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.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

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Reference 2: http://www.xbrl.org/2003/role/presentationRef

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-Name Accounting Standards Codification

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 420

-SubTopic 10

-Section S99

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-URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140864-122747

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-Publisher FASB

-Name Accounting Standards Codification

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Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 5

-Section P

-Subsection 3, 4

Name:	us-gaap_RestructuringCharges
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Exit and Disposal Activities - CAS Segment Consolidation (Details) - Subsequent Event Type [Domain] - CAS Segment Consolidation - USD ($) $ in Millions	3 Months Ended	6 Months Ended
	Jun. 27, 2015	Jun. 27, 2015	May. 04, 2015
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 4.8	$ 4.8
Minimum
Restructuring Cost and Reserve [Line Items]
Expected cost			$ 10.0
Maximum
Restructuring Cost and Reserve [Line Items]
Expected cost			$ 15.0