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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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Face (par) amount of debt instrument at time of issuance.

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Notes and Line of Credit (Details Narrative)							1 Months Ended	3 Months Ended		9 Months Ended
Notes and Line of Credit (Details Narrative)	May 07, 2021 USD ($) shares	Apr. 21, 2021 USD ($)	Dec. 23, 2020 USD ($)	Mar. 23, 2020	Nov. 20, 2019 USD ($) $ / shares	Nov. 16, 2018 USD ($)	Jul. 31, 2014 USD ($)	Sep. 30, 2021 USD ($)	Sep. 30, 2020 USD ($)	Sep. 30, 2021 USD ($) Number	Sep. 30, 2020 USD ($)	Dec. 31, 2020 USD ($)	Sep. 08, 2020 USD ($)	Apr. 17, 2020 USD ($)
Debt Instrument [Line Items]
Interest expense								$ 38,000	$ 122,000	$ 1,096,000	$ 368,000
Bradford T. Whitmore [Member]
Debt Instrument [Line Items]
Number of shares issued upon conversion \| shares	10,000,000
Number of additional shares issued \| shares	95,555
Accrued interest	$ 19,000
2% Secured Convertible Promissory Note Due on May 15, 2024 [Member] \| Bradford T. Whitmore [Member]
Debt Instrument [Line Items]
Fixed annual interest rate					2.00%
Debt maturity date					May 15, 2024
Principal amount					$ 2,000,000
Payment frequency					interest was payable semi-annually on the 15th day of May and November
Date of first payment					May 15, 2020
Debt conversion price (in dollars per share) \| $ / shares					$ 0.20
Share price (in dollars per share) \| $ / shares					$ 0.32
Debt discount					$ 1,200,000							$ 903,000
Interest expense								0		903,000
Long-term Debt, Gross								0		0		1,097,000
Promissory Note (PPP) [Member]
Debt Instrument [Line Items]
Debt balance								0		0
Promissory Note (PPP) [Member] \| Libertyville [Member]
Debt Instrument [Line Items]
Fixed annual interest rate														1.00%
Principal amount														$ 952,000
Beachcorp, LLC [Member]
Debt Instrument [Line Items]
Additional amount available								721,000		721,000
Term Loan [Member] \| Beachcorp, LLC [Member]
Debt Instrument [Line Items]
Debt balance								1,000,000		1,000,000
Revolving Credit Facility [Member] \| Beachcorp, LLC [Member]
Debt Instrument [Line Items]
Debt balance								3,740,000		3,740,000
Related Party Credit Facilities [Member] \| Beachcorp, LLC [Member]
Debt Instrument [Line Items]
Interest expense										156,000	$ 334,000
Accrued interest expense								17,000		$ 17,000		$ 20,000
Business Loan Agreement [Member] \| Term Loan [Member] \| Beachcorp, LLC [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity						$ 500,000
Ownership percentage						62.00%
Fixed annual interest rate						8.25%
Debt maturity date						Dec. 31, 2020
Business Loan Agreement [Member] \| Revolving Credit Facility [Member] \| Beachcorp, LLC [Member]
Debt Instrument [Line Items]
Variable interest rate basis						prime rate
Basis spread variable interest rate						3.00%
Maximum borrowing capacity						$ 2,000,000
Facility, expiration date						Mar. 31, 2020
Business Loan Agreement [Member] \| Revolving Credit Facility [Member] \| Beachcorp, LLC [Member] \| more than
Debt Instrument [Line Items]
Fixed annual interest rate						8.25%
First Amendment [Member] \| Term Loan and The Revolver Facility [Member] \| Beachcorp, LLC [Member]
Debt Instrument [Line Items]
Debt maturity date			Mar. 31, 2022	Mar. 31, 2021
Second Amendment [Member] \| Revolving Credit Facility [Member] \| Beachcorp, LLC [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity													$ 2,750,000
Third Amendment [Member] \| Revolving Credit Facility [Member] \| Beachcorp, LLC [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity			$ 4,000,000
Fourth Amendment [Member] \| Term Loan [Member] \| Beachcorp, LLC [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity		$ 1,000,000
Fixed annual interest rate		5.25%
Debt maturity date		Mar. 31, 2022
Fourth Amendment [Member] \| Revolving Credit Facility [Member] \| Beachcorp, LLC [Member]
Debt Instrument [Line Items]
Variable interest rate basis		prime rate
Basis spread variable interest rate		2.00%
Maximum borrowing capacity		$ 6,000,000
Facility, expiration date		Mar. 31, 2023
Letter of Credit [Member]
Debt Instrument [Line Items]
Letter of credit and related promissory note							$ 30,000
Variable interest rate basis							prime rate
Basis spread variable interest rate							1.00%
Letter of Credit [Member] \| New Business Loan Agreement [Member]
Debt Instrument [Line Items]
Variable interest rate basis										prime rate
Basis spread variable interest rate										1.00%
Maximum borrowing capacity								500,000		$ 500,000
Borrowing capacity as percentage of accounts receivable										75.00%
Minimum amount of cash on hand before advance is given								$ 500,000		$ 500,000
Line of Credit [Member] \| New Business Loan Agreement [Member]
Debt Instrument [Line Items]
Borrowing capacity as multiple of accounts receivable \| Number										2