Unaudited Condensed Consolidated Statements of Income (Loss) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Income Statement [Abstract]
Licensing revenue	$ 88,935	$ 91,612	$ 278,955	$ 299,334
Other revenue		18,680		38,690
Total Revenue	88,935	110,292	278,955	338,024
Selling, general and administrative expenses	65,760	46,878	153,626	138,497
Operating income	23,175	63,414	125,329	199,527
Other expenses (income):
Interest expense	22,253	21,130	64,950	63,533
Interest income	(721)	(605)	(2,493)	(1,688)
Other income			(48,155)	(37,893)
Foreign currency translation loss (gain)	1,243		(7,251)
Equity earnings on joint ventures	(2,300)	(4,084)	(9,120)	(12,881)
Other expenses (income) – net	20,475	16,441	(2,069)	11,071
Income before income taxes	2,700	46,973	127,398	188,456
Provision for income taxes	5,673	9,856	44,232	53,922
Net (loss) income	(2,973)	37,117	83,166	134,534
Less: Net income attributable to non-controlling interest	3,367	3,433	11,037	9,970
Net (loss) income attributable to Iconix Brand Group, Inc.	$ (6,340)	$ 33,684	$ 72,129	$ 124,564
Earnings per share:
Basic	$ (0.13)	$ 0.70	$ 1.50	$ 2.56
Diluted	$ (0.13)	$ 0.58	$ 1.43	$ 2.14
Weighted average number of common shares outstanding:
Basic	48,310	47,991	48,238	48,682
Diluted	48,310	58,457	50,486	58,306