Commitments and Contingencies - Litigation - Gain Contingency (Details) - Positive Outcome of Litigation - USD ($) $ in Thousands	Feb. 07, 2019	Aug. 24, 2017	Aug. 14, 2017	Oct. 05, 2016	Sep. 29, 2016
Gain Contingencies [Line Items]
Gain contingency, unrecorded amount	$ 26,900	$ 21,000		$ 13,750
Trademark Infringement Award, Profits
Gain Contingencies [Line Items]
Gain contingency, unrecorded amount			$ 11,100		$ 5,500
Trademark Infringement Award, Punitive Damages
Gain Contingencies [Line Items]
Gain contingency, unrecorded amount			$ 8,250	$ 8,250
Trademark Infringement Award, Attorneys' Fees And Costs
Gain Contingencies [Line Items]
Gain contingency, unrecorded amount	$ 5,900