Acquisitions, Goodwill And Other Intangible Assets (Schedule Of Other Intangible Assets) (Details) - USD ($) $ in Thousands	6 Months Ended	9 Months Ended
	Jun. 30, 2022	Sep. 30, 2022	Dec. 31, 2021
Acquired Intangible Assets
Accumulated Amortization		$ 241,466	$ 202,675
Intangible Assets, Gross (Excluding Goodwill)		731,021	722,632
Intangible Assets, Net (Excluding Goodwill)		489,555	519,957
Tradenames
Acquired Intangible Assets
Indefinite-Lived Intangible Assets		7,600	7,600
Purchased research and development
Acquired Intangible Assets
Indefinite-Lived Intangible Assets			4,687
Customer Relationships
Acquired Intangible Assets
Finite-Lived Intangible Assets, Gross		500,432	487,853
Accumulated Amortization		154,075	127,048
Net Balance		$ 346,357	360,805
Customer Relationships | Minimum
Acquired Intangible Assets
Estimated Useful Life in Years	6 years	6 years
Customer Relationships | Maximum
Acquired Intangible Assets
Estimated Useful Life in Years	17 years	17 years
Patents
Acquired Intangible Assets
Finite-Lived Intangible Assets, Gross		$ 118,484	116,725
Accumulated Amortization		60,402	53,479
Net Balance		$ 58,082	63,246
Patents | Minimum
Acquired Intangible Assets
Estimated Useful Life in Years	3 years	3 years
Patents | Maximum
Acquired Intangible Assets
Estimated Useful Life in Years	20 years	20 years
Tradenames
Acquired Intangible Assets
Finite-Lived Intangible Assets, Gross		$ 92,312	93,994
Accumulated Amortization		19,628	16,497
Net Balance		$ 72,684	77,497
Tradenames | Minimum
Acquired Intangible Assets
Estimated Useful Life in Years	3 years	3 years
Tradenames | Maximum
Acquired Intangible Assets
Estimated Useful Life in Years	20 years	20 years
Non-compete Agreements
Acquired Intangible Assets
Finite-Lived Intangible Assets, Gross		$ 11,584	11,464
Accumulated Amortization		7,131	5,439
Net Balance		$ 4,453	6,025
Non-compete Agreements | Minimum
Acquired Intangible Assets
Estimated Useful Life in Years	3 years	3 years
Non-compete Agreements | Maximum
Acquired Intangible Assets
Estimated Useful Life in Years	6 years	6 years
Other
Acquired Intangible Assets
Finite-Lived Intangible Assets, Gross		$ 609	309
Accumulated Amortization		230	212
Net Balance		$ 379	$ 97
Other | Minimum
Acquired Intangible Assets
Estimated Useful Life in Years	2 years	2 years
Other | Maximum
Acquired Intangible Assets
Estimated Useful Life in Years	12 years	12 years