Goodwill And Intangible Assets (Schedule Of Intangible Assets Subject To Amortization) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Historical Cost	$ 282,868	$ 194,100
Accumulated Amortization	(92,146)	(61,596)
Net	190,722	132,504
Weighted-Average Amortization Period, years		1 year 6 months
Trade Names [Member]
Historical Cost	66,911	50,257
Accumulated Amortization	(11,182)	(6,227)
Net	55,729	44,030
Weighted-Average Amortization Period, years	17 years	17 years 8 months 12 days
Patents And Patent Licenses [Member]
Historical Cost	58,446	44,048
Accumulated Amortization	(29,916)	(24,719)
Net	28,530	19,329
Weighted-Average Amortization Period, years	8 years 1 month 6 days	8 years 2 months 12 days
Customer Relationships [Member]
Historical Cost	139,362	86,473
Accumulated Amortization	(38,382)	(21,750)
Net	100,980	64,723
Weighted-Average Amortization Period, years	8 years 1 month 6 days	7 years
Other Purchased Intangibles [Member]
Historical Cost	18,149	13,322
Accumulated Amortization	(12,666)	(8,900)
Net	$ 5,483	$ 4,422
Weighted-Average Amortization Period, years	5 years	4 years 4 months 24 days