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Represent repayments of lines of credit date.

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Notes and Line of Credit (Details Narrative) $ / shares in Units, $ in Thousands									1 Months Ended	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 29, 2020 USD ($)	Jun. 29, 2020 USD ($)	Apr. 17, 2020 USD ($)	Mar. 30, 2020 USD ($)	Mar. 23, 2020	Nov. 20, 2019 USD ($) $ / shares	Mar. 22, 2019 USD ($) Number	Nov. 16, 2018 USD ($)	Jul. 31, 2014 USD ($)	Sep. 30, 2020 USD ($)	Sep. 30, 2019 USD ($)	Sep. 30, 2020 USD ($)	Sep. 30, 2019 USD ($)	Dec. 31, 2019 USD ($)	Sep. 08, 2020 USD ($)
Interest expense paid										$ 122	$ 47	$ 368	$ 140
Paycheck Protection Program [Member]
Term loan			$ 952							952		952
Interest rate			1.00%
Payment terms			PPP note in eighteen equal monthly installments, with the first payment being due on a date yet to be determined. The Company is in the process of applying for loan forgiveness and does not expect resolution until the first quarter of 2021.
2% Secured Convertible Promissory Note Due on May 15, 2024 [Member] \| Bradford T. Whitmore [Member]
Interest rate						2.00%
Maturity date						May 15, 2024
Principal amount						$ 2,000
Debt conversion price (in dollars per share) \| $ / shares						$ 0.20
Share price (in dollars per share) \| $ / shares						$ 0.32
Discount on the convertible note						$ 1,200				1,103		1,103		$ 1,170
Balance as of convertible note										1,030		1,030		830
Accreted amount										67		200
Asset-Based Revolving Loan Facility [Member]
Maximum borrowing capacity			$ 2,750
Amount outstanding										1,541		1,541
Excess borrowing capacity										734		734
Business Loan Agreement [Member] \| Beachcorp, LLC [Member]
Maximum borrowing capacity								$ 500							$ 2,750
Term loan								$ 2,000		500		500
Interest rate								8.25%
Maturity date								Dec. 31, 2020
Ownership percentage								63.00%
Total interest expense										34	47	334
Interest expense paid										22	18
Accrued interest expense on related party										12	$ 9
Business Loan Agreement [Member] \| Beachcorp, LLC [Member] \| Bradford T. Whitmore [Member]
Maximum borrowing capacity										734		734
Business Loan Agreement [Member] \| Beachcorp, LLC [Member] \| Asset-Based Revolving Loan Facility [Member]
Basis spread variable interest rate								3.00%
Variable interest rate basis								Prime rate
Maximum borrowing capacity								$ 2,000
Facility, expiration date								Mar. 31, 2020
First Amendment Too Our Master Agreement [Member] \| Beachcorp, LLC [Member] \| Term Loan and The Revolver Facility [Member] \| Extended Maturity [Member]
Maturity date					Mar. 31, 2021
Term loan collateral					Secured by all the unencumbered assets of the Company
Letter of Credit [Member]
Letter of credit and related promissory note									$ 30
Basis spread variable interest rate									1.00%
Variable interest rate basis									Prime rate
Facility, expiration date									Jul. 01, 2021
Line of Credit [Member] \| Business Loan Agreement [Member] \| Libertyville [Member]
Basis spread variable interest rate							1.00%
Variable interest rate basis							Prime rate
Maximum borrowing capacity	$ 500	$ 500		$ 500			$ 500			$ 500		500		$ 500
Repayments of lines of credit date	Oct. 02, 2020	Jul. 01, 2020		Apr. 02, 2020										Jan. 02, 2020
Borrowing capacity as percentage of accounts receivable							75.00%
Borrowing capacity as multiple of accounts receivable \| Number							2
Minimum amount of cash on hand before advance is given							$ 500
Facility, expiration date							Apr. 20, 2021
Credit Facility [Member]
Accrued interest expense on related party												$ 27		$ 10