Note 5 - Cash, Cash Equivalents and Restricted Cash (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

Schedule of Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Table Text Block]

	2021		2020
Cash and cash equivalents	$	3,254	$	4,210
Restricted cash		1,696		3,885
Total cash, cash equivalents and restricted cash	$	4,950	$	8,095