Annual report pursuant to Section 13 and 15(d)

Note 3 - PF Medical (Details Textual)

v3.3.1.900
Note 3 - PF Medical (Details Textual) - USD ($)
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Jul. 24, 2015
Aug. 31, 2014
Private Placement [Member] | Series E Common Stock [Member] | PF Medical SA [Member]        
Common Stock, Value, Subscriptions       $ 2,357,000
Common Stock, Shares Unpaid       250,000
Digirad Agreements [Member] | Restricted Series F Stock [Member] | PF Medical SA [Member]        
Share Purchase Agreement, Number of Shares     71,429  
Share Purchase Agreement, Aggregate Purchase Price     $ 1,000,000  
Share Purchase Agreement, Shares Issued Percentage of Outstanding Shares     5.40%  
Series E Common Stock [Member] | PF Medical SA [Member]        
Common Stock, Shares Unpaid 86,585      
Payments of Stock Issuance Costs $ 242,000      
Stock Issued During Period, Shares, New Issues 250,000      
PF Medical SA [Member]        
Cash Received from Capital Transaction $ 67,000 $ 1,478,000    
Amount Held in Escrow Account [Member]        
Restricted Cash and Cash Equivalents 67,000      
Professional Fees $ 29,000 $ 242,000    
Share Purchase Agreement, Company Ownership Percentage Prior to Share Issuance     64.00%  
Share Purchase Agreement, Company Ownership Percentage Post Share Issuance     60.50%