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Goodwill and intangible Assets (Tables) | 6 Months Ended
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Mar. 27, 2015
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Goodwill | The following table outlines changes to the carrying amount of goodwill (in thousands):
| Goodwill
Balance at September 26, 2014 | $ | 277,574 |
Acquired goodwill (1) | 40,372 |
Translation adjustments | (5,077 | )
Balance at March 27, 2015 | $ | 312,869 |
(1) | Total acquired goodwill recorded during fiscal 2015 consists of $39.7 million from the acquisition of Doremi Labs and $0.7 million from an immaterial acquisition.
Schedule of Finite-Lived Intangible Assets | Intangible assets subject to amortization consist of the following (in thousands):
| March 27, 2015 |  | September 26, 2014
Intangible Assets, Net | Cost | Accumulated Amortization | Net |  | Cost | Accumulated Amortization | Net
Acquired patents and technology | $ | 142,215 |  | $ | (68,063 | ) | $ | 74,152 |  |  | $ | 99,262 |  | $ | (61,678 | ) | $ | 37,584 |
Customer relationships | 56,912 |  | (25,357 | ) | 31,555 |  |  | 30,717 |  | (22,739 | ) | 7,978 |
Other intangibles | 21,917 |  | (21,255 | ) | 662 |  |  | 38,694 |  | (20,556 | ) | 18,138 |
Total | $ | 221,044 |  | $ | (114,675 | ) | $ | 106,369 |  |  | $ | 168,673 |  | $ | (104,973 | ) | $ | 63,700 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense | As of March 27, 2015, expected amortization expense in future fiscal periods was as follows (in thousands):
Fiscal Year | Amortization Expense
Remainder Of 2015 | $ | 9,617 |
2016 | 17,486 |
2017 | 14,535 |
2018 | 9,338 |
2019 | 8,668 |
Thereafter | 46,725 |
Total | $ | 106,369 |

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- Definition Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets. + 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=26713463&loc=d3e16323-109275 + Details
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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275 Reference 2: 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=26713463&loc=d3e16323-109275 + Details
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- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13854-109267 + Details
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