Investments

3 Months Ended

Mar. 31, 2022

Investments, Debt and Equity Securities [Abstract]

Investments

4. Investments

Cash in excess of the Company’s immediate requirements is invested in accordance with the Company’s investment policy that primarily seeks to maintain adequate liquidity and preserve capital.

A summary of the Company’s available-for-sale classified investments as of December 31, 2021 and March 31, 2022 consisted of the following (in thousands):

	At December 31, 2021
Investments - Current:	Cost Basis		Accumulated Unrealized Gains		Accumulated Unrealized Losses			Fair Value
Corporate debt securities	$	1,011	$	-	$	(1	)	$	1,010
Total	$	1,011	$	-	$	(1	)	$	1,010

	At March 31, 2022
Investments - Current:	Cost Basis		Accumulated Unrealized Gains		Accumulated Unrealized Losses			Fair Value
United States Treasury securities	$	8,987	$	-	$	(1	)	$	8,986
Corporate debt securities		2,813		-		(3	)		2,810
Commercial paper		1,992		-		-			1,992
Total	$	13,792	$	-	$	(4	)	$	13,788

The amortized cost and fair value of the Company’s available-for-sale investments, by contract maturity, as of March 31, 2022 consisted of the following (in thousands):

	Amortized Cost		Fair Value
Due in one year or less	$	13,792	$	13,788
Total	$	13,792	$	13,788