Deferred Revenue (Tables)

9 Months Ended

Sep. 30, 2022

Deferred Revenue Disclosure [Abstract]

Summary of Changes in Deferred Revenue

The following table presents the changes in deferred revenue for the periods presented (in thousands):

	Nine Months Ended September 30,
	2022			2021
Balance at beginning of period	$	794		$	7,088
Deferral of revenue		3,058			956
Recognition of deferred revenue		(700	)		(7,062	)
Balance at end of period	$	3,152		$	982