Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2019

Fair Value Measurements

Schedule of fair value of the financial instruments

	Level 1		Level 2		Level 3		Total
December 31, 2019
Corporate bonds and notes	$	—	$	1,832	$	—	$	1,832
Municipal bonds		—		2,711		—		2,711
Total	$	—	$	4,543	$	—	$	4,543
December 31, 2018
Corporate bonds and notes	$	—	$	2,881	$	—	$	2,881
Municipal bonds		—		1,834		—		1,834
Total	$	—	$	4,715	$	—	$	4,715