Available-for-Sale-Securities (Tables)

12 Months Ended

Dec. 31, 2020

Investments, Debt and Equity Securities [Abstract]

Schedule of Available-for-Sale Securities Reconciliation

The following table is a summary of available-for-sale securities recorded in cash and cash equivalents in the Company's Consolidated Balance Sheets (in thousands):


	December 31, 2020								December 31, 2019
	Cost		Gross Unrealized Gains		Gross Unrealized Losses		Estimated Fair Value		Cost		Gross Unrealized Gains		Gross Unrealized Losses		Estimated Fair Value
Corporate debt securities	$	8,406	$	—	$	(7)	$	8,399	$	11,673	$	3	$	(1)	$	11,675
Money market funds	7,591		—				7,591		11,093						11,093
Municipal debt securities	$	14,753	—		$	(6)	14,747		$	—	—		$	—	—

Total	$	30,750	$	—	$	(13)	$	30,737	$	22,766	$	3	$	(1)	$	22,768

Schedule of Marketable Securities

Estimated fair values of available-for-sale securities are generally based on prices obtained from commercial pricing services. The following table summarizes the classification of the available-for-sale debt securities on the Company's Consolidated Balance Sheets (in thousands):


	December 31, 2020		December 31, 2019
Cash and cash equivalents	$	12,676	$	11,643
Marketable securities	18,061		11,125
Total	$	30,737	$	22,768

Schedule of Available-for-Sale Securities by Contractual Maturity

The following table summarizes the Company's portfolio of available-for-sale securities by contractual maturity (in thousands):


	December 31, 2020				December 31, 2019
	Amortized Cost		Estimated Fair Value		Amortized Cost		Estimated Fair Value
Less than one year	$	30,750	$	30,737	$	22,766	$	22,768
Greater than one year	—		—		—		—
Total	$	30,750	$	30,737	$	22,766	$	22,768