Securities Available-for-Sale (Tables)

6 Months Ended

Jun. 30, 2020

Investments, Debt and Equity Securities [Abstract]

Unrealized Gain (Loss) on Investments [Table Text Block]

The following tables present information related to the Company’s portfolio of securities available-for-sale at June 30, 2020 and December 31, 2019.

			Gross		Gross
	Amortized		Unrealized		Unrealized			Fair
	Cost		Gains		Losses			Value
June 30, 2020	(dollars in thousands)
Securities available-for-sale
Federal agency obligations	$	44,868	$	1,827	$	(26	)	$	46,669
Residential mortgage pass-through  securities		206,186		4,424		(40	)		210,570
Commercial mortgage pass-through  securities		2,026		205		-			2,231
Obligations of U.S. states and political subdivisions		126,128		2,899		(306	)		128,721
Corporate bonds and notes		25,159		270		(594	)		24,835
Asset-backed securities		5,274		-		(208	)		5,066
Certificates of deposit		148		2		-			150
Other securities		184		-		-			184
Total securities available-for-sale	$	409,973	$	9,627	$	(1,174	)	$	418,426

			Gross		Gross
	Amortized		Unrealized		Unrealized			Fair
	Cost		Gains		Losses			Value
December 31, 2019	(dollars in thousands)
Securities available-for-sale
Federal agency obligations	$	27,667	$	612	$	(42	)	$	28,237
Residential mortgage pass-through  securities		199,611		1,528		(643	)		200,496
Commercial mortgage pass-through  securities		4,995		37		(35	)		4,997
Obligations of U.S. states and political subdivisions		134,500		2,411		(392	)		136,519
Corporate bonds and notes		28,142		285		(45	)		28,382
Asset-backed securities		5,845		-		(65	)		5,780
Certificates of deposit		148		2		-			150
Other securities		140		-		-			140
Total securities available-for-sale	$	401,048	$	4,875	$	(1,222	)	$	404,701

Investments Classified by Contractual Maturity Date [Table Text Block]

The following table presents information for investments in securities available-for-sale at June 30, 2020, based on scheduled maturities. Actual maturities can be expected to differ from scheduled maturities due to prepayment or early call options of the issuer. Securities not due at a single maturity date are shown separately.

	June 30, 2020
	Amortized		Fair
	Cost		Value
	(dollars in thousands)
Securities available-for-sale:
Due in one year or less	$	5,476	$	5,521
Due after one year through five years		23,961		23,716
Due after five years through ten years		25,669		26,255
Due after ten years		146,471		149,949
Residential mortgage pass-through securities		206,186		210,570
Commercial mortgage pass-through securities		2,026		2,231
Other securities		184		184
Total securities available-for-sale	$	409,973	$	418,426

Schedule of Realized Gain (Loss) [Table Text Block]

Gross gains and losses from the sales of securities for periods presented were as follows:

	Three Months Ended June 30,					Six Months Ended June 30,
		(dollars in thousands)
	2020		2019			2020			2019
Proceeds	$	-	$	47,664		$	19,624		$	150,332
Gross gains on sales of securities		-		263			29			400
Gross losses on sales of securities		-		(272	)		-			(401	)
Net losses on sales of securities		-		(9	)		29			(1	)
Less: tax provision on net losses		-		2			(6	)		-
Net losses on sales of securities, after tax	$	-	$	(7	)	$	23		$	(1	)

Schedule of Unrealized Loss on Investments [Table Text Block]

The following tables indicate gross unrealized losses not recognized in income and fair value, aggregated by investment category and the length of time individual securities have been in a continuous unrealized loss position at June 30, 2020 and December 31, 2019.

	June 30, 2020
	Total					Less than 12 Months					12 Months or Longer
	Fair		Unrealized			Fair		Unrealized			Fair		Unrealized
	Value		Losses			Value		Losses			Value		Losses
	(dollars in thousands)
Investment Securities
Available-for-Sale:
Federal agency obligation	$	11,366	$	(26	)	$	11,358	$	(26	)	$	8	$	-
Residential mortgage pass-through securities		10,784		(40	)		10,774		(40	)		10		-
Obligations of U.S. states and political subdivisions		28,353		(306	)		9,024		(24	)		19,329		(282	)
Corporate bonds and notes		8,374		(594	)		8,374		(594	)		-		-
Asset-backed securities		5,066		(208	)		1,902		(48	)		3,164		(160	)
Total temporarily impaired securities	$	63,943	$	(1,174	)	$	41,432	$	(732	)	$	22,511	$	(442	)

	December 31, 2019
	Total					Less than 12 Months					12 Months or Longer
	Fair		Unrealized			Fair		Unrealized			Fair		Unrealized
	Value		Losses			Value		Losses			Value		Losses
	(dollars in thousands)
Investment Securities
Available-for-Sale:
Federal agency obligation	$	6,512	$	(42	)	$	6,498	$	(42	)	$	14	$	-
Residential mortgage pass-through securities		94,980		(643	)		49,154		(179	)		45,826		(464	)
Commercial mortgage pass-through securities		2,006		(35	)		2,006		(35	)		-		-
Obligations of U.S. states and political subdivisions		34,775		(392	)		10,306		(8	)		24,469		(384	)
Corporate bonds and notes		5,437		(45	)		2,478		(23	)		2,959		(22	)
Asset-backed securities		5,718		(65	)		2,268		(22	)		3,450		(43	)
Total Temporarily Impaired Securities	$	149,428	$	(1,222	)	$	72,710	$	(309	)	$	76,718	$	(913	)