Investments (Tables)

12 Months Ended

Dec. 31, 2021

Investments, Debt and Equity Securities [Abstract]

Schedule of Amortized Cost, Unrealized Gains and Losses and Fair Value of Investments Available-for-Sale

The amortized cost, unrealized gains and losses and fair value of investments available-for-sale as of December 31, 2021 are as follows:

(in thousands)	Amortized Cost		Unrealized Gain		Unrealized Loss		Fair Value
Corporate bonds and notes—short-term	$	75,896	$	—	$	(26)	$	75,870
Corporate bonds and notes—long-term	24,047		—		(83)		23,964
Total investments	$	99,943	$	—	$	(109)	$	99,834

The amortized cost, unrealized gains and losses and fair value of investments available-for-sale as of December 31, 2020 are as follows:

(in thousands)	Amortized Cost		Unrealized Gain		Unrealized Loss		Fair Value
Corporate bonds and notes—short-term	$	38,888	$	—	$	(4)	$	38,884
Corporate bonds and notes—long-term	14,563		1		—		14,564
Total investments	$	53,451	$	1	$	(4)	$	53,448