Acquisition Narrative (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Dec. 29, 2018	Sep. 28, 2019	Sep. 29, 2018	Sep. 30, 2017
Acquisition [Abstract]
Payments to Acquire Businesses, Net of Cash Acquired			$ 12,379	$ 0
Business acquisition	$ 1,200	$ 1,180
Intangible Assets, Gross (Excluding Goodwill)		$ 6,900	$ 8,200

Acquisition [Abstract]

No definition available.

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- Definition

Amount before accumulated amortization of intangible assets, excluding goodwill.

+ References

No definition available.

+ Details

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- Definition

The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3213-108585

+ Details

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- Definition

Cash inflow representing an adjustment to the purchase price of a previous acquisition.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3179-108585

+ Details

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