Accrued Liabilities - Components of Accrued Liabilities (Detail) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Payables and Accruals [Abstract]
Volume and customer rebate programs	$ 102,232	$ 99,168
Payroll and employee benefits, excluding postemployment benefits	82,870	75,218
Operating lease liability	23,338	27,663
Taxes other than income taxes	21,542	12,505
Product liability	18,337	25,366
Other postretirement benefits	12,266	14,334
Advertising	11,266	13,281
Warranty	8,835	8,041
Other	27,601	26,901
Accrued liabilities	$ 308,287	$ 302,477