Goodwill And Other Intangible Assets (Schedule Of Gross Carrying Values, Accumulated Amortization, And Approximate Amortization Periods Of Definite Lived Intangible Assets) (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2015	Dec. 31, 2014
Acquired Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 14,020	$ 14,020
Accumulated amortization	4,384	3,815
Patents [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	4,194	4,281
Accumulated amortization	$ 2,583	$ 2,497
Amortization Period	17 years	17 years
Distribution And Manufacturing Rights And Know-How [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 4,059	$ 4,559
Accumulated amortization	1,101	989
Customer Lists And Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	3,370	3,370
Accumulated amortization	933	813
Non-Compete Agreement [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	381	381
Accumulated amortization	$ 324	$ 305
Amortization Period	10 years	10 years
Other [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 267	$ 461
Accumulated amortization	$ 73	$ 239
Minimum [Member] | Acquired Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization Period	11 years	11 years
Minimum [Member] | Distribution And Manufacturing Rights And Know-How [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization Period	11 years	11 years
Minimum [Member] | Customer Lists And Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization Period	13 years	13 years
Minimum [Member] | Other [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization Period	3 years	1 year
Maximum [Member] | Acquired Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization Period	16 years	16 years
Maximum [Member] | Distribution And Manufacturing Rights And Know-How [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization Period	12 years	15 years
Maximum [Member] | Customer Lists And Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization Period	17 years	17 years
Maximum [Member] | Other [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization Period	5 years	5 years