Note 3 - Prepaid Expenses and Other Current Assets (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

Schedule of Prepaid Expense and Other Current Assets [Table Text Block]

	December 31,		December 31,
	2021		2020
Prepaid subscriptions	$	85	$	29
Prepaid insurance		272		314
Prepaid marketing and sponsorships		60		60
Other		418		267
Total prepaid expenses and other current assets	$	835	$	670