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Leases - Supplemental Balance Sheet Information Related to Operating Leases (Details) $ in Thousands	Sep. 27, 2019 USD ($)
Lessee Lease Description [Line Items]
Operating lease right-of-use assets, gross	$ 11,909
Less accumulated depreciation	5,232
Operating lease right-of-use assets, net	6,677
Total operating lease liability	$ 6,792
Weighted-average remaining lease term (in years)	2 years 4 months 24 days
Weighted-average discount rate	1.79%
Machinery and Equipment
Lessee Lease Description [Line Items]
Operating lease right-of-use assets, gross	$ 813
Computer Equipment and Software
Lessee Lease Description [Line Items]
Operating lease right-of-use assets, gross	462
Real Property
Lessee Lease Description [Line Items]
Operating lease right-of-use assets, gross	$ 10,634

X

- Definition

Operating lease accumulated depreciation.

+ References

No definition available.

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- Definition

Operating lease right of use asset gross.

+ References

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- 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

Present value of lessee's discounted obligation for lease payments from operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918627-209977

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- Definition

Amount of lessee's right to use underlying asset under operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918627-209977

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- Definition

Weighted average discount rate for operating lease calculated at point in time.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 4
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-URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918686-209980

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- Definition

Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

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