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Fair Value Measurements - Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - Recurring [Member]
$ in Thousands
Sep. 30, 2015
USD ($)
Derivative Instruments Liabilities [Member]  
Liabilities [Abstract]  
Total Liabilities $ 2,935
Level 3 [Member] | Derivative Instruments Liabilities [Member]  
Liabilities [Abstract]  
Total Liabilities 2,935
Money Market Funds [Member]  
Assets [Abstract]  
Total Assets (included in Cash and Cash Equivalents) 1,943
Money Market Funds [Member] | Level 1 [Member]  
Assets [Abstract]  
Total Assets (included in Cash and Cash Equivalents) $ 1,943