Accrued Expenses and Other Liabilities - Components of Accrued Expenses and Other Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Payables And Accruals [Abstract]
Accrued product-related costs	$ 4,470	$ 2,950
Accrued income taxes	7,320	7,903
Accrued property and other taxes	2,478	1,574
Accrued professional fees	1,663	1,599
Accrued customer-related liabilities	3,815	4,391
Dividends payable	1,291	1,299
Remediation reserves	10,642	11,444	$ 11,274	$ 17,067
Derivative liabilities	671
Other accrued liabilities	5,821	5,218
Total accrued expenses and other liabilities	$ 38,171	$ 36,378