table Text Block]

					Weighted
		Carrying			Average
(Dollars in thousands)		Amount	Valuation Technique	Significant Unobservable Input	of Input
Nonrecurring:
Impaired loans	$	874	Appraisal	Appraisal discounts (%)	52.4	%
Other real estate owned		137	Appraisal	Appraisal discounts (%)	10.0	%
Mortgage servicing rights, net		1,549	Discounted cash flow	Prepayment speed or CPR (%)	9.4	%
				Discount rate (%)	10.0	%

Financial Instruments [Table Text Block]

							Fair Value Hierarchy
			Carrying		Estimated		Level 1		Level 2		Level 3
(Dollars in thousands)			amount		fair value		inputs		inputs		Inputs
June 30, 2018:
Financial Assets:
	Loans, net (1)	$	451,822	$	449,078	$	—	$	—	$	449,078
	Loans held for sale		1,943		1,976		—		1,976		—
Financial Liabilities:
	Time Deposits	$	183,001	$	183,631	$	—	$	183,631	$	—
December 31, 2017:
Financial Assets:
	Loans, net (1)	$	448,894	$	447,468	$	—	$	—	$	447,468
	Loans held for sale		1,922		1,950		—		1,950		—
Financial Liabilities:
	Time Deposits	$	188,071	$	185,564	$	—	$	185,564	$	—
	Long-term debt		3,217		3,217		—		3,217		—
(1) Represents loans, net of unearned income and the allowance for loan losses. In accordance with the prospective adoption of ASU No. 2016-01, the fair
	value of loans as of June 30, 2018 was measured using an exit price notion. The fair value of loans as of Decmeber 31, 2017 was measured using
	an entry price notion.