Note 4 - Restructuring Activities (Tables)

9 Months Ended

Sep. 30, 2021

Notes Tables

Restructuring and Related Costs [Table Text Block]

	Three Months Ended						Nine Months Ended
	September 30,						September 30,
	2021			2020			2021			2020
Total revenues	$	2		$	6		$	17		$	11
Net loss		(47	)		(73	)		(85	)		(31	)

	As of
	September 30, 2021		December 31, 2020
Total assets	$	1,444	$	2,463
Total liabilities		290		396
Total net assets	$	1,154	$	2,067