Related Party Transactions - Summary of Royalty Revenue Recognized (Detail) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Related Party Transaction [Line Items]
Royalty revenue		$ 6,541	$ 7,284	$ 18,580	$ 22,600
Global Brands Group Asia Limited
Related Party Transaction [Line Items]
Royalty revenue	[1]	922	1,450	2,640	4,073
Buffalo International ULC
Related Party Transaction [Line Items]
Royalty revenue		3,000	3,651	10,258	8,474
Rise Partners, LLC / Top On International Group Limited
Related Party Transaction [Line Items]
Royalty revenue		1,150	524	1,650	4,967
M.G.S. Sports Trading Limited
Related Party Transaction [Line Items]
Royalty revenue		152	163	449	439
Pac Brands USA, Inc.
Related Party Transaction [Line Items]
Royalty revenue		90	81	313	392
NGO, LLC
Related Party Transaction [Line Items]
Royalty revenue		294	202	888	605
Albion Equity Partners LLC / GL Damek
Related Party Transaction [Line Items]
Royalty revenue		641	568	1,487	1,895
Anthony L&S
Related Party Transaction [Line Items]
Royalty revenue			545		1,455
Roc Nation
Related Party Transaction [Line Items]
Royalty revenue			$ 100		$ 300
MHMC
Related Party Transaction [Line Items]
Royalty revenue	[2]	$ 292		$ 895

[1] Global Brands Group Asia Limited also serves as agent to Peanuts Worldwide in respect of the Greater China Territory for Peanuts brands. For the Current Quarter and Prior Year Quarter, Global Brands Group Asia Limited earned fees of approximately $1.0 million and $0.6 million, respectively, in its capacity as agent to Peanuts Worldwide. For the Current Nine Months and Prior Year Nine Months, Global Brands Group Asia limited earned fees of approximately $2.4 million and $2.1 million, respectively, in its capacity as agent to Peanuts Worldwide. MHMC became a related party to the Company in July 2016 upon consummation of an agreement between a Company subsidiary and MHMC to sell to MHMC up to an aggregate 50% ownership interest in Umbro China. Refer to Note 3 for further details.

[2] MHMC became a related party to the Company in July 2016 upon consummation of an agreement between a Company subsidiary and MHMC to sell to MHMC up to an aggregate 50% ownership interest in Umbro China. Refer to Note 3 for further details.