v2.4.0.6
Goodwill and intangible assets (Tables)
 12 Months Ended
Dec. 31, 2012
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Goodwill
The changes in the carrying amounts of goodwill for the years ended December 31, 2012 and 2011, were as follows (in millions):
 
2012
 
2011
Beginning balance
$
11,750

 
$
11,334

Goodwill resulting from acquisitions of businesses
928

 
435

Currency translation
(16
)
 
(19
)
Ending balance
$
12,662

 
$
11,750
Schedule of Identifiable Intangible Assets
Identifiable intangible assets consisted of the following as of December 31, 2012 and 2011 (in millions):
 
2012
 
2011
 
Gross
carrying
amount
 
Accumulated
amortization
 
Intangible
assets, net
 
Gross
carrying
amount
 
Accumulated
amortization
 
Intangible
assets, net
Finite-lived intangible assets:
 
 
 
 
 
 
 
 
 
 
 
Acquired product technology rights:
 
 
 
 
 
 
 
 
 
 
 
Developed product technology
$
2,872

 
$
(2,003
)
 
$
869

 
$
2,872

 
$
(1,811
)
 
$
1,061

Core technology
1,348

 
(940
)
 
408

 
1,348

 
(850
)
 
498

Trade name
190

 
(133
)
 
57

 
190

 
(120
)
 
70

Acquired R&D technology rights
1,094

 
(381
)
 
713

 
350

 
(350
)
 
—

Other acquired intangible assets
896

 
(477
)
 
419

 
686

 
(406
)
 
280

Total finite-lived intangible assets
6,400

 
(3,934
)
 
2,466

 
5,446

 
(3,537
)
 
1,909

 
 
 
 
 
 
 
 
 
 
 
 
Indefinite-lived intangible assets:
 
 
 
 
 
 
 
 
 
 
 
IPR&D
1,346

 
—

 
1,346

 
675

 
—

 
675

Contract assets
156

 
—

 
156

 
—

 
—

 
—

Total indefinite-lived intangible assets
1,502

 
—

 
1,502

 
675

 
—

 
675

 
 
 
 
 
 
 
 
 
 
 
 
Total identifiable intangible assets
$
7,902

 
$
(3,934
)
 
$
3,968

 
$
6,121

 
$
(3,537
)
 
$
2,584

Amortization of finite-lived intangible assets is provided over their estimated useful lives ranging from 3 to 15 years on a straight-line basis.