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 420
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 5.P.3)
-URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140864-122747

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SAB Topic 5.P.4(b))
-URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747

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

Restructuring and Other Charges (Narrative) - USD ($) $ in Thousands	3 Months Ended			6 Months Ended		12 Months Ended
	Apr. 01, 2017	Dec. 31, 2016	Apr. 02, 2016	Apr. 01, 2017	Apr. 02, 2016	Oct. 01, 2016
Restructuring Cost and Reserve [Line Items]
Restructuring and Other Charges	$ 0		$ 1,917	$ 0	$ 3,424
AMER \| Fremont [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Other Charges	0	$ 0				$ 7,034
AMER \| Employee Severance [Member] \| Fremont [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Other Charges	0	0	1,656		3,050	5,255
AMER \| Other Restructuring [Member] \| Fremont [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Other Charges	$ 0	$ 0	$ 261		$ 374	$ 1,779