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Goodwill (Tables)
9 Months Ended
Sep. 30, 2011
Notes to Financial Statements [Abstract] 
Goodwill

   
Industrial Technology
 
Energy Systems & Controls
 
Medical & Scientific  Imaging
 
RF Technology
 
Total
 
   
 (in thousands)
 
Balances at December 31, 2010
 
$
420,002
 
$
380,595
 
$
637,991
 
$
1,289,192
 
$
2,727,780
 
Additions
   
-
   
16,294
   
135,379
   
-
   
151,673
 
Other
   
-
   
-
   
-
   
(5,272
)
 
(5,272
)
Currency translation adjustments
   
3,382
   
902
   
(4,745
)
 
1,012
   
551
 
Balances at September 30, 2011
 
$
423,384
 
$
397,791
 
$
768,625
 
$
1,284,932
 
$
2,874,732
 

Other relates to final working capital and tax adjustments related to 2010 acquisitions.