Contingencies - Additional Information (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2021 USD ($) lawsuit	Mar. 31, 2020 USD ($)	Dec. 31, 2020 USD ($) lawsuit	Dec. 31, 2019 USD ($) lawsuit
Loss Contingencies [Line Items]
Product liability expense	$ 2,796	$ 1,951
Loss contingency, years of activity	5 years
Insurance receivables	$ 95,600		$ 97,000	$ 63,800
Insurance receivables, current	12,000		12,000
Insurance receivables, noncurrent	83,600		85,000
Notes receivable from insurance companies	52,700		52,300	$ 56,000
Notes receivable from insurance companies, current	3,825		3,796
Notes receivable from insurance companies, current	3,900
Amount reported in notes receivable, insurance companies, noncurrent	48,800		48,500
Product warranty expense	2,300	2,900
Single Incident
Loss Contingencies [Line Items]
Product liability accrual	1,500		$ 1,400
Product liability expense	$ 100	200
Lawsuit
Loss Contingencies [Line Items]
Number of lawsuits | lawsuit	1,632		1,622	1,605
Damages from Product Defects
Loss Contingencies [Line Items]
Number of lawsuits | lawsuit	3,043		2,878	2,456
Cumulative Trauma
Loss Contingencies [Line Items]
Product liability accrual	$ 216,800		$ 221,500
Product liability expense	3,000	2,100
Claims Settled, But Not Yet Paid
Loss Contingencies [Line Items]
Product liability accrual	3,600		7,800
Uninsured Cumulative Trauma
Loss Contingencies [Line Items]
Product liability expense	2,800	$ 1,800
Other Current Liabilities | Cumulative Trauma
Loss Contingencies [Line Items]
Product liability accrual	30,900		35,300
Other Noncurrent Liabilities | Cumulative Trauma
Loss Contingencies [Line Items]
Product liability accrual			$ 186,200
Other Noncurrent Liabilities | Cumulative Trauma, Reported Claims
Loss Contingencies [Line Items]
Product liability, gross	$ 185,900