Net Revenues by Type of License and Information by Geographic Region (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Segment Reporting Information [Line Items]
Licensing revenue	$ 46,224	$ 53,165	$ 144,984	$ 173,535
Type of Revenue [Extensible List]	us-gaap:LicenseMember	us-gaap:LicenseMember	us-gaap:LicenseMember	us-gaap:LicenseMember
Operating income (loss)	$ 12,106	$ (595,858)	$ (66,944)	$ (546,369)
International
Segment Reporting Information [Line Items]
Licensing revenue	$ 200		$ 2,800
Type of Revenue [Extensible List]	us-gaap:LicenseMember		us-gaap:LicenseMember
Operating Segments | Women's
Segment Reporting Information [Line Items]
Licensing revenue	$ 15,201	21,043	$ 48,670	76,820
Operating income (loss)	3,234	(281,889)	(77,832)	(232,259)
Operating Segments | Men's
Segment Reporting Information [Line Items]
Licensing revenue	7,282	11,393	27,752	31,568
Operating income (loss)	1,855	(132,183)	8,393	(141,442)
Operating Segments | Home
Segment Reporting Information [Line Items]
Licensing revenue	7,060	7,515	20,533	22,676
Operating income (loss)	3,555	(91,203)	15,887	(77,717)
Operating Segments | International
Segment Reporting Information [Line Items]
Licensing revenue	16,681	13,214	48,029	42,471
Operating income (loss)	9,188	(82,505)	23,757	(67,021)
Corporate
Segment Reporting Information [Line Items]
Operating income (loss)	$ (5,726)	$ (8,078)	$ (37,149)	$ (27,930)