Investments (Tables)

3 Months Ended

Mar. 31, 2022

Investments, Debt and Equity Securities [Abstract]

Schedule of Amortized Cost of Unrealized Gains and Losses and Fair Value of Investments

The amortized cost, including interest receivable, unrealized gains and losses and fair value of investments available-for-sale as of March 31, 2022 are as follows:

(in thousands)	Amortized Cost		Unrealized Gain		Unrealized Loss		Fair Value
Corporate bonds and notes—short-term	$	102,636	$	—	$	(451)	$	102,185
Total investments	$	102,636	$	—	$	(451)	$	102,185

The amortized cost, including interest receivable, 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