Represents the costs related to subletting facility.

No definition available.

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- Definition

Represents the costs related to subletting the Fremont, CA facility.

+ References

No definition available.

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- Definition

Represents severance and other one-time termination benefits.

+ References

No definition available.

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- Definition

Amount of loss from impairment of right-of-use asset from operating lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

Amount of other expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses associated with a discontinued operation or an asset retirement obligation.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Amount, after cash payment, 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.

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Note 3 - Restructuring and Other Charges - Restructuring and Related Costs (Details) - USD ($) $ in Thousands		3 Months Ended	12 Months Ended
	Dec. 28, 2020	Dec. 31, 2020	Dec. 31, 2020	Dec. 31, 2019
Impairment of ROU asset		$ 612	$ 612
EMS Segment Restructuring and Facility Consolidation [Member]
Severance and other one-time termination benefits			69
Other associated costs			159
Impairment of ROU asset	$ 522		522
Costs related to subletting the Fremont, CA facility			153
Total			903
Executive Management Changes [Member]
Severance and other one-time termination benefits			133
Other associated costs			381
Impairment of ROU asset		$ 90	90
Total			703
Costs related to subletting the Mansfield, MA facility			99
Cash Charges [Member] \| EMS Segment Restructuring and Facility Consolidation [Member]
Severance and other one-time termination benefits			69
Other associated costs			159
Impairment of ROU asset
Costs related to subletting the Fremont, CA facility			153
Total			381
Cash Charges [Member] \| Executive Management Changes [Member]
Severance and other one-time termination benefits			133
Other associated costs			381
Impairment of ROU asset
Total			613
Costs related to subletting the Mansfield, MA facility			99
Non-Cash Charges [Member] \| EMS Segment Restructuring and Facility Consolidation [Member]
Severance and other one-time termination benefits
Other associated costs
Impairment of ROU asset			522
Costs related to subletting the Fremont, CA facility
Total			522
Non-Cash Charges [Member] \| Executive Management Changes [Member]
Severance and other one-time termination benefits
Other associated costs
Impairment of ROU asset			90
Total			90
Costs related to subletting the Mansfield, MA facility