Quarterly report pursuant to Section 13 or 15(d)

Note 4 - Revenue From Contracts With Customers - Disaggregation of Revenue (Details)

v3.8.0.1
Note 4 - Revenue From Contracts With Customers - Disaggregation of Revenue (Details) - USD ($)
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Revenue from contract with customer $ 16,000  
Royalty [Member]    
Revenue from contract with customer 795
Royalty [Member] | Diagnostics Segment [Member]    
Revenue from contract with customer 795  
Royalty [Member] | Therapeutics Segment [Member]    
Revenue from contract with customer  
Product and Service, Other [Member]    
Revenue from contract with customer 15,037  
Product and Service, Other [Member] | Diagnostics Segment [Member]    
Revenue from contract with customer 15,037  
Product and Service, Other [Member] | Therapeutics Segment [Member]    
Revenue from contract with customer  
Europe [Member] | Royalty [Member]    
Revenue from contract with customer 795  
Europe [Member] | Royalty [Member] | Diagnostics Segment [Member]    
Revenue from contract with customer 795  
Europe [Member] | Royalty [Member] | Therapeutics Segment [Member]    
Revenue from contract with customer  
INDIA | Royalty [Member]    
Revenue from contract with customer  
INDIA | Royalty [Member] | Diagnostics Segment [Member]    
Revenue from contract with customer  
INDIA | Royalty [Member] | Therapeutics Segment [Member]    
Revenue from contract with customer  
CHINA | Royalty [Member]    
Revenue from contract with customer  
CHINA | Royalty [Member] | Diagnostics Segment [Member]    
Revenue from contract with customer  
CHINA | Royalty [Member] | Therapeutics Segment [Member]    
Revenue from contract with customer