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Business Combinations (Consideration Transferred To Acquire IZI And The Assets And Liabilities Assumed) (Details) (USD $)
In Thousands, unless otherwise specified
Nov. 14, 2011
IZI [Member]
Nov. 09, 2009
GPS [Member]
Jun. 01, 2010
GDM, PDM, UMP Acquisitions [Member]
Current assets $ 4,587 $ 804 $ 2,088
Property, plant and equipment 763 1,040 606
Intangible assets 27,000 5,300 1,389
Goodwill 64,069 17,380 8,130
Non-current deferred taxes, net 212 (1,356)  
Other non-current assets 24    
Current liabilities (2,196) (918) (2,157)
Other long-term liabilities (176) (250) (137)
Total assets acquired and liabilities assumed $ 94,283 $ 22,000 $ 9,919