Subsequent Events	12 Months Ended
Dec. 31, 2018
Subsequent Events [Abstract]
Subsequent Events [Text Block]	20. Subsequent Events The Company has evaluated events and transactions subsequent to December 31, 2018 and through the date these Consolidated Financial Statements were included in this Form 10-K and filed with the SEC. As described in the Schedule 14C, the Company received the written consent of the requisite vote, including separate votes by the holders of the Company’s Common Stock and SBCPS, to approve a certificate of amendment (the “Charter Amendment”) to the Company’s Amended and Restated Certificate of Incorporation with the Delaware Secretary of State to increase the authorized shares of Common Stock to 30,000,000 and the authorized shares of preferred stock, $0.001 par value per share, to 2,500,000 shares. The Company also received the written consent of the requisite vote to approve an Amended and Restated Certificate of Designations of the SBCPS (the “Certificate of Designations”) with the Delaware Secretary of State to reduce the conversion price of the Company’s SBCPS to $2.00 per share. The Schedule 14C was mailed to the non-consenting stockholders and filed with the Securities Exchange Commission on January 7, 2019. The Company was authorized to implement these actions twenty days after the mailing to the non-consenting stockholders of the Company’s Schedule 14C. Accordingly, the Company filed the Charter Amendment and the Certificate of Designations in Delaware on January 28, 2019. On February 15, 2019, holders of $35,000 of the Notes accepted the Company’s offer to exchange each $1,000 of principal, forgiving any related interest, for $200 in cash, for an aggregate payment by the Company of $7,000. On February 21, 2019, 96.1% of our issued and outstanding SBCPS was converted into 1,586,400 shares of Common Stock. On March 4, 2019, Unilumin exercised a portion of the Unilumin Warrant to purchase 2,061,856 shares of our Common Stock, resulting in gross proceeds of $2.0 million. On April 5, 2019, the Rights Offering terminated. At the closing of the Rights Offering on April 9, 2019, the Company received gross proceeds of $2.5 million in exchange for 2,500,000 shares of Common Stock. On April 5, 2019, Unilumin exercised the remaining portion of the Unilumin Warrant to purchase 3,608,247 shares of our Common Stock, resulting in gross proceeds of $3.5 million. The Company used the proceeds from the Rights Offering and the Unilumin Warrant to satisfy its obligations under its Credit Agreement with CNH. The Company also used a portion of the net proceeds for working capital. As a result of the exercises of the Unilumin Warrant, the Rights Offering and the conversion of the SBCPS to Common Stock, Unilumin now holds 52.2% of the Company’s outstanding Common Stock.

20. Subsequent Events

The Company has evaluated events and transactions subsequent to December 31, 2018 and through the date these Consolidated Financial Statements were included in this Form 10-K and filed with the SEC.

As described in the Schedule 14C, the Company received the written consent of the requisite vote, including separate votes by the holders of the Company’s Common Stock and SBCPS, to approve a certificate of amendment (the “Charter Amendment”) to the Company’s Amended and Restated Certificate of Incorporation with the Delaware Secretary of State to increase the authorized shares of Common Stock to 30,000,000 and the authorized shares of preferred stock, $0.001 par value per share, to 2,500,000 shares. The Company also received the written consent of the requisite vote to approve an Amended and Restated Certificate of Designations of the SBCPS (the “Certificate of Designations”) with the Delaware Secretary of State to reduce the conversion price of the Company’s SBCPS to $2.00 per share. The Schedule 14C was mailed to the non-consenting stockholders and filed with the Securities Exchange Commission on January 7, 2019. The Company was authorized to implement these actions twenty days after the mailing to the non-consenting stockholders of the Company’s Schedule 14C. Accordingly, the Company filed the Charter Amendment and the Certificate of Designations in Delaware on January 28, 2019.

On February 15, 2019, holders of $35,000 of the Notes accepted the Company’s offer to exchange each $1,000 of principal, forgiving any related interest, for $200 in cash, for an aggregate payment by the Company of $7,000.

On February 21, 2019, 96.1% of our issued and outstanding SBCPS was converted into 1,586,400 shares of Common Stock.

On March 4, 2019, Unilumin exercised a portion of the Unilumin Warrant to purchase 2,061,856 shares of our Common Stock, resulting in gross proceeds of $2.0 million.

On April 5, 2019, the Rights Offering terminated. At the closing of the Rights Offering on April 9, 2019, the Company received gross proceeds of $2.5 million in exchange for 2,500,000 shares of Common Stock.

On April 5, 2019, Unilumin exercised the remaining portion of the Unilumin Warrant to purchase 3,608,247 shares of our Common Stock, resulting in gross proceeds of $3.5 million.

The Company used the proceeds from the Rights Offering and the Unilumin Warrant to satisfy its obligations under its Credit Agreement with CNH. The Company also used a portion of the net proceeds for working capital. As a result of the exercises of the Unilumin Warrant, the Rights Offering and the conversion of the SBCPS to Common Stock, Unilumin now holds 52.2% of the Company’s outstanding Common Stock.