Goodwill and Intangible Assets - Amortizable Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Amortizable Intangible assets
Gross Carrying Amount	$ 73,014	$ 67,127
Accumulated Amortization	(46,745)	(40,327)
Amortization of Intangible Assets	$ (6,400)	(6,100)	$ (5,500)
Finite-Lived Intangible Assets, Remaining Amortization Period	8 years
Intangible assets, net	$ 26,269	26,800
Capital expenditures and asset acquisitions, net of cash acquired	49,811	40,706	40,176
Goodwill, Other Increase (Decrease)	106	8
Foreign exchange	(148)
2019	4,767
2020	3,807
2021	2,859
2022	2,612
2023	1,884
Thereafter	9,724
Finite-Lived Intangible Assets, Net	25,653
Increase (Decrease) in Other Current Assets	(1,951)	(845)	(3,808)
Patents
Amortizable Intangible assets
Gross Carrying Amount	10,773	4,699	4,659
Accumulated Amortization	(1,362)	(934)	(561)
Amortization of Intangible Assets	(428)	(373)
Intangible assets, net	9,411	3,765	4,098
Finite-lived Intangible Assets Acquired	6,074	40
Unpatented Technology
Amortizable Intangible assets
Gross Carrying Amount	22,403	22,104	21,616
Accumulated Amortization	(18,666)	(16,492)	(14,361)
Amortization of Intangible Assets	(2,174)	(2,131)
Intangible assets, net	3,737	5,612	7,255
Reclassifications	(348)
Foreign exchange	(49)	488
Noncompete Agreements Trademarks and Other
Amortizable Intangible assets
Gross Carrying Amount	21,434	21,582	14,703
Accumulated Amortization	(10,355)	(7,724)	(5,529)
Amortization of Intangible Assets	(2,631)	(2,195)
Intangible assets, net	11,079	13,858	9,174
Finite-lived Intangible Assets Acquired		6,700
Foreign exchange	(148)	179
Customer Relationships
Amortizable Intangible assets
Gross Carrying Amount	17,789	18,123	17,660
Accumulated Amortization	(16,361)	(15,175)	(13,732)
Amortization of Intangible Assets	(1,186)	(1,443)
Intangible assets, net	1,428	2,948	3,928
Finite-lived Intangible Assets Acquired		290
Gain (Loss) on Disposition of Intangible Assets	(217)
Foreign exchange	(117)	173
North America
Amortizable Intangible assets
Gross Carrying Amount	46,643	40,786
Accumulated Amortization	(26,346)	(22,697)
Intangible assets, net	20,297	18,089
Capital expenditures and asset acquisitions, net of cash acquired	45,817	29,937	$ 31,695
Goodwill, Other Increase (Decrease)	$ 0	$ 0
Maximum
Amortizable Intangible assets
Finite-Lived Intangible Asset, Useful Life	21 years
Minimum
Amortizable Intangible assets
Finite-Lived Intangible Asset, Useful Life	3 years