XML 91 R51.htm IDEA: XBRL DOCUMENT v2.4.1.9
DERIVATIVE INSTRUMENTS (Summary of Fair Value in Balance Sheet for Derivatives Designated Hedging Instruments) (Details) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Derivative Instruments and Hedging Activities Disclosure [Line Items]    
Derivative fair value of derivative liability $ 898,000us-gaap_DerivativeFairValueOfDerivativeLiability $ 2,439,000us-gaap_DerivativeFairValueOfDerivativeLiability
Interest rate swap    
Derivative Instruments and Hedging Activities Disclosure [Line Items]    
Derivative, Notional Amount 97,500,000invest_DerivativeNotionalAmount
/ us-gaap_DerivativeByNatureAxis
= us-gaap_InterestRateSwapMember
112,500,000invest_DerivativeNotionalAmount
/ us-gaap_DerivativeByNatureAxis
= us-gaap_InterestRateSwapMember
Reduction In Notional Amount Of Interest Rate Derivatives In Next Twelve Months 11,300,000iart_ReductionInNotionalAmountOfInterestRateDerivativesInNextTwelveMonths
/ us-gaap_DerivativeByNatureAxis
= us-gaap_InterestRateSwapMember
 
Interest rate swap | Accrued expenses and other current liabilities    
Derivative Instruments and Hedging Activities Disclosure [Line Items]    
Derivative fair value of derivative liability 898,000us-gaap_DerivativeFairValueOfDerivativeLiability
/ us-gaap_BalanceSheetLocationAxis
= iart_AccruedExpensesAndOtherCurrentLiabilitiesMember
/ us-gaap_DerivativeByNatureAxis
= us-gaap_InterestRateSwapMember
1,676,000us-gaap_DerivativeFairValueOfDerivativeLiability
/ us-gaap_BalanceSheetLocationAxis
= iart_AccruedExpensesAndOtherCurrentLiabilitiesMember
/ us-gaap_DerivativeByNatureAxis
= us-gaap_InterestRateSwapMember
Interest rate swap | Other liabilities    
Derivative Instruments and Hedging Activities Disclosure [Line Items]    
Derivative fair value of derivative liability $ 0us-gaap_DerivativeFairValueOfDerivativeLiability
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherLiabilitiesMember
/ us-gaap_DerivativeByNatureAxis
= us-gaap_InterestRateSwapMember
$ 763,000us-gaap_DerivativeFairValueOfDerivativeLiability
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherLiabilitiesMember
/ us-gaap_DerivativeByNatureAxis
= us-gaap_InterestRateSwapMember