Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2019

Financial Instruments [Abstract]

Cash and Available for Sale Securities Adjusted Cost, Gross Unrealized Gains, Gross Unrealized Losses, and Fair Value by Significant Investment Category

The following tables present the Company’s cash and financial assets that are measured at fair value on a recurring basis for each of the hierarchy levels (in thousands):

	December 31, 2019
		Cost		Unrealized Gains		Accrued Interest		Estimated Fair Value		Cash & Cash Equivalents		Investment Securities
Cash	$	36,593	$	-	$	-	$	36,593	$	36,593	$	-
Level 1:
Certificate of deposit		35,000		-		-		35,000		35,000		-
Money market accounts		5,381		-		-		5,381		5,381		-
Government & agency securities		2,832		2		-		2,834		-		2,834
		43,213		2		-		43,215		40,381		2,834
Level 2:
Municipal bonds		12,610		34		226		12,870		-		12,870
Total	$	92,416	$	36	$	226	$	92,678	$	76,974	$	15,704

	December 31, 2018
		Cost		Unrealized Losses		Accrued Interest		Estimated Fair Value		Cash & Cash Equivalents		Investment Securities
Cash	$	35,436	$	-	$	-	$	35,436	$	35,436	$	-
Level 1:
Certificate of deposit		40,000		-		-		40,000		40,000		-
Money market accounts		5,928		-		-		5,928		5,928		-
Government & agency securities		2,835		(72)		-		2,763		-		2,763
		48,763		(72)		-		48,691		45,928		2,763
Level 2:
Municipal bonds		16,791		(164)		280		16,907		-		16,907
Total	$	100,990	$	(236)	$	280	$	101,034	$	81,364	$	19,670