Liquidity	3 Months Ended
Mar. 31, 2019
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Liquidation Basis of Accounting [Text Block]	Note 2 – Liquidity The Company has incurred significant recurring losses and has a significant working capital deficiency. The Company incurred a net loss of $523,000 in the three months ended March 31, 2019 and had a working capital deficiency of $7.2 million as of March 31, 2019. The Company is dependent on future operating performance in order to generate sufficient cash flows in order to continue to run its businesses. Future operating performance is dependent on general economic conditions, as well as financial, competitive and other factors beyond our control. In order to more effectively manage its cash resources, the Company had, from time to time, increased the timetable of its payment of some of its payables, which delayed certain product deliveries from our vendors, which in turn delayed certain deliveries to our customers. Subsequent to March 31, 2019, the Company received aggregate proceeds of $6.0 million from (i) a rights offering to current shareholders resulting in gross proceeds of $2.5 million (the “Rights Offering”) and (ii) the exercise of the remaining $3.5 million warrant (the “Unilumin Warrant”) issued to Unilumin North America Inc. (“Unilumin”). Of the proceeds received subsequent to March 31, 2019, a portion has been used to satisfy outstanding obligations including certain long-term debt, certain payables, certain accrued liabilities and pension obligations. Certain directors deferred the timing of payments owed to them related to directors’ fees and current portion of long-term debt beyond one year. In addition, a stockholder of the Company has committed to providing additional capital up to $2.0 million, to the extent necessary to fund operations. Management believes that its current cash resources and cash provided by operations will be sufficient to fund its anticipated current and near-term cash requirements within one year from the date of issuance of this Form 10-Q. The Company continually evaluates the need and availability of long-term capital, including replacing the Credit Agreement (hereinafter defined), in order to meet its cash requirements and fund potential new opportunities.

Note 2 – Liquidity

The Company has incurred significant recurring losses and has a significant working capital deficiency. The Company incurred a net loss of $523,000 in the three months ended March 31, 2019 and had a working capital deficiency of $7.2 million as of March 31, 2019.

The Company is dependent on future operating performance in order to generate sufficient cash flows in order to continue to run its businesses. Future operating performance is dependent on general economic conditions, as well as financial, competitive and other factors beyond our control. In order to more effectively manage its cash resources, the Company had, from time to time, increased the timetable of its payment of some of its payables, which delayed certain product deliveries from our vendors, which in turn delayed certain deliveries to our customers.

Subsequent to March 31, 2019, the Company received aggregate proceeds of $6.0 million from (i) a rights offering to current shareholders resulting in gross proceeds of $2.5 million (the “Rights Offering”) and (ii) the exercise of the remaining $3.5 million warrant (the “Unilumin Warrant”) issued to Unilumin North America Inc. (“Unilumin”). Of the proceeds received subsequent to March 31, 2019, a portion has been used to satisfy outstanding obligations including certain long-term debt, certain payables, certain accrued liabilities and pension obligations. Certain directors deferred the timing of payments owed to them related to directors’ fees and current portion of long-term debt beyond one year. In addition, a stockholder of the Company has committed to providing additional capital up to $2.0 million, to the extent necessary to fund operations. Management believes that its current cash resources and cash provided by operations will be sufficient to fund its anticipated current and near-term cash requirements within one year from the date of issuance of this Form 10-Q. The Company continually evaluates the need and availability of long-term capital, including replacing the Credit Agreement (hereinafter defined), in order to meet its cash requirements and fund potential new opportunities.