Accounting Policies and New Accounting Pronouncements (Details Narrative) - USD ($) $ in Thousands	12 Months Ended
Dec. 30, 2017	Dec. 30, 2017	Dec. 31, 2016
Cash	$ 200	$ 200
Accounts receivable	9,114	9,114	$ 10,455
Debt issue costs capitalized	0		38
Goodwill	2,806	2,806	2,806
Intangible assets	0	0	100
Accumulated amortization	0	0	3,100
Amortization expense	$ 0		100
Income tax rate	35.00%
Income tax reduction rate	21.00%
Automation Segment [Member]
Goodwill			2,806
Deferred Tax Assets and Liabilities [Member]
Income tax rate	21.00%
Customer One [Member]
Accounts receivable	$ 700	700	300
Customer Two [Member]
Accounts receivable	$ 0	$ 0	$ 1,100
Sales Revenue, Net [Member]
Concentration risk, percentage		10.00%	10.00%
Sales Revenue, Net [Member] \| Customer One [Member]
Concentration risk, percentage		22.50%	15.40%
Sales Revenue, Net [Member] \| Customer Two [Member]
Concentration risk, percentage		10.90%	14.00%

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.

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Amount of amortization expense attributable to debt issuance costs.

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The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Excludes cash and cash equivalents within disposal group and discontinued operation.

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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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The current portion of nonphysical assets, excluding financial assets, if these assets are classified into the current and noncurrent portions.

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