Goodwill and Intangible Assets - Schedule of Gross Carrying Value and Accumulated Amortization for Each Major Class of Intangible Asset (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Goodwill And Intangible Assets [Line Items]
Amortized intangible assets - Gross Carrying Amount	$ 575,160	$ 507,736
Intangible assets - Gross Carrying Amount	666,060	598,636
Accumulated Amortization	(250,497)	(210,605)
Amortized intangible assets - Net	324,663	297,131
Intangible assets - Net	415,563	388,031
Banjo trade name
Goodwill And Intangible Assets [Line Items]
Indefinite lived intangible assets	62,100	62,100
Akron Brass trade name
Goodwill And Intangible Assets [Line Items]
Indefinite lived intangible assets	28,800	28,800
Patents
Goodwill And Intangible Assets [Line Items]
Amortized intangible assets - Gross Carrying Amount	3,030	6,678
Accumulated Amortization	(1,740)	(5,276)
Amortized intangible assets - Net	$ 1,290	1,402
Amortized intangible assets - Weighted Average Life	10 years
Trade names
Goodwill And Intangible Assets [Line Items]
Amortized intangible assets - Gross Carrying Amount	$ 130,793	123,062
Accumulated Amortization	(72,685)	(64,938)
Amortized intangible assets - Net	$ 58,108	58,124
Amortized intangible assets - Weighted Average Life	16 years
Customer relationships
Goodwill And Intangible Assets [Line Items]
Amortized intangible assets - Gross Carrying Amount	$ 318,350	275,575
Accumulated Amortization	(120,294)	(96,252)
Amortized intangible assets - Net	$ 198,056	179,323
Amortized intangible assets - Weighted Average Life	13 years
Unpatented technology and other
Goodwill And Intangible Assets [Line Items]
Amortized intangible assets - Gross Carrying Amount	$ 122,287	101,721
Accumulated Amortization	(55,131)	(43,561)
Amortized intangible assets - Net	$ 67,156	58,160
Amortized intangible assets - Weighted Average Life	13 years
Other
Goodwill And Intangible Assets [Line Items]
Amortized intangible assets - Gross Carrying Amount	$ 700	700
Accumulated Amortization	(647)	(578)
Amortized intangible assets - Net	$ 53	$ 122
Amortized intangible assets - Weighted Average Life	10 years