MARKETABLE SECURITIES (Tables)

12 Months Ended

Dec. 31, 2021

Investments, Debt and Equity Securities [Abstract]

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

The following tables summarize the amortized cost and fair value of available for sale and held to maturity securities as of December 31, 2021 and securities available for sale as of December 31, 2020 and the corresponding amounts of gross unrealized gains and losses:

December 31, 2021	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Estimated Fair Value
Available for sale:
U.S. government agencies	$	10,013	$	—	$	42	$	9,971
Corporate bonds		35,080		940		85		35,935
Mortgage-backed securities		221,610		1,477		1,779		221,308
Collateralized mortgage obligations		74,925		971		904		74,992
Total available for sale	$	341,628	$	3,388	$	2,810	$	342,206
Held to maturity:
Municipal securities	$	181,310	$	8,364	$	118	$	189,556
Mortgage-backed securities		2,953		—		37		2,916
Total held to maturity	$	184,263	$	8,364	$	155	$	192,472

December 31, 2020	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Estimated Fair Value
Available for sale:
Corporate bonds	$	29,608	$	1,382	$	8	$	30,982
Municipal securities		164,668		11,036		—		175,704
Mortgage-backed securities		104,210		3,041		87		107,164
Collateralized mortgage obligations		64,611		2,335		1		66,945
Total available for sale	$	363,097	$	17,794	$	96	$	380,795

Schedule of Securities with Gross Unrealized Losses

Information pertaining to securities with gross unrealized losses as of December 31, 2021 and 2020, for which no allowance for credit losses has been recorded, 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
December 31, 2021	Gross Unrealized Losses			Estimated Fair Value		Gross Unrealized Losses			Estimated Fair Value		Gross Unrealized Losses			Estimated Fair Value
Available for sale:
U.S. government agencies	$	(42	)	$	9,971	$	—		$	—	$	(42	)	$	9,971
Corporate bonds		(85	)		11,418		—			—		(85	)		11,418
Mortgage-backed securities		(1,383	)		144,367		(396	)		11,317		(1,779	)		155,684
Collateralized mortgage obligations		(904	)		40,172		—			—		(904	)		40,172
Total available for sale	$	(2,414	)	$	205,928	$	(396	)	$	11,317	$	(2,810	)	$	217,245
Held to maturity:
Municipal securities	$	(37	)	$	7,772	$	(81	)	$	2,996	$	(118	)	$	10,768
Mortgage-backed securities		(37	)		2,916		—			—		(37	)		2,916
Total held to maturity	$	(74	)	$	10,688	$	(81	)	$	2,996	$	(155	)	$	13,684

	Less Than 12 Months					12 Months or Longer					Total
December 31, 2020	Gross Unrealized Losses			Estimated Fair Value		Gross Unrealized Losses			Estimated Fair Value		Gross Unrealized Losses			Estimated Fair Value
Available for sale:
Corporate bonds	$	(8	)	$	2,493	$	—		$	—	$	(8	)	$	2,493
Mortgage-backed securities		(87	)		25,775		—			—		(87	)		25,775
Collateralized mortgage obligations		—			—		(1	)		106		(1	)		106
Total available for sale	$	(95	)	$	28,268	$	(1	)	$	106	$	(96	)	$	28,374

Investments Classified by Contractual Maturity Date

The contractual maturities at December 31, 2021 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
December 31, 2021	Amortized Cost		Estimated Fair Value		Amortized Cost		Estimated Fair Value
Due within one year	$	—	$	—	$	13,471	$	13,578
Due after one year through five years		14,633		15,223		57,858		60,065
Due after five years through ten years		30,460		30,683		44,342		46,491
Due after ten years		—		—		65,639		69,422
Mortgage-backed securities		221,610		221,308		2,953		2,916
Collateralized mortgage obligations		74,925		74,992		—		—
Total securities	$	341,628	$	342,206	$	184,263	$	192,472