Acquisition of Brands (Detail)	12 Months Ended
	Dec. 31, 2015
Lee Cooper
Business Acquisition [Line Items]
Date Acquired	2013-02
Brand	Lee Cooper
Strawberry Shortcake
Business Acquisition [Line Items]
Date Acquired	2015-03
Brand	Strawberry Shortcake
Alberta ULC
Business Acquisition [Line Items]
Date Acquired	2013-02
Brand	Buffalo
Iconix’s Investment	51.00%
NGX LLC
Business Acquisition [Line Items]
Date Acquired	2014-11
Brand	Nick Graham
Iconix’s Investment	51.00%
Hydraulic IP Holdings
Business Acquisition [Line Items]
Date Acquired	2014-12
Brand	Hydraulic
Iconix’s Investment	51.00%
US PONY Holdings, LLC
Business Acquisition [Line Items]
Date Acquired	2015-02
Brand	PONY
Iconix’s Investment	75.00%