Net Revenues by Type of License and Information by Geographic Region (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Segment Reporting Information [Line Items]
Licensing revenue	$ 34,394	$ 50,212	$ 70,336	$ 98,761
Type of Revenue [Extensible List]	us-gaap:LicenseMember	us-gaap:LicenseMember	us-gaap:LicenseMember	us-gaap:LicenseMember
Operating income (loss)	$ 18,572	$ (94,586)	$ 36,971	$ (79,050)
International
Segment Reporting Information [Line Items]
Licensing revenue	$ 200	$ 600	$ 600	$ 2,600
Type of Revenue [Extensible List]	us-gaap:LicenseMember	us-gaap:LicenseMember	us-gaap:LicenseMember	us-gaap:LicenseMember
Operating Segments | Women's
Segment Reporting Information [Line Items]
Licensing revenue	$ 8,171	$ 16,871	$ 16,538	$ 33,469
Operating income (loss)	8,622	(95,694)	16,249	(81,066)
Operating Segments | Men's
Segment Reporting Information [Line Items]
Licensing revenue	6,614	10,526	17,550	20,470
Operating income (loss)	4,952	664	12,498	6,538
Operating Segments | Home
Segment Reporting Information [Line Items]
Licensing revenue	4,285	6,961	7,775	13,473
Operating income (loss)	3,782	6,589	6,787	12,332
Operating Segments | International
Segment Reporting Information [Line Items]
Licensing revenue	15,324	15,854	28,473	31,349
Operating income (loss)	10,766	8,082	19,189	14,569
Corporate
Segment Reporting Information [Line Items]
Operating income (loss)	$ (9,550)	$ (14,227)	$ (17,752)	$ (31,423)