Note 2 - Ownership Interests and Advances (Tables)

3 Months Ended

Mar. 31, 2023

Notes Tables

Schedule of Investments in and Advances to Affiliates, Schedule of Investments [Table Text Block]

	March 31, 2023		December 31, 2022
	(Unaudited - In thousands)
Equity Method:
Companies	$	7,083	$	8,749
Private equity funds		97		97
		7,180		8,846
Other Method:
Companies, fair value		-		860
Companies, fair value measurement alternative		1,067		1,067
Private equity funds, fair value measurement alternative		250		250
		1,317		2,177
Advances to companies		3,494		4,382
	$	11,991	$	15,405

Schedule of Other Ownership Interests [Table Text Block]

Company Name	Safeguard Primary Ownership as of March 31, 2023	Accounting Method
Aktana, Inc.	13.6%	Equity
Clutch Holdings, Inc.	41.7%	Equity
InfoBionic, Inc.	25.2%	Equity
meQuilibrium	31.3%	Equity
Moxe Health Corporation	19.3%	Equity
Prognos Health Inc.	28.4%	Equity
Syapse, Inc.	11.0%	Equity
Trice Medical, Inc.	11.6%	Equity

Equity Method Investments [Table Text Block]

	Three Months Ended March 31,
	2023			2022
	(Unaudited - In thousands)
Results of Operations:
Revenue	$	33,393		$	38,811
Gross profit	$	21,842		$	24,920
Net loss	$	(22,829	)	$	(30,862	)