Note 9 - Segments - Segments (Details) - USD ($)	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Revenue	$ 314,568	$ 280,317
Net loss	(3,370,715)	(3,888,713)
Assets	40,058,768		$ 43,771,271
Corporate, Non-Segment [Member]
Revenue	402	0
Net loss	(1,604,772)	(2,268,950)
Assets	25,320,204		(28,536,489)
Helomics Segment [Member] | Operating Segments [Member]
Revenue	3,638	1,989
Net loss	(1,039,727)	(1,227,676)
Assets	1,382,242		1,802,792
zPREDICTA [Member] | Operating Segments [Member]
Revenue	18,342	0
Net loss	(274,786)	0
Assets	10,691,386		10,782,568
Soluble [Member] | Operating Segments [Member]
Revenue	12,916	14,075
Net loss	(402,828)	(249,529)
Assets	1,584,402		1,742,445
Skyline [Member] | Operating Segments [Member]
Revenue	279,270	264,253
Net loss	(48,602)	$ (142,558)
Assets	$ 1,080,534		$ 906,977