Severance Charge (Details Textual) (USD $)	12 Months Ended
Dec. 31, 2014
Severance Costs	$ 1,864,000us-gaap_SeveranceCosts1

- Definition

Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

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