Other Accrued Liabilities (Tables)

9 Months Ended

Sep. 30, 2021

Other Accrued Liabilities [Abstract]

Other Accrued Liabilities

Other accrued liabilities consist of:

	September 30, 2021		December 31, 2020
Accrued warranty, current	$	54	$	87
Accrued compensation, including commissions and vacation		1,578		891
Accrued state sales, use and other taxes		3,152		3,105
Accrued professional fees and other accrued liabilities		764		607
Total other accrued liabilities	$	5,548	$	4,690

Accrued Warranty Costs Activity

The activity in the warranty accrual during the three and nine months ended September 30, 2021, and 2020, is summarized as follows:

	Three Months Ended, September 30,						Nine Months Ended, September 30,
	2021			2020			2021			2020
Accrual at beginning of period	$	98		$	139		$	113		$	232
Additions charged to warranty expense		11			37			52			46
Expiring warranties/claimed satisfied		(28	)		(41	)		(84	)		(143	)
Total		81			135			81			135
Less: current portion		(54	)		(107	)		(54	)		(107	)
Total long-term accrued warranty costs	$	27		$	28		$	27		$	28