Goodwill and Related Intangible Assets (Schedule of Acquired Intangible Assets) (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount, Finite-lived intangible assets	$ 161,348	$ 157,107
Total acquired intangible assets, Gross Carrying Amount	216,848	212,607
Accumulated Amortization, Finite-lived intangible assets	82,801	75,081
Total acquired intangible assets, Accumulated Amortization	82,801	75,081
Trademarks
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount, Finite-lived intangible assets	5,745	5,448
Accumulated Amortization, Finite-lived intangible assets	4,616	4,481
Unpatented technology
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount, Finite-lived intangible assets	34,155	34,163
Accumulated Amortization, Finite-lived intangible assets	23,749	22,037
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount, Finite-lived intangible assets	119,078	115,125
Accumulated Amortization, Finite-lived intangible assets	52,323	46,557
Non-compete agreements
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount, Finite-lived intangible assets	2,370	2,371
Accumulated Amortization, Finite-lived intangible assets	2,113	2,006
Trademarks
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount, Indefinite-lived intangible assets	55,500	55,500
Accumulated Amortization, Indefinite-lived intangible assets	$ 0	$ 0