Recent Agreements (Details)	3 Months Ended
Mar. 31, 2020
S.T. Dupont [Member]
Recent Agreements (Details) [Line Items]
License agreements, description	Our initial 11-year license agreement with S.T. Dupont was signed in June 1997, and had previously been extended through December 31, 2019. The agreement will be extended annually in September of each year upon mutual consent.

This element represents a description of the license agreement.

No definition available.

Name:	ipar_LicenseAgreementDescription
Namespace Prefix:	ipar_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration