Restructuring Charges (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended	17 Months Ended
Apr. 01, 2017	Apr. 02, 2016	Apr. 01, 2017	Apr. 02, 2016	Apr. 01, 2017
Restructuring Cost and Reserve [Line Items]
Restructuring reserve, beginning balance			$ 36,608	$ 15,254
Charge to operations, net	$ 464	$ 4,579	6,749	41,726	$ 83,700
Cash disbursements			(28,940)	(41,768)
Other non-cash charges			(260)
Foreign exchange impact			(1,008)	262
Restructuring reserve, ending balance	13,149	15,474	13,149	15,474	13,149
Employee severance and related benefits [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring reserve, beginning balance			35,177	14,086
Charge to operations, net			2,861	41,362
Cash disbursements			(28,060)	(41,183)
Other non-cash charges			0
Foreign exchange impact			(1,002)	252
Restructuring reserve, ending balance	8,976	14,517	8,976	14,517	8,976
Facility closures and related costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring reserve, beginning balance			1,431	1,168
Charge to operations, net			3,888	364
Cash disbursements			(880)	(585)
Other non-cash charges			(260)
Foreign exchange impact			(6)	10
Restructuring reserve, ending balance	$ 4,173	$ 957	$ 4,173	$ 957	$ 4,173

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
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-Publisher SEC
-Name Staff Accounting Bulletin (SAB)
-Number Topic 5
-Section P
-Subsection 3, 4

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Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

+ References

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Amount of consideration other than cash used to fully or partially settle an accrued restructuring cost.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
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Amount of gain (loss) from translating a restructuring reserve to the currency of the reporting entity from an amount denominated or measured in a different currency.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
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