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Share-Based Payments (Details) - USD ($)	3 Months Ended
Share-Based Payments (Details) - USD ($)	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Payment Arrangement, Expense	$ 730,000	$ 120,000
Allocated share-based compensation expense, effect on net income attributable to parent	$ 490,000	$ 180,000
Weighted average remaining contractual life of options exercisable	3 years 2 months 8 days
Weighted average remaining contractual life of options outstanding, options exercisable	2 years 5 months 26 days
Aggregate intrinsic value of options outstanding	$ 11,500,000
Aggregate intrinsic value of exercisable options	8,300,000
Unrecognized compensation cost related to stock options	$ 4,100,000
Weighted average grant date fair value (in Dollars per share)	$ 11.35
Covid 19, description		due to the potential impact on future net sales and operating results resulting from the COVID-19 pandemic, the estimated number of shares to be distributed, after forfeited shares, was reduced from 142,571 to 82,162. As the Company had already purchased shares in contemplation of the higher anticipated distribution, shares purchased in excess of the reduced anticipated distribution were transferred to treasury shares at Interparfums SA level.
Interparfums SA Subsidiary [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Ownership percentage in Interparfums SA			73.00%
Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted average grant date fair value (in Dollars per share)	$ 11.35	$ 12.16
Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Fair value of shares vested	$ 90,000.00	$ 80,000.00
Minimum [Member] \| Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, award vesting period	4 years
Maximum [Member] \| Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, award vesting period	5 years
Interparfums SA Subsidiary [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Adjusted for stock splits (in Shares)	158,707
Original cost of grant	$ 4,400,000
Modification resulted revised cost	$ 4.6
Revaluation resulted in reduction of cost, description	The original cost of the grant was approximately $4.4 million, and the March 2020 revaluation resulted in a reduction of the cost, to approximately $2.5 million.
Employees [Member] \| Interparfums SA Subsidiary [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Adjusted for stock splits (in Shares)			26,600
Officers And Managers [Member] \| Interparfums SA Subsidiary [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Adjusted for stock splits (in Shares)			133,000