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RESTRICTED CASH (Notes) | 6 Months Ended
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Jun. 30, 2014
Restricted Cash and Cash Equivalents Items [Line Items] |
Restricted Assets Disclosure [Text Block] | RESTRICTED CASH Restricted cash consisted of the following (amounts in thousands):
| June 30, 2014 |  | December 31, 2013
Restricted cash | $ | — |  |  | $ | 14,268 |
At December 31, 2013, the Company had restricted cash of $14.3 million. This restricted cash was on deposit for the purchase of the remaining 15% of Voltyre-Prom. In the first half of 2014, the partnership of Titan, OEP, and RDIF purchased an additional 15% to bring the total Voltyre-Prom ownership to 100%. See note 3 for additional information.

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