Schedule II - Valuation and Qualifying Accounts (Tables)

12 Months Ended

Mar. 31, 2023

Notes Tables

Schedule of Valuation and Qualifying Accounts [Table Text Block]

	Balance at		Charged/			Charged to		Deductions				Balance
	beginning		(credited)			other		from				at end
	of period		to income			accounts		reserve				of period
Year-ended March 31, 2023:
Allowance for doubtful accounts	$	54	$	(20	)	$	-	$	-		(a)	$	34
Income tax valuation allowance	$	3,931	$	1,064		$	-	$	-			$	4,995
Year-ended March 31, 2022:
Allowance for doubtful accounts	$	339	$	(291	)	$	-	$	(6	)	(a)	$	54
Income tax valuation allowance	$	4,674	$	(743	)	$	-	$	-			$	3,931
Year-ended March 31, 2021:
Allowance for doubtful accounts	$	1,598	$	(1,304)		$	-	$	(45)		(a)	$	339
Income tax valuation allowance	$	4,473	$	201		$	-	$	-			$	4,674