Revenue Recognition - Summary of Revenues Disaggregated by License Type (Parenthetical) (Detail) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2020	Dec. 31, 2019
Disaggregation Of Revenue [Line Items]
Total revenue		$ 108,576	$ 148,984
Other Licenses
Disaggregation Of Revenue [Line Items]
Total revenue	[1]	1,040	1,107
Other Licenses | Umbro Business
Disaggregation Of Revenue [Line Items]
Total revenue		$ 900	$ 900

[1] Included in Other licenses for FY 2020 is $0.9 million of revenue associated with the Umbro business purchases discussed above as compared to $0.9 million for FY 2019.