Accounts Receivable (Tables)

12 Months Ended

Dec. 31, 2022

Accounts Receivable Net Current [Abstract]

Summary of Accounts Receivable

Accounts receivable consisted of the following as of December 31, 2021 and 2022 (in thousands):

	Year-Ended December 31,
	2021		2022
Trade accounts receivable	$	10,478	$	4,882
Allowance for doubtful accounts		—		(367	)
Accounts receivable--net	$	10,478	$	4,515