Contract With Customer, Liability, Increase (Decrease) From Prior Year, Percent

No definition available.

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- Definition

Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as noncurrent.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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+ Details

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Balance Type:	credit
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount of increase (decrease) in obligation to transfer good or service to customer for which consideration has been received or is receivable.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-Topic 230
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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Details

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- Details

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- Details

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- Details

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- Details

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Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
Revenue (Details) - USD ($) $ in Thousands	Apr. 03, 2020	Mar. 29, 2019	Apr. 03, 2020	Mar. 29, 2019	Sep. 27, 2019
Disaggregation of Revenue [Line Items]
Revenue	$ 126,424	$ 128,465	$ 245,521	$ 279,154
Contract liabilities	10,542		10,542		$ 10,653
Increase (decrease) in contract with customer liability			(111)
Contract liability noncurrent	3,500		3,500		$ 8,500
Amounts included in contract liabilities at the beginning of the period	100		$ 200
Net change in contract liabilities (percentage)			(1.00%)
Industrial & Defense
Disaggregation of Revenue [Line Items]
Revenue	48,069	50,471
Data Center
Disaggregation of Revenue [Line Items]
Revenue	26,707	30,657
Telecom
Disaggregation of Revenue [Line Items]
Revenue	51,648	47,337
United States
Disaggregation of Revenue [Line Items]
Revenue	56,380	64,714	$ 110,331	132,832
China
Disaggregation of Revenue [Line Items]
Revenue	40,433	32,419	77,773	77,041
Asia Pacific, excluding China
Disaggregation of Revenue [Line Items]
Revenue	20,044	20,598	38,864	44,013
Other Countries
Disaggregation of Revenue [Line Items]
Revenue	$ 9,567	$ 10,734	18,553	25,268
Industrial & Defense
Disaggregation of Revenue [Line Items]
Revenue			98,552	107,754
Data Center
Disaggregation of Revenue [Line Items]
Revenue			49,720	73,904
Telecom
Disaggregation of Revenue [Line Items]
Revenue			$ 97,249	$ 97,496