Commitments and Contingencies - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Commitments And Contingencies Disclosure [Line Items]
Environmental remediation liabilities- discounted	$ 35,600	$ 40,400
Accrual for environmental loss contingencies- weighted-average discount rate	3.70%	3.70%
Environmental remediation liabilities- undiscounted	$ 69,200	$ 74,500
Additions and changes in estimates	14,734	740
Asset retirement obligation charges	3,600
Legal accrual		27,027
Tax indemnification liability	30,993	$ 45,347
Minimum
Commitments And Contingencies Disclosure [Line Items]
Potential revision on future environmental remediation costs before tax	10,000
Maximum
Commitments And Contingencies Disclosure [Line Items]
Potential revision on future environmental remediation costs before tax	30,000
Other expenses, net
Commitments And Contingencies Disclosure [Line Items]
Asset retirement obligation charges	3,600		$ 3,200
2014 Sales Contract | Other expenses, net
Commitments And Contingencies Disclosure [Line Items]
Legal accrual	16,200
Guarantee From Previously Disposed Business | Other expenses, net
Commitments And Contingencies Disclosure [Line Items]
Legal accrual	10,800
Foreign
Commitments And Contingencies Disclosure [Line Items]
Additions and changes in estimates	$ 11,100