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Goodwill and Other Intangible Assets
9 Months Ended
Jan. 27, 2012
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill and Other Intangible Assets

Note 12 – Goodwill and Other Intangible Assets

 

The changes in the carrying amount of goodwill for the nine months ended January 27, 2012 are as follows:

 Cardiac and Restorative  
(in millions)Vascular Group Therapies Group Total
Balance as of April 29, 2011$ 2,662 $ 6,858 $9,520
Goodwill as a result of acquisitions  -   399   399
Purchase accounting adjustments, net  6   32   38
Currency adjustment, net  (40)   (2)   (42)
Balance as of January 27, 2012$2,628 $7,287 $9,915

During the three months ended January 27, 2012, the Company recorded $9 million in purchase accounting adjustments, net related to the finalization of the valuation of technology-based intangible assets acquired in the Salient acquisition. During the nine months ended January 27, 2012 the Company recorded $38 million in purchase accounting adjustments, net including $29 million in adjustments recorded in the second quarter of fiscal year 2012 primarily related to a valuation correction for the calculation of deferred tax assets associated with net operating losses available to the Company for the fiscal year 2008 acquisition of Kyphon, Inc. (Kyphon).

Balances of intangible assets, excluding goodwill, as of January 27, 2012 and April 29, 2011 are as follows:

 

  Purchased Trademarks         
 Technology and and Acquired      
(in millions)Patents Tradenames IPR&D Other Total
Amortizable intangible assets as of January 27, 2012:               
Original cost $ 3,609 $ 373 $ 369 $ 147 $ 4,498
Accumulated amortization   (1,378)   (306)   -   (101)   (1,785)
Carrying value $ 2,231 $ 67 $ 369 $ 46 $ 2,713
                
Amortizable intangible assets as of April 29, 2011:               
Original cost $3,509 $373 $338 $149 $4,369
Accumulated amortization  (1,261)  (290)   -  (93)  (1,644)
Carrying value $2,248 $83 $338 $56 $2,725

Amortization expense for the three and nine months ended January 27, 2012 was $84 million and $255 million, respectively, and for the three and nine months ended January 28, 2011 was $86 million and $252 million, respectively.

 

Estimated aggregate amortization expense based on the current carrying value of amortizable intangible assets, excluding any possible future amortization associated with acquired IPR&D, which has not met technological feasibility, is as follows:

 

 

(in millions)Estimated
Fiscal YearAmortization Expense
Remaining 2012$83
2013 319
2014 310
2015 293
2016 281
Thereafter 1,058
Total estimated amortization expense$ 2,344