Long-Term Debt and Capital Lease Obligations (Long-Term Debt Obligations) (Details)
6 Months Ended
May. 12, 2015
USD ($)
payment
Mar. 06, 2015
USD ($)
Jun. 30, 2015
USD ($)
payment
Mar. 10, 2015
USD ($)
Jan. 27, 2015
USD ($)
Dec. 31, 2014
USD ($)
Debt Instrument [Line Items]            
Capital lease obligations     $ 17,216,302     $ 11,598,483
Long-term capital lease obligations     2,400,000 $ 175,015    
Current capital lease obligations     $ 2,600,000      
Revolving Credit Facility            
Debt Instrument [Line Items]            
Revolving credit facility, borrowing capacity         $ 8,000,000  
Amounts borrowed on facility   $ 5,000,000        
Proceeds from lines of credit   4,400,000        
Prepaid interest and fees   $ 600,000        
Number of cash payments | payment     25      
Periodic installments amount     $ 200,000      
Total principal payment and interest     5,000,000      
Revolving credit facility, interest rate (as a percent)   9.50%        
Covenant compliance, minimum required liquidity amount   $ 1,000,000        
Covenant compliance, percentage of dore value included in liquidity amount   90.00%        
Additional future borrowing capacity     8,000,000      
Lease Obligation (Varilease) | Capital Lease Obligations            
Debt Instrument [Line Items]            
Number of cash payments | payment 24          
Capital lease obligations     5,000,000     0
Monthly payment amount $ 228,820          
Proceeds from sale leaseback $ 5,000,000          
Capital Lease Obligations | Capital Lease Obligations            
Debt Instrument [Line Items]            
Capital lease obligations     $ 2,686,670     $ 2,916,797