XML 66 R56.htm IDEA: XBRL DOCUMENT
v3.22.1

DERIVATIVE INSTRUMENTS - Schedule of Cross Currency Swap Derivatives (Details) | Mar. 31, 2022 USD ($) | Mar. 31, 2022 CHF (SFr) | Dec. 31, 2021 USD ($) | Dec. 31, 2021 CHF (SFr) | Oct. 04, 2021 USD ($) | Jun. 30, 2021 USD ($) | Dec. 21, 2020 USD ($) | Dec. 21, 2020 CHF (SFr) | Oct. 02, 2017 USD ($) | Oct. 02, 2017 CHF (SFr)
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Cross-currency swap |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Aggregate Notional Amount |  |  |  |  |  | $ 7,300,000 | $ 471,600,000 | SFr 420,100,000 |  |
Codman | Cross-currency swap | Long |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Aggregate Notional Amount | SFr |  |  |  |  |  |  |  |  |  | SFr 291,200,000
Codman | Cross-currency swap | Short |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Aggregate Notional Amount |  |  |  |  |  |  |  |  | $ 300,000,000 |
Cash Flow Hedges | Designated as Hedging Instrument |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Fair Value Asset (Liability) | $ 2,932,000 |  | $ (43,957,000) |  |  |  |  |  |  |
Cash Flow Hedges | Designated as Hedging Instrument | Cross-currency swap |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Aggregate Notional Amount |  |  |  |  | $ 50,000,000 |  |  |  |  |
Cash Flow Hedges | Designated as Hedging Instrument | Codman | Cross-currency swap |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Fair Value Asset (Liability) | (9,775,000) |  | (8,242,000) |  |  |  |  |  |  |
Cash Flow Hedges | Designated as Hedging Instrument | Codman | Cross Currency Interest Rate Swap One |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Fair Value Asset (Liability) | $ (7,354,000) |  | (8,283,000) |  |  |  |  |  |  |
Cash Flow Hedges | Designated as Hedging Instrument | Codman | Cross Currency Interest Rate Swap One | Long |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Fixed Rate | 1.95% | 1.95% |  |  |  |  |  |  |  |
Aggregate Notional Amount | SFr |  | SFr 145,598,000 |  | SFr 145,598,000 |  |  |  |  |  |
Cash Flow Hedges | Designated as Hedging Instrument | Codman | Cross Currency Interest Rate Swap One | Short |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Fixed Rate | 4.52% | 4.52% |  |  |  |  |  |  |  |
Aggregate Notional Amount | $ 150,000,000 |  | 150,000,000 |  |  |  |  |  |  |
Cash Flow Hedges | Designated as Hedging Instrument | Codman | Cross Currency Interest Rate Swap Two |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Fair Value Asset (Liability) | $ (2,421,000) |  | 41,000 |  |  |  |  |  |  |
Cash Flow Hedges | Designated as Hedging Instrument | Codman | Cross Currency Interest Rate Swap Two | Long |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Fixed Rate | 3.00% | 3.00% |  |  |  |  |  |  |  |
Aggregate Notional Amount | SFr |  | SFr 391,387,000 |  | SFr 397,137,000 |  |  |  |  |  |
Cash Flow Hedges | Designated as Hedging Instrument | Codman | Cross Currency Interest Rate Swap Two | Short |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Fixed Rate | 3.98% | 3.98% |  |  |  |  |  |  |  |
Aggregate Notional Amount | $ 439,366,000 |  | $ 445,821,000 |  |  |  |  |  |  |

X
- Definition Fair value of the assets less the liabilities of a derivative or group of derivatives. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=123594938&loc=d3e13433-108611 + Details
Name: | us-gaap_DerivativeFairValueOfDerivativeNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fixed interest rate related to the interest rate derivative. + References No definition available. + Details
Name: | us-gaap_DerivativeFixedInterestRate
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

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_DerivativeLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Nominal or face amount used to calculate payment on derivative. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5580258-113959 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959 + Details
Name: | us-gaap_DerivativeNotionalAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_CrossCurrencyInterestRateContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=iart_CodmanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PositionAxis=us-gaap_LongMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PositionAxis=us-gaap_ShortMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis=us-gaap_CashFlowHedgingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_HedgingDesignationAxis=us-gaap_DesignatedAsHedgingInstrumentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=iart_CrossCurrencyInterestRateContractOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=iart_CrossCurrencyInterestRateContractTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |