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Condensed Consolidated Statements of Cash Flows (Unaudited) Supplemental schedule of noncash financing activities (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2015
USD ($)
shares
Derivative Liability $ 4,277
Common Stock Repurchase not settled, Shares | shares (25,000)
Common Stock Repurchase not settled, Value $ (820)