Revenue Recognition - Summary of Revenues Disaggregated by License Type (Detail) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Disaggregation Of Revenue [Line Items]
Type of Revenue [Extensible List]		us-gaap:LicenseMember	us-gaap:LicenseMember	us-gaap:LicenseMember	us-gaap:LicenseMember
Total revenue		$ 46,224	$ 53,165	$ 144,984	$ 173,535
Direct To Retail License
Disaggregation Of Revenue [Line Items]
Total revenue		19,344	27,640	60,651	96,438
Wholesale License
Disaggregation Of Revenue [Line Items]
Total revenue		26,682	25,477	81,238	76,927
Other Licenses
Disaggregation Of Revenue [Line Items]
Total revenue	[1]	$ 198	$ 48	$ 3,095	$ 170

[1] Included in Other licenses for the Current Quarter and the Current Year Nine Months is $0.2 million and $2.8 million, respectively, of revenue associated with the Umbro business purchases discussed above as compared to less than $0.1 million for both the Prior Year Quarter and Prior Year Nine Months.