v2.4.0.8
Document and Entity Information (USD $)
12 Months Ended
Dec. 31, 2013
Mar. 13, 2014
Jun. 30, 2013
Document And Entity Information [Abstract]      
Entity Registrant Name DIGIRAD CORP    
Entity Central Index Key 0000707388    
Current Fiscal Year End Date --12-31    
Entity Filer Category Non-accelerated Filer    
Document Type 10-K    
Document Period End Date Dec. 31, 2013    
Document Fiscal Year Focus 2013    
Document Fiscal Period Focus FY    
Amendment Flag false    
Entity Common Stock, Shares Outstanding   18,504,279  
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Public Float     $ 40,509,124