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Subsequent Events (Narrative) (Details) - Subsequent Event - USD ($)
Mar. 09, 2017
Jan. 13, 2017
Secured Debt | Senior Secured Debenture due 2021    
Subsequent Event [Line Items]    
Interest rate (as a percent)   11.00%
Principal amount   $ 10,723,000
Line of Credit | Loan Commitment Agreement Due 2021    
Subsequent Event [Line Items]    
Interest rate (as a percent) 11.00%  
Maximum borrowing capacity $ 2,000,000