Goodwill and Intangible Assets, Net (Details 4) (Patents, trademarks and trade names [Member], USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2012
Schedule of Fair value adjustments for intangible assets
Total Gains (Losses)	$ (8)
Fair Value, Measurements, Nonrecurring [Member]
Schedule of Fair value adjustments for intangible assets
Nonrecurring finite lived intangible assets net	6,034
Quoted Prices in Active Markets for Identical Assets Level 1 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Schedule of Fair value adjustments for intangible assets
Nonrecurring finite lived intangible assets net
Significant Other Observable Inputs, Level 2 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Schedule of Fair value adjustments for intangible assets
Nonrecurring finite lived intangible assets net
Significant Unobservable Inputs, Level 3 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Schedule of Fair value adjustments for intangible assets
Nonrecurring finite lived intangible assets net	$ 6,034