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SEGMENT AND GEOGRAPHIC INFORMATION - Narrative (Detail)
3 Months Ended
Mar. 31, 2015
Segment
Segment Reporting [Abstract]  
Number of reportable segments 3us-gaap_NumberOfReportableSegments
Specialty Surgical Solutions  
Segment Reporting Information [Line Items]  
Number of products offered 60,000iart_SegmentReportingInformationNumberofProductsOffered
/ us-gaap_StatementBusinessSegmentsAxis
= iart_SpecialtySurgicalSolutionsMember