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Goodwill and Other Intangible Assets - Additional Information (Detail)

v3.21.2
Goodwill and Other Intangible Assets - Additional Information (Detail)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2020
segment
Dec. 31, 2020
USD ($)
Dec. 31, 2020
Dec. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Goodwill [Line Items]            
Number of Reporting Units   2   2    
Amortization of Intangible Assets     $ 8,689   $ 8,755 $ 8,718
Permits [Member]            
Goodwill [Line Items]            
Finite lived intangible assets useful life 5 years          
Maximum [Member] | Intellectual Property [Member]            
Goodwill [Line Items]            
Finite lived intangible assets useful life 20 years          
Maximum [Member] | Customer Relationships [Member]            
Goodwill [Line Items]            
Finite lived intangible assets useful life 15 years          
Maximum [Member] | Trademarks [Member]            
Goodwill [Line Items]            
Finite lived intangible assets useful life 15 years          
Minimum [Member] | Intellectual Property [Member]            
Goodwill [Line Items]            
Finite lived intangible assets useful life 11 years          
Minimum [Member] | Customer Relationships [Member]            
Goodwill [Line Items]            
Finite lived intangible assets useful life 7 years          
Minimum [Member] | Trademarks [Member]            
Goodwill [Line Items]            
Finite lived intangible assets useful life 11 years          
Cost of Sales [Member]            
Goodwill [Line Items]            
Amortization of Intangible Assets     3,111   3,111 4,779
Other Operating Income (Expense) [Member]            
Goodwill [Line Items]            
Amortization of Intangible Assets     $ 8,678   $ 8,678 $ 8,678