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           Restructuring Charges (Details) (USD $) 
         | 
        12 Months Ended | |
|---|---|---|
| 
           Dec. 31, 2014 
         | 
        
           Dec. 31, 2013 
         | 
      |
| Restructuring Charges [Abstract] | ||
| Restructuring expense | $ 237,838us-gaap_RestructuringCharges | $ 1,149,439us-gaap_RestructuringCharges | 
| Restructuring payments | 724,000us-gaap_PaymentsForRestructuring | |
| Restructuring accrual | $ 0us-gaap_RestructuringReserve | |
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- Definition 
          Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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- Details 
          
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- Definition 
          Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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- Definition 
          Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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