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Notes and lines of credit consist of the following: (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands								1 Months Ended	12 Months Ended
	Jan. 28, 2022	May 07, 2021	Apr. 21, 2021	Dec. 23, 2020	Mar. 23, 2020	Nov. 20, 2019	Nov. 16, 2018	Jul. 31, 2014	Dec. 31, 2021	Dec. 31, 2020	Sep. 08, 2020	Apr. 17, 2020
Debt Instrument [Line Items]
Interest Expense									$ 1,154	$ 496
Whitmore [Member]
Debt Instrument [Line Items]
Conversion of Stock, Shares Issued		10,000,000
Stock Issued During Period, Shares, New Issues		95,555
Cash		$ 19
2% Secured Convertible Promissory Note Due on May 15, 2024 [Member] \| Bradford T. Whitmore [Member]
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage						2.00%
Debt Instrument, Face Amount						$ 2,000
Debt Instrument, Interest Rate Terms						interest was payable semi-annually
Debt Instrument, Date of First Required Payment						May 15, 2020
Debt Instrument, Convertible, Conversion Price						$ 0.20
Share Price						$ 0.32
Debt Instrument, Unamortized Discount						$ 1,200,000
Promissory Note (PPP) [Member]
Debt Instrument [Line Items]
Long-term Debt									0
Promissory Note (PPP) [Member] \| Libertyville [Member]
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage												1.00%
Debt Instrument, Face Amount												$ 952
Credit Agreement [Member]
Debt Instrument [Line Items]
Outsanding balance									$ 500
Business Loan Agreement [Member] \| Beachcorp, LLC [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Borrowing Capacity, Description	the Company entered into an Amended and Restated Business Loan Agreement (the “A&R Loan Agreement”), which amends and restates the Master Agreement between the Company and Beachcorp, LLC, and a new promissory note in order to evidence the A/R Revolver facility, including an amendment to expand the limit on the A/R Revolver Facility from $6,000 to $8,000, reduce the interest rate to the prime rate plus 0.75%, and extend the maturity of the A/R Revolver Facility to March 31, 2024.
Letter of Credit [Member]
Debt Instrument [Line Items]
Short-term Debt								$ 30
Debt Instrument, Description of Variable Rate Basis								prime rate
Debt Instrument, Basis Spread on Variable Rate								1.00%
Letter of Credit [Member] \| New Business Loan Agreement [Member]
Debt Instrument [Line Items]
Debt Instrument, Description of Variable Rate Basis									prime rate
Debt Instrument, Basis Spread on Variable Rate									1.00%
Libertyville Bank And Trust [Member]
Debt Instrument [Line Items]
Line of credit facility, description									Libertyville Bank & Trust
Line of Credit Facility, Commitment Fee Percentage									4.25%
Available									$ 30	30
Outsanding balance
Libertyville Bank And Trust One [Member]
Debt Instrument [Line Items]
Line of credit facility, description									Libertyville Bank & Trust
Line of Credit Facility, Commitment Fee Percentage									4.25%
Available										500
Outsanding balance										500
Libertyville Bank And Trust Two [Member]
Debt Instrument [Line Items]
Line of credit facility, description									Libertyville Bank & Trust
Line of Credit Facility, Commitment Fee Percentage									4.25%
Available									$ 500
Outsanding balance
Beachcorp, LLC [Member]
Debt Instrument [Line Items]
Line of credit facility, description									Beachcorp, LLC
Line of Credit Facility, Commitment Fee Percentage									5.25%
Available									$ 3,467	2,776
Outsanding balance									$ 1,351	2,155
Beachcorp LLC One [Member]
Debt Instrument [Line Items]
Line of credit facility, description									Beachcorp
Line of Credit Facility, Commitment Fee Percentage									5.25%
Available									$ 1,000	500
Outsanding balance									$ 1,000	500
2% Secured Convertible Promissory Note Due on May 15, 2024 [Member]
Debt Instrument [Line Items]
Line of credit facility, description									Secured convertible promissory note
Line of Credit Facility, Commitment Fee Percentage									2.00%
