Operating Segments (Tables)

12 Months Ended

Dec. 31, 2019

Segment Reporting [Abstract]

Active Partner Companies by Segment

Certain of the Company’s ownership interests as of December 31, 2019 and 2018 included the following:

	Safeguard Primary Ownership as of December 31,
Company Name	2019	2018	Accounting Method
Aktana, Inc.	17.8%	18.9%	Equity
Clutch Holdings, Inc.	41.2%	41.2%	Equity
Flashtalking, Inc.*	10.1%	10.1%	Other
InfoBionic, Inc.	25.2%	25.4%	Equity
Lumesis, Inc.	43.5%	43.7%	Equity
MediaMath, Inc. **	13.3%	13.4%	Other
meQuilibrium	32.7%	33.1%	Equity
Moxe Health Corporation	29.9%	32.4%	Equity
Prognos Health Inc.	28.7%	28.7%	Equity
QuanticMind, Inc.	24.2%	24.2%	Equity
Sonobi, Inc.	21.6%	21.6%	Equity
Syapse, Inc.	20.0%	20.0%	Equity
T-REX Group, Inc.	13.7%	21.1%	Other
Trice Medical, Inc.	16.6%	17.4%	Equity
WebLinc, Inc.	38.5%	38.5%	Equity
Zipnosis, Inc	37.7%	34.7%	Equity