MARKETABLE SECURITIES (Tables)

6 Months Ended

Jun. 30, 2019

Investments Debt And Equity Securities [Abstract]

Schedule of Amortized Cost and Fair Value of Available for Sale and Held to Maturity Securities

The following tables summarize the amortized cost and fair value of securities available for sale and securities held to maturity as of June 30, 2019 and December 31, 2018 and the corresponding amounts of gross unrealized gains and losses:

June 30, 2019	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Estimated Fair Value
Available for sale:
Corporate bonds	$	19,705	$	387	$	—	$	20,092
Municipal securities		15,706		426		—		16,132
Mortgage-backed securities		91,782		595		1,098		91,279
Collateralized mortgage obligations		100,007		1,241		37		101,211
Total available for sale	$	227,200	$	2,649	$	1,135	$	228,714
Held to maturity:
Municipal securities	$	139,840	$	4,022	$	45	$	143,817
Mortgage-backed securities		15,832		163		187		15,808
Collateralized mortgage obligations		3,243		104		—		3,347
Total held to maturity	$	158,915	$	4,289	$	232	$	162,972

December 31, 2018	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Estimated Fair Value
Available for sale:
Corporate bonds	$	19,743	$	—	$	789	$	18,954
Municipal securities		15,778		75		260		15,593
Mortgage-backed securities		93,083		52		3,676		89,459
Collateralized mortgage obligations		111,341		—		2,372		108,969
Total available for sale	$	239,945	$	127	$	7,097	$	232,975
Held to maturity:
Municipal securities	$	141,942	$	1,156	$	1,094	$	142,004
Mortgage-backed securities		17,163		54		500		16,717
Collateralized mortgage obligations		4,059		48		28		4,079
Total held to maturity	$	163,164	$	1,258	$	1,622	$	162,800

Schedule of Securities with Gross Unrealized Losses

Information pertaining to securities with gross unrealized losses as of June 30, 2019 and December 31, 2018 aggregated by investment category and length of time that individual securities have been in a continuous unrealized loss position is detailed in the following tables:

	Less Than 12 Months					12 Months or Longer					Total
June 30, 2019	Gross Unrealized Losses			Estimated Fair Value		Gross Unrealized Losses			Estimated Fair Value		Gross Unrealized Losses			Estimated Fair Value
Available for sale:
Corporate bonds	$	—		$	—	$	—		$	—	$	—		$	—
Municipal securities		—			—		—			—		—			—
Mortgage-backed securities		—			—		(1,098	)		69,896		(1,098	)		69,896
Collateralized mortgage obligations		—			—		(37	)		3,314		(37	)		3,314
Total available for sale	$	—		$	—	$	(1,135	)	$	73,210	$	(1,135	)	$	73,210
Held to maturity:
Municipal securities	$	(2	)	$	920	$	(43	)	$	11,572	$	(45	)	$	12,492
Mortgage-backed securities		—			—		(187	)		11,742		(187	)		11,742
Collateralized mortgage obligations		—			—		—			—		—			—
Total held to maturity	$	(2	)	$	920	$	(230	)	$	23,314	$	(232	)	$	24,234

	Less Than 12 Months					12 Months or Longer					Total
December 31, 2018	Gross Unrealized Losses			Estimated Fair Value		Gross Unrealized Losses			Estimated Fair Value		Gross Unrealized Losses			Estimated Fair Value
Available for sale:
Corporate bonds	$	(453	)	$	11,236	$	(336	)	$	7,718	$	(789	)	$	18,954
Municipal securities		(17	)		2,219		(243	)		7,407		(260	)		9,626
Mortgage-backed securities		(89	)		7,173		(3,587	)		76,717		(3,676	)		83,890
Collateralized mortgage obligations		(79	)		9,232		(2,293	)		99,390		(2,372	)		108,622
Total available for sale	$	(638	)	$	29,860	$	(6,459	)	$	191,232	$	(7,097	)	$	221,092
Held to maturity:
Municipal securities	$	(512	)	$	55,793	$	(582	)	$	26,511	$	(1,094	)	$	82,304
Mortgage-backed securities		(21	)		1,478		(479	)		12,317		(500	)		13,795
Collateralized mortgage obligations		(28	)		2,171		—			—		(28	)		2,171
Total held to maturity	$	(561	)	$	59,442	$	(1,061	)	$	38,828	$	(1,622	)	$	98,270

Schedule of Proceeds from Sales of Securities

The proceeds from sales of available for sale securities and the associated gains and losses are listed below for the:

	Three Months Ended June 30,						Six Months Ended June 30,
	2019			2018			2019			2018
Proceeds from sales	$	3,957		$	9,457		$	3,957		$	9,457
Gross gains		—			—			—			—
Gross losses		(22	)		(51	)		(22	)		(51	)

Investments Classified by Contractual Maturity Date

The contractual maturities at June 30, 2019 of available for sale and held to maturity securities at carrying value and estimated fair value are shown below.  The Company invests in mortgage-backed securities and collateralized mortgage obligations that have expected maturities that differ from their contractual maturities.  These differences arise because borrowers and/or issuers may have the right to call or prepay their obligation with or without call or prepayment penalties.

	Available for Sale				Held to Maturity
June 30, 2019	Amortized Cost		Estimated Fair Value		Amortized Cost		Estimated Fair Value
Due within one year	$	1,030	$	1,035	$	984	$	990
Due after one year through five years		11,060		11,222		28,359		29,166
Due after five years through ten years		15,717		16,262		34,497		35,860
Due after ten years		7,604		7,705		76,000		77,801
Mortgage-backed securities		91,782		91,279		15,832		15,808
Collateralized mortgage obligations		100,007		101,211		3,243		3,347
Total Securities		227,200		228,714		158,915		162,972