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Net Income Attributable to Inter Parfums, Inc. Common Shareholders (Details Narrative) - shares
shares in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Net Income Attributable To Inter Parfums Inc. Common Shareholders [Abstract]        
Antidilutive securities excluded from computation of earnings per share, amount 180 120 180 120