XML 46 R33.htm IDEA: XBRL DOCUMENT
v3.8.0.1

BASIS OF PRESENTATION - Narrative (Details) $ in Thousands | Jan. 01, 2018 USD ($)
--- | ---
New Accounting Pronouncement, Early Adoption [Line Items] |
Reclassification of stranded tax effect | $ 532
Accounting Standards Update 2018-02 | New Accounting Pronouncement, Early Adoption, Effect |
New Accounting Pronouncement, Early Adoption [Line Items] |
Reclassification of stranded tax effect | $ 500

X
- Definition Amount of increase (decrease) in accumulated other comprehensive income (AOCI) for reclassification to retained earnings of tax effect from remeasurement of deferred tax pursuant to Tax Cuts and Jobs Act of 2017. + References No definition available. + Details
Name: | iart_TaxCutsAndJobsActOf2017ReclassificationFromAOCIToRetainedEarnings
Namespace Prefix: | iart_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_NewAccountingPronouncementEarlyAdoptionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_AdjustmentsForNewAccountingPronouncementsAxis=iart_AccountingStandardsUpdate201802Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_NewAccountingPronouncementEarlyAdoptionAxis=us-gaap_NewAccountingPronouncementEarlyAdoptionEffectMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |