Property and Equipment, Net - Schedule of Property and Equipment, Net (Detail) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 196,405	$ 168,828
Less: Accumulated depreciation	(137,577)	(112,687)
Property and equipment, net	58,828	56,141
Tooling and molds
Property, Plant and Equipment [Line Items]
Property and equipment, gross	119,915	102,865
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	44,112	42,573
Computer equipment, software and other
Property, Plant and Equipment [Line Items]
Property and equipment, gross	13,007	11,310
Furniture, fixtures and warehouse equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	12,177	11,762
Construction in progress
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 7,194	$ 318