Investment Securities (Tables)

6 Months Ended

Jun. 30, 2018

Investments Schedule [Abstract]

Summary of Fixed Maturity Securities Available for Sale

Fixed maturity securities available for sale at June 30, 2018 consisted of the following:

(Dollars in thousands)	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
Mortgage-backed securities, principally obligations of US federal agencies	$	35,924	$	14	$	(1,025	)	$	34,913
State and municipalities		10,128		3		(327	)		9,804
Total	$	46,052	$	17	$	(1,352	)	$	44,717

Summary of Amortized Cost and Estimated Market Value of Investment Securities by Contractual Maturity

The amortized cost and estimated market value of investment securities as of June 30, 2018 by contractual maturity are shown below. Actual maturities will differ from contractual maturities because borrowers may have the right to call or prepay obligations with or without call or prepayment penalties.

(Dollars in thousands)	Amortized Cost		Fair Value
Due in one year or less	$	3	$	3
Due after one year through five years		7,802		7,597
Due after five years through ten years		14,272		13,830
Due after ten years		23,975		23,287
Total	$	46,052	$	44,717

Summary of Securities with Gross Unrealized Losses

Information pertaining to securities with gross unrealized losses at June 30, 2018, aggregated by investment category and length of time that individual securities have been in a continuous loss position follows.

	Less than Twelve Months					Twelve Months and Over
(Dollars in thousands)	Gross Unrealized Losses			Fair Value		Gross Unrealized Losses			Fair Value
Mortgage-backed securities, principally obligations of US federal agencies	$	(523	)	$	20,798	$	(502	)	$	11,975
State and municipalities		(164	)		6,121		(163	)		3,506
Total	$	(687	)	$	26,919	$	(665	)	$	15,481