Other Accrued Liabilities (Summary of Activity in Warranty Accrual) (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Jun. 27, 2020	Jun. 29, 2019	Jun. 27, 2020	Jun. 29, 2019
Accounts Payable and Accrued Liabilities, Current [Abstract]
Warranty accrual at beginning of period	$ 28,386	$ 24,217	$ 28,061	$ 25,537
Warranty additions from acquisitions	0	0	744	0
Warranties issued during current period	2,640	6,666	9,677	12,691
Adjustments to pre-existing warranties	(62)	(125)	(1,246)	(523)
Reductions for settling warranties	(4,553)	(5,275)	(10,924)	(12,144)
Foreign currency translation	56	(102)	155	(180)
Warranty accrual at end of period	$ 26,467	$ 25,381	$ 26,467	$ 25,381

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- Definition

Amount as of the balance sheet date of the aggregate standard product warranty liability. Does not include the balance for the extended product warranty liability.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (c)(1),(c)(5)
-URI http://asc.fasb.org/extlink&oid=68068213&loc=d3e12565-110249

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- Definition

Amount of increase in the standard product warranty accrual from a business acquisition. Excludes extended product warranties.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 8
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- Definition

Amount of foreign currency translation gain (loss) which decreases (increases) the standard product warranty accrual. Excludes extended product warranties.

+ References

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-Publisher FASB
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-Topic 460
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- Definition

Amount of decrease in the standard product warranty accrual from payments made in cash or in kind to satisfy claims under the terms of the standard product warranty. Excludes extended product warranties.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph ((c)(2))
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Amount of increase (decrease) in the standard product warranty accrual from changes in estimates attributable to preexisting product warranties. Excludes extended product warranties.

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-Publisher FASB
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Amount of increase in the standard product warranty accrual from warranties issued. Excludes extended product warranties.

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