Quarterly report pursuant to Section 13 or 15(d)

Accrued Expenses - Summary of Accrued Expenses (Detail)

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Accrued Expenses - Summary of Accrued Expenses (Detail) - USD ($)
$ in Thousands
Sep. 30, 2021
Dec. 31, 2020
Payables And Accruals [Abstract]    
Accrued payroll, taxes, and other $ 113,730 $ 104,004
Return reserve liability 77,580 77,219
Accrued inventory purchases 41,289 27,489
Accrued expenses $ 232,599 $ 208,712