Segment and Geographic Areas (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Segment Reporting Information [Line Items]
Net sales	$ 157,622	$ 138,944	$ 386,301	$ 350,214
Net income attributable to Inter Parfums, Inc.	16,239	14,220	29,404	28,578
Total assets	705,599		705,599		$ 687,659
Eliminations [Member]
Segment Reporting Information [Line Items]
Net sales	(34)	(30)	(113)	(121)
Total assets	(9,140)		(9,140)		(9,301)
United States [Member]
Segment Reporting Information [Line Items]
Net sales	34,251	28,770	82,197	76,123
Net income attributable to Inter Parfums, Inc.	2,850	2,537	4,804	4,886
Total assets	92,133		92,133		80,761
Europe [Member]
Segment Reporting Information [Line Items]
Net sales	123,405	110,204	304,217	274,212
Net income attributable to Inter Parfums, Inc.	13,389	$ 11,683	24,600	$ 23,692
Total assets	$ 622,606		$ 622,606		$ 616,199