Acquisitions, Joint Ventures and Investments - Consolidated Joint Ventures (Detail)	6 Months Ended
	Jun. 30, 2016
US Pony Holdings, LLC
Schedule Of Investments [Line Items]
Date of Original Formation / Investment	2015-02
Company ownership interest	75.00%
Joint Venture Partner	Anthony L&S Athletics, LLC
Iconix Europe LLC | Put / Call Options
Schedule Of Investments [Line Items]
Date of Original Formation / Investment	2009-12	[1]
Company ownership interest	51.00%	[1]
Joint Venture Partner	Global Brands Group	[1]
Buffalo Brand Joint Venture
Schedule Of Investments [Line Items]
Date of Original Formation / Investment	2013-02
Company ownership interest	51.00%
Joint Venture Partner	Buffalo International
Icon Modern Amusement, LLC
Schedule Of Investments [Line Items]
Date of Original Formation / Investment	2012-12
Company ownership interest	51.00%
Joint Venture Partner	Dirty Bird Productions
Peanuts Holdings, LLC
Schedule Of Investments [Line Items]
Date of Original Formation / Investment	2010-06
Company ownership interest	80.00%
Joint Venture Partner	Beagle Scouts LLC
Hardy Way, LLC
Schedule Of Investments [Line Items]
Date of Original Formation / Investment	2009-05
Company ownership interest	85.00%
Joint Venture Partner	Donald Edward Hardy
Iconix MENA Ltd. | Put / Call Options
Schedule Of Investments [Line Items]
Date of Original Formation / Investment	2014-12	[1],[2]
Iconix's Ownership %	50.00%	[1],[2]
Joint Venture Partner	Global Brands Group	[1],[2]
LC Partners US, LLC | Put Option
Schedule Of Investments [Line Items]
Date of Original Formation / Investment	2014-03	[1],[2]
Iconix's Ownership %	50.00%	[1],[2]
Joint Venture Partner	Rise Parnters, LLC	[1],[2]
Iconix Israel, LLC | Call Option
Schedule Of Investments [Line Items]
Date of Original Formation / Investment	2013-11	[1],[2],[3]
Iconix's Ownership %	50.00%	[1],[2],[3]
Joint Venture Partner	MGS	[1],[2],[3]
Iconix SE Asia, Ltd. | Put / Call Options
Schedule Of Investments [Line Items]
Date of Original Formation / Investment	2013-10	[1],[2]
Iconix's Ownership %	50.00%	[1],[2]
Joint Venture Partner	Global Brands Group	[1],[2]
Iconix Canada Joint Venture | Call Option
Schedule Of Investments [Line Items]
Date of Original Formation / Investment	2013-06	[1],[2]
Iconix's Ownership %	50.00%	[1],[2]
Joint Venture Partner	Buffalo International	[1],[2]
Hydraulic IP Holdings LLC
Schedule Of Investments [Line Items]
Date of Original Formation / Investment	2014-12	[2]
Iconix's Ownership %	51.00%	[2]
Joint Venture Partner	Top On International	[2]
NGX, LLC
Schedule Of Investments [Line Items]
Date of Original Formation / Investment	2014-10	[2]
Iconix's Ownership %	51.00%	[2]
Joint Venture Partner	NGO, LLC	[2]

[1] (2)Refer to the Company’s Annual Report on Form 10-K for the year ended December 31, 2015, as amended, for material terms of the put and call options associated with certain of the Company’s joint ventures. Regarding Iconix Europe LLC (Iconix Europe), pursuant to the Iconix Europe Operating Agreement, each of Global Brands Group (“GBG”) and the Company holds specified put and call rights, respectively, relating to GBG’s ownership interest in the joint venture as described below. Five-Year and Eight-Year Put/Call Options: At any time during the six month period commencing January 13, 2019, and again at any time during the six month period commencing January 13, 2022, GBG may deliver a put notice to the Company, and the Company may deliver a call notice to GBG, in each case, for the Company’s purchase of all equity in the joint venture held by GBG. In the event of the exercise of such put or call rights, the purchase price for GBG’s equity in Iconix Europe is an amount equal to (x) the Agreed Value (in the event of GBG’s put) or (y) 120% of Agreed Value (in the event of an Iconix call). The purchase price is payable in cash. Agreed Value-Five-Year Put/Call: (i) (x) percentage of Iconix Europe owned by GBG, multiplied by (y) 5.5, multiplied by (z) the greater of aggregate royalty generated by Iconix Europe for the year ended December 31, 2013 and the year ended December 31, 2018; plus (ii) percentage of Iconix Europe owned by GBG multiplied by the aggregate amount of cash in Iconix Europe which is available for distribution to the members. Agreed Value-Eight-Year Put/Call: (i) (x) percentage of Iconix Europe owned by GBG, multiplied by (y) 5.5, multiplied by (z) the greater of aggregate royalty generated by Iconix Europe for the year ended December 31, 2013 and the year ended December 31, 2021; plus (ii) percentage of Iconix Europe owned by GBG multiplied by the aggregate amount of cash in Iconix Europe which is available for distribution to the members.

[2] The Company determined, in accordance with ASC 810, based on the corporate structure, voting rights and contributions of the Company and its respective joint venture partner, the entity is a variable interest entity (VIE) and, as the Company has been determined to be the primary beneficiary, is subject to consolidation. The Company has consolidated this joint venture within its consolidated financial statements since inception. The liabilities of the VIE are not material and none of the VIE assets are encumbered by any obligation of the VIE or other entity.

[3] The call option associated with Iconix Israel expired on May 14, 2016.