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Goodwill and Intangible Assets (Amortization of Intangible Assets) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
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Mar. 30, 2019 | Mar. 31, 2018 | Mar. 30, 2019 | Mar. 31, 2018
Goodwill and Intangible Assets Disclosure [Abstract] |  |  |  |
Amortization of acquired intangible assets | $ 5,930 | $ 7,895 | $ 11,866 | $ 15,716
Cost of license revenue | 6,842 | 6,556 | 13,559 | 13,231
Total amortization expense | $ 12,772 | $ 14,451 | $ 25,425 | $ 28,947

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- Definition Amortization of acquired intangible assets, excluding purchased software which is included in cost of sales + References No definition available. + Details
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- Definition Amortization of acquired intangible assets recorded in cost of license revenue + References No definition available. + Details
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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- References No definition available. + Details
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