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LEASES AND RELATED PARTY LEASES - Narrative (Details) $ in Millions	3 Months Ended
	Mar. 31, 2024 USD ($) renewalOption	Mar. 31, 2023 USD ($)
Operating Leased Assets [Line Items]
Number of renewal options (or more) | renewalOption	1
Operating lease expense	$ 6.3	$ 6.0
Related Party
Operating Leased Assets [Line Items]
Operating lease expense	$ 0.3	$ 0.3
Percent of manufacturing facility owned by corporation whose shareholders are trusts whose beneficiaries include family members of company's former director	50.00%
Annual rate of lease agreement	$ 0.3
Related Party | Five Year Option Lease From November 1, 2029 Through October 31, 2034
Operating Leased Assets [Line Items]
Option to extend lease, years	5 years
Period for extended lease	November 1, 2029 through October 31, 2034
Related Party | Five Year Option Lease From November 1, 2034 Through October 31, 2039
Operating Leased Assets [Line Items]
Option to extend lease, years	5 years
Period for extended lease	November 1, 2034 through October 31, 2039

X

- Definition

Annual rate of lease agreement.

+ References

No definition available.

+ Details

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Namespace Prefix:	iart_
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Balance Type:	debit
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X

- Definition

Lessee, Operating Lease, Number Of Renewal Options

+ References

No definition available.

+ Details

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Namespace Prefix:	iart_
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Balance Type:	na
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X

- Definition

Percent Of Manufacturing Facility Owned By Corporation Whose Shareholders Are Trusts, Whose Beneficiaries Include Family Members Of Company's Former Director

+ References

No definition available.

+ Details

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X

- Definition

Description of terms and conditions of option to extend lessee's operating lease. Includes, but is not limited to, information about option recognized as part of right-of-use asset and lease liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147478964/842-20-50-3

+ Details

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

X

- Definition

Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147478964/842-20-50-3

+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	na
Period Type:	instant

X

- Definition

Amount of operating lease expense. Excludes sublease income.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 4
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479041/842-20-45-4

+ Details

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Balance Type:	debit
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

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- Details

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- Details

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X

- Details

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