| Goodwill and Purchased Intangible Assets |
| | 4. | Goodwill and Purchased Intangible Assets |
The following table presents the goodwill allocated to the Company’s reportable segments as of and during the nine months ended April 25, 2015 (in millions): | | | | | | | | | | | | | | | | | | Balance at July 26, 2014 | | Acquisitions | | Other | | Balance at April 25, 2015 | Americas | $ | 15,080 |
| | $ | 99 |
| | $ | (13 | ) | | $ | 15,166 |
| EMEA | 5,715 |
| | 67 |
| | (7 | ) | | 5,775 |
| APJC | 3,444 |
| | 18 |
| | (5 | ) | | 3,457 |
| Total | $ | 24,239 |
| | $ | 184 |
| | $ | (25 | ) | | $ | 24,398 |
|
The column entitled “Other” primarily includes purchase accounting adjustments.
| | (b) | Purchased Intangible Assets |
The following table presents details of the Company’s intangible assets acquired through business combinations completed during the nine months ended April 25, 2015 (in millions, except years): | | | | | | | | | | | | | | | | | | | | | | FINITE LIVES | | INDEFINITE LIVES | | TOTAL | | TECHNOLOGY | | CUSTOMER RELATIONSHIPS | | IPR&D | | | Weighted- Average Useful Life (in Years) | | Amount | | Weighted- Average Useful Life (in Years) | | Amount | | Amount | | Amount | Metacloud, Inc. | 3.0 | | $ | 24 |
| | 5.0 | | $ | 3 |
| | $ | 2 |
| | $ | 29 |
| All others (three in total) | 4.7 | | 31 |
| | 8.1 | | 11 |
| | 4 |
| | 46 |
| Total | | | $ | 55 |
| | | | $ | 14 |
| | $ | 6 |
| | $ | 75 |
|
The following tables present details of the Company’s purchased intangible assets (in millions): | | | | | | | | | | | | | | April 25, 2015 | | Gross | | Accumulated Amortization | | Net | Purchased intangible assets with finite lives: | | | | | | | Technology | | $ | 3,456 |
| | $ | (1,742 | ) | | $ | 1,714 |
| Customer relationships | | 1,709 |
| | (915 | ) | | 794 |
| Other | | 51 |
| | (22 | ) | | 29 |
| Total purchased intangible assets with finite lives | | 5,216 |
| | (2,679 | ) | | 2,537 |
| In-process research and development, with indefinite lives | | 89 |
| | — |
| | 89 |
| Total | | $ | 5,305 |
| | $ | (2,679 | ) | | $ | 2,626 |
|
| | | | | | | | | | | | | | July 26, 2014 | | Gross | | Accumulated Amortization | | Net | Purchased intangible assets with finite lives: | | | | | | | Technology | | $ | 4,100 |
| | $ | (1,976 | ) | | $ | 2,124 |
| Customer relationships | | 1,706 |
| | (720 | ) | | 986 |
| Other | | 51 |
| | (13 | ) | | 38 |
| Total purchased intangible assets with finite lives | | 5,857 |
| | (2,709 | ) | | 3,148 |
| In-process research and development, with indefinite lives | | 132 |
| | — |
| | 132 |
| Total | | $ | 5,989 |
| | $ | (2,709 | ) | | $ | 3,280 |
|
Purchased intangible assets include intangible assets acquired through business combinations as well as through direct purchases or licenses. The following table presents the amortization of purchased intangible assets (in millions): | | | | | | | | | | | | | | | | | | Three Months Ended | | Nine Months Ended | | April 25, 2015 | | April 26, 2014 | | April 25, 2015 | | April 26, 2014 | Amortization of purchased intangible assets: | | | | | | | | Cost of sales | $ | 187 |
| | $ | 190 |
| | $ | 618 |
| | $ | 553 |
| Operating expenses | 70 |
| | 71 |
| | 213 |
| | 207 |
| Total | $ | 257 |
| | $ | 261 |
| | $ | 831 |
| | $ | 760 |
|
Amortization of purchased intangible assets for the three and nine months ended April 25, 2015 included impairment charges of approximately $1 million and $57 million, respectively. The impairment was primarily due to reductions in expected future cash flows related to certain of the Company's technology intangible assets and was recorded as amortization of purchased intangible assets. There were no impairment charges related to purchased intangible assets during the three and nine months ended April 26, 2014. The estimated future amortization expense of purchased intangible assets with finite lives as of April 25, 2015 is as follows (in millions): | | | | | Fiscal Year | Amount | 2015 (remaining three months) | $ | 223 |
| 2016 | 763 |
| 2017 | 590 |
| 2018 | 448 |
| 2019 | 345 |
| Thereafter | 168 |
| Total | $ | 2,537 |
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