Accrued Liabilities (Tables)

3 Months Ended

Mar. 31, 2023

Accrued Liabilities

Schedule of components of accrued liabilities

The components of accrued liabilities are summarized below (in thousands):

	March 31,		December 31,
	2023		2022
Accrued compensation and related charges	$	3,039	$	4,774
Preferred stock dividends payable		2,901		2,901
Advances from customers		1,115		338
Accrued product warranty		915		669
Other tax payable		774		867
Payable in connection with construction in progress		753		4,135
Accrued professional services		663		930
Accrued income taxes		447		729
Current portion of operating lease liabilities		412		485
Other personnel-related costs		291		291
Accrual for sales returns		119		112
Other accrued liabilities		1,772		1,933
	$	13,201	$	18,164