v2.4.0.8
Document and Entity Information
12 Months Ended
Dec. 31, 2014
Document Information [Line Items]  
Document Type 20-F
Amendment Flag false
Document Period End Date Dec. 31, 2014
Document Fiscal Year Focus 2014
Document Fiscal Period Focus FY
Trading Symbol ICLR
Entity Registrant Name ICON PLC
Entity Central Index Key 0001060955
Current Fiscal Year End Date --12-31
Entity Well-known Seasoned Issuer Yes
Entity Current Reporting Status Yes
Entity Filer Category Large Accelerated Filer
Entity Common Stock, Shares Outstanding 60,106,780