DETAIL OF CERTAIN BALANCE SHEET ACCOUNTS (Tables)

12 Months Ended

Dec. 31, 2022

DETAIL OF CERTAIN BALANCE SHEET ACCOUNTS

Trade receivables

	2022			2021
Amounts billed	$	9,061		$	5,810
Amounts unbilled		619			867
Retainage		93			2,688
Less: Allowance for uncollectible accounts		(2,129	)		(1,673	)
Trade receivables, net	$	7,644		$	7,692

Prepaid expenses and other current assets

	2022		2021
Prepaid expenses	$	1,397	$	917
Other receivables – employee		19		41
Other receivable		35		—
Inventory		129		—
Prepaid expenses and other current assets	$	1,580	$	958

Other current liabilities

	2022		2021
Accrual for known contingencies	$	17	$	104
Customer prepayments		17		4
Warranty reserve		511		—
Gross receipts tax payable		—		35
State income taxes payable		30		33
Unearned revenue		50		—
Insurance payable		509		491
Other current liabilities	$	1,134	$	667