Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2022

Accrued Liabilities, Current [Abstract]

Summary of Accrued Liabilities

Accrued liabilities were comprised of the following (in thousands):

	As of December 31,
	2022		2021
Payroll-related	$	2,796	$	2,818
Property, plant, and equipment		1,966		1,446
Deferred revenue		198		200
Other		1,243		1,031
Total current accrued liabilities	$	6,203	$	5,495