Available										2,000
Outsanding balance										1,097
PPP Loan Libertyville Promissory Note [Member]
Debt Instrument [Line Items]
Line of credit facility, description									PPP Loan / Libertyville promissory note
Line of Credit Facility, Commitment Fee Percentage									1.00%
Available										952
Outsanding balance										$ 952
Beachcorp LLC Three [Member]
Debt Instrument [Line Items]
Line of credit facility, description									Beachcorp
Line of Credit Facility, Commitment Fee Percentage									4.00%
Beachcorp LLC Four [Member]
Debt Instrument [Line Items]
Line of credit facility, description									Beachcorp
Line of Credit Facility, Commitment Fee Percentage									4.00%
Strandler LLC [Member]
Debt Instrument [Line Items]
Line of credit facility, description									Strandler
Line of Credit Facility, Commitment Fee Percentage									4.00%
Term Loan [Member] \| Business Loan Agreement [Member] \| Beachcorp, LLC [Member]
Debt Instrument [Line Items]
Outsanding balance							$ 500
Debt Instrument, Interest Rate, Stated Percentage							8.25%
Debt Instrument, Maturity Date							Dec. 31, 2020
Term Loan [Member] \| Fourth Amendment [Member] \| Beachcorp, LLC [Member]
Debt Instrument [Line Items]
Outsanding balance			$ 1,000
Debt Instrument, Maturity Date			Mar. 31, 2022
Revolving Credit Facility [Member] \| Business Loan Agreement [Member] \| Beachcorp, LLC [Member]
Debt Instrument [Line Items]
Outsanding balance							$ 2,000
Debt Instrument, Description of Variable Rate Basis							prime rate
Debt Instrument, Basis Spread on Variable Rate							3.00%
Line of Credit Facility, Expiration Date							Mar. 31, 2020
Revolving Credit Facility [Member] \| Business Loan Agreement [Member] \| Beachcorp, LLC [Member] \| Minimum [Member]
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage							8.25%
Revolving Credit Facility [Member] \| Second Amendment [Member] \| Beachcorp, LLC [Member]
Debt Instrument [Line Items]
Outsanding balance											$ 2,750
Revolving Credit Facility [Member] \| Third Amendment [Member] \| Beachcorp, LLC [Member]
Debt Instrument [Line Items]
Outsanding balance				$ 4,000
Revolving Credit Facility [Member] \| Fourth Amendment [Member] \| Beachcorp, LLC [Member]
Debt Instrument [Line Items]
Outsanding balance			$ 6,000
Debt Instrument, Description of Variable Rate Basis			prime rate
Debt Instrument, Basis Spread on Variable Rate			2.00%
Line of Credit Facility, Expiration Date			Mar. 31, 2023
Revolving Credit Facility [Member] \| A And R Loan Agreement [Member] \| Beachcorp, LLC [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Borrowing Capacity, Description	the Company entered into the A&R Loan Agreement and a new revolving loan agreement (“Inventory Facility”) with Beachcorp, LLC, and a new promissory note in order to evidence the Inventory Facility. The maximum borrowing amount under the Inventory Facility is $4,000, with a borrowing base consisting of up to 50% of the value of qualified inventory of the Company. The interest rate for the Inventory Revolver is at the prime rate plus 0.75%, and it matures on March 31, 2024.
Revolving Credit Facility [Member] \| A And R Loan Agreement [Member] \| Strandler LLC [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Borrowing Capacity, Description	the Company entered into an additional Business Loan Agreement (the “New Term Loan Agreement”) with Strandler, LLC, which effectively transferred or assigned the Term Loan to Strandler, LLC from Beachcorp, LLC. Interest on the New Term Loan is at the prime rate plus 0.75%, and it matures on March 31, 2024. Strandler, LLC is also an affiliate of Bradford T. Whitmore.
Term Loan and The Revolver Facility [Member] \| First Amendment [Member] \| Beachcorp, LLC [Member]
Debt Instrument [Line Items]
Debt Instrument, Maturity Date				Mar. 31, 2022	Mar. 31, 2021
Related Party Credit Facilities [Member]
Debt Instrument [Line Items]
Interest Expense									$ 903