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Business Segments and Geographic Information - Schedule of Geographically Located Property and Equipment, Net (Details) - USD ($) $ in Millions	Sep. 29, 2018	Sep. 30, 2017	Sep. 24, 2016
Geographic Information For Property Plant And Equipment [Line Items]
Property, plant and equipment, net	$ 478.2	$ 472.8	$ 451.9
United States
Geographic Information For Property Plant And Equipment [Line Items]
Property, plant and equipment, net	366.5	368.1	362.4
Costa Rica
Geographic Information For Property Plant And Equipment [Line Items]
Property, plant and equipment, net	30.9	30.1	28.1
Europe
Geographic Information For Property Plant And Equipment [Line Items]
Property, plant and equipment, net	62.0	57.1	49.2
Rest of world
Geographic Information For Property Plant And Equipment [Line Items]
Property, plant and equipment, net	$ 18.8	$ 17.5	$ 12.2

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- Definition

Geographic Information For Property Plant And Equipment [Line Items]

+ References

No definition available.

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- Definition

Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(13))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(14))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(8))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

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