Net Revenues by Type of License and Information by Geographic Region (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Segment Reporting Information [Line Items]
Licensing revenue	$ 35,942	$ 48,548
Type of Revenue [Extensible List]	us-gaap:LicenseMember	us-gaap:LicenseMember
Operating income (loss)	$ 18,398	$ 15,534
International
Segment Reporting Information [Line Items]
Licensing revenue	$ 400	$ 2,000
Type of Revenue [Extensible List]	us-gaap:LicenseMember	us-gaap:LicenseMember
Operating Segments | Women's
Segment Reporting Information [Line Items]
Licensing revenue	$ 8,367	$ 16,598
Operating income (loss)	7,627	14,628
Operating Segments | Men's
Segment Reporting Information [Line Items]
Licensing revenue	10,935	9,945
Operating income (loss)	7,546	5,874
Operating Segments | Home
Segment Reporting Information [Line Items]
Licensing revenue	3,490	6,512
Operating income (loss)	3,006	5,743
Operating Segments | International
Segment Reporting Information [Line Items]
Licensing revenue	13,150	15,493
Operating income (loss)	8,423	6,486
Corporate
Segment Reporting Information [Line Items]
Operating income (loss)	$ (8,204)	$ (17,197)