Recent Agreements (Details)	9 Months Ended
	Sep. 30, 2020
Business Acquisition [Line Items]
License agreements, description	the Company, through its 73% owned French subsidiary, Interparfums SA, and Divabox SAS (“Divabox”), owner of the Origines-parfums e-commerce platform for beauty products, signed a strategic agreement and equity investment pursuant to which we acquired 25% of Divabox capital for $14 million, through a capital increase. The difference between the purchase price and the fair value of net assets acquired of $8.8 million has been allocated to goodwill, pending final purchase price allocation. The investment is being accounted for under the equity method and is included in other assets on the accompanying balance sheet as of September 30, 2020. In connection with the acquisition, the Company entered into a $13.4 million, three-year term loan payable in three equal annual installments bearing interest at 0.85% above the EURIBOR 3-month rate.
Moncler [Member]
Business Acquisition [Line Items]
License agreements, description	the Company entered into an exclusive, 5-year worldwide license agreement with a potential 5-year extension with Moncler for the creation, development and distribution of fragrances under the Moncler brand.
S.T. Dupont [Member]
Business Acquisition [Line Items]
License agreements, description	we renewed our license agreement with S.T. Dupont for the creation, development and distribution of fragrance products through December 31, 2020, without any material changes in terms and conditions. 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.