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Acquisitions (Provisional Values Assigned in the Acquisitions to Finite Lived Intangible Assets) (Details) $ in Thousands	9 Months Ended
	Jul. 01, 2016 USD ($)
Developed Technologies [Member]
Business Acquisition [Line Items]
Amount	$ 3,433
Useful Life (yrs)	8 years
Database And Related Technologies [Member]
Business Acquisition [Line Items]
Amount	$ 2,900
Useful Life (yrs)	7 years

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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- Definition

Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

+ References

No definition available.

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