Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2020

Fair Value Disclosures [Abstract]

Summary of Changes in Fair Value of Liabilities in Level 3 of Fair Value Hierarchy

Changes in the fair value of liabilities classified in Level 3 of the fair value hierarchy were as follows (in thousands):

	Viscount Earnout Consideration
Balance at December 31, 2019	$	750
Decrease in fair value of earnout liability		(261	)
Issuance of common stock in connection with earnout consideration		(489	)
Balance at December 31, 2020	$	—