Note 6 - Investment in Affiliate (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Equity Method Investments [Table Text Block]

	Ownership %						Investment in Affiliate Balance				Loss recorded in the Consolidated Statements of Operations (b)
	As of December 31, 2022			As of December 31, 2021			As of December 31, 2022		As of December 31, 2021		For the Year Ended December 31, 2022			For the Year Ended December 31, 2021
HC Realty Series B Stock (a)		26.8	%		26.8	%	$	10,250	$	10,250	$	-		$	-
HC Realty common stock		7.1	%		7.1	%		600		1,200		(435	)		(458	)
Total		33.9	%		33.9	%	$	10,850	$	11,450	$	(435	)	$	(458	)