Note 2 - Ownership Interests and Advances - Schedule of Ownership Interests (Details)	Mar. 31, 2023
Aktana, Inc. [Member]
Ownership Interest	13.60%
Clutch Holdings [Member]
Ownership Interest	41.70%
InfoBionic, Inc. [Member]
Ownership Interest	25.20%
meQuilibrium [Member]
Ownership Interest	31.30%
Moxe Health Corporation [Member]
Ownership Interest	19.30%
Prognos Health, Inc. [Member]
Ownership Interest	28.40%
Syapse, Inc. [Member]
Ownership Interest	11.00%
Trice Medical, Inc. [Member]
Ownership Interest	11.60%