XML 51 R21.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Goodwill and Intangible Assets (Tables) | 6 Months Ended
--- | ---
Mar. 28, 2014
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Intangible Assets Excluding Goodwill | Intangible assets consist of the following (in millions):
|  | As of |  | As of
| Weighted Average Amortization Period Remaining (Years) | March 28, 2014 |  | September 27, 2013
| Gross Carrying Amount |  | Accumulated Amortization |  | Net Carrying Amount |  | Gross Carrying Amount |  | Accumulated Amortization |  | Net Carrying Amount
Customer relationships | 2.4 | $ | 78.7 |  |  | $ | (55.8 | ) |  | $ | 22.9 |  |  | $ | 78.7 |  |  | $ | (49.3 | ) |  | $ | 29.4 |
Developed technology and other | 2.4 | 88.9 |  |  | (61.4 | ) |  | 27.5 |  |  | 88.9 |  |  | (55.3 | ) |  | 33.6 |
In-process research and development | 0.0 | 6.1 |  |  | (6.1 | ) |  | — |  |  | 6.1 |  |  | (5.9 | ) |  | 0.2 |
Trademarks | Indefinite | 1.6 |  |  | — |  |  | 1.6 |  |  | 1.6 |  |  | — |  |  | 1.6 |
Total intangible assets |  | $ | 175.3 |  |  | $ | (123.3 | ) |  | $ | 52.0 |  |  | $ | 175.3 |  |  | $ | (110.5 | ) |  | $ | 64.8 |
Schedule Of Expected Annual Amortization Expense Related To Intangible Assets For The Next Five Years | Annual amortization expense for the next five years related to intangible assets is expected to be as follows (in millions):
| Remaining 2014 |  | 2015 |  | 2016 |  | 2017 |  | 2018 |  | Thereafter
Amortization expense | $ | 11.1 |  |  | $ | 21.0 |  |  | $ | 16.2 |  |  | $ | 2.0 |  |  | $ | — |  |  | $ | — |

X
- Definition Schedule of Intangible Assets Excluding Goodwill Text Block [Table Text Block] + References No definition available. + Details
Name: | swks_ScheduleOfIntangibleAssetsExcludingGoodwillTextBlockTableTextBlock
Namespace Prefix: | swks_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the estimated aggregate amortization expense for intangible assets subject to amortization for each of the five succeeding fiscal years. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=7658586&loc=d3e16323-109275 + Details
Name: | us-gaap_ScheduleOfExpectedAmortizationExpenseTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration