Goodwill And Other Intangible Assets (Other intangible Assets) (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2016	Dec. 31, 2015
Product licenses and designs
Finite-Lived Intangible Assets [Line Items]
Carrying Value	$ 16,942	$ 16,675
Accumulated Amortization	6,546	5,554
Net Carrying Value	$ 10,396	$ 11,121
Weighted Avg Amortization Period	11 years	11 years
Patents and trademarks
Finite-Lived Intangible Assets [Line Items]
Carrying Value	$ 4,679	$ 4,678
Accumulated Amortization	3,451	3,252
Net Carrying Value	$ 1,228	$ 1,426
Weighted Avg Amortization Period	14 years 2 months 12 days	14 years 2 months 12 days
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Carrying Value	$ 3,534	$ 2,923
Accumulated Amortization	2,957	2,831
Net Carrying Value	$ 577	$ 92
Weighted Avg Amortization Period	6 years 10 months 24 days	6 years 10 months 24 days