Note I - Prepaid Expenses and Other Current Assets (Tables)

3 Months Ended

Jun. 30, 2019

Notes Tables

Schedule of Other Current Assets [Table Text Block]

	June 30 ,		March 31,
	201 9		2019
Income taxes	$	-	$	106
Insurance		210		244
Other		563		657
Total prepaid expenses and other current assets	$	773	$	1,007