Subsequent Events	3 Months Ended
Mar. 31, 2018
Subsequent Events [Abstract]
Subsequent Events	22. Subsequent Events At the Special Meeting of Stockholders of the Company held on April 26, 2018, the Company’s stockholders entitled to vote at the meeting voted to approve the amendment to the Company’s Certificate of Incorporation to increase the number of authorized shares of its common stock, $.001 par value per share, from 150 million to 260 million. On May 7, 2018, the Company filed a Form S-8 to register the 1.9 million shares that were approved at the 2017 Annual Meeting of Stockholders. In April 2018, the Company converted a total outstanding principal balance of $2.8 million of its 5.75% Convertible Notes in to 2.3 million shares of the Company’s common stock. In April 2018, pursuant to a letter agreement entered into simultaneously with the Company’s acquisition of a 51% equity interest in Hydraulic, the Company acquired the remaining 49% ownership interest from its joint venture partner for no consideration effectively increasing the Company’s ownership interest in Hydraulic to 100% until such time as an affiliate of such joint venture partner satisfies its outstanding payment obligations to the Company under a terminated license agreement (through distributions on such 49% interest or otherwise).

Subsequent Events

3 Months Ended

Mar. 31, 2018

22. Subsequent Events

At the Special Meeting of Stockholders of the Company held on April 26, 2018, the Company’s stockholders entitled to vote at the meeting voted to approve the amendment to the Company’s Certificate of Incorporation to increase the number of authorized shares of its common stock, $.001 par value per share, from 150 million to 260 million.

On May 7, 2018, the Company filed a Form S-8 to register the 1.9 million shares that were approved at the 2017 Annual Meeting of Stockholders.

In April 2018, the Company converted a total outstanding principal balance of $2.8 million of its 5.75% Convertible Notes in to 2.3 million shares of the Company’s common stock.

In April 2018, pursuant to a letter agreement entered into simultaneously with the Company’s acquisition of a 51% equity interest in Hydraulic, the Company acquired the remaining 49% ownership interest from its joint venture partner for no consideration effectively increasing the Company’s ownership interest in Hydraulic to 100% until such time as an affiliate of such joint venture partner satisfies its outstanding payment obligations to the Company under a terminated license agreement (through distributions on such 49% interest or otherwise